./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-local/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-local/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 10:13:36,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-27 10:13:36,917 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-27 10:13:36,920 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-27 10:13:36,920 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-27 10:13:36,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-27 10:13:36,944 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-27 10:13:36,944 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-27 10:13:36,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-27 10:13:36,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-27 10:13:36,945 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-27 10:13:36,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-27 10:13:36,946 INFO L153 SettingsManager]: * Use SBE=true [2024-08-27 10:13:36,947 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-27 10:13:36,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-27 10:13:36,948 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-27 10:13:36,948 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-27 10:13:36,948 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-27 10:13:36,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-27 10:13:36,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-27 10:13:36,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-27 10:13:36,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-27 10:13:36,951 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-27 10:13:36,952 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-27 10:13:36,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-27 10:13:36,952 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-27 10:13:36,952 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-27 10:13:36,952 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-27 10:13:36,952 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-27 10:13:36,953 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-27 10:13:36,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-27 10:13:36,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-27 10:13:36,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-27 10:13:36,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-27 10:13:36,953 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-27 10:13:36,953 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-27 10:13:36,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-27 10:13:36,954 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-27 10:13:36,954 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-27 10:13:36,954 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-27 10:13:36,954 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-27 10:13:36,954 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-27 10:13:36,954 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-27 10:13:37,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-27 10:13:37,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-27 10:13:37,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-27 10:13:37,184 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-27 10:13:37,184 INFO L274 PluginConnector]: CDTParser initialized [2024-08-27 10:13:37,185 INFO L431 ainManager$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 10:13:38,326 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-27 10:13:38,480 INFO L384 CDTParser]: Found 1 translation units. [2024-08-27 10:13:38,481 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-08-27 10:13:38,487 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a23872e5d/275787c5a75a46ac8f6355f61ac0bf6a/FLAGd98502da5 [2024-08-27 10:13:38,496 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a23872e5d/275787c5a75a46ac8f6355f61ac0bf6a [2024-08-27 10:13:38,498 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-27 10:13:38,499 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-27 10:13:38,499 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-20_10-08-36.files/mutex-meet-local/parallel-parallel-sum-2.wvr.yml/witness.yml [2024-08-27 10:13:38,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-27 10:13:38,696 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-27 10:13:38,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-27 10:13:38,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-27 10:13:38,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-27 10:13:38,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 10:13:38" (1/2) ... [2024-08-27 10:13:38,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@655fe040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:13:38, skipping insertion in model container [2024-08-27 10:13:38,702 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 10:13:38" (1/2) ... [2024-08-27 10:13:38,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7988eff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:13:38, skipping insertion in model container [2024-08-27 10:13:38,704 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.08 10:13:38" (2/2) ... [2024-08-27 10:13:38,704 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@655fe040 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 10:13:38, skipping insertion in model container [2024-08-27 10:13:38,704 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.08 10:13:38" (2/2) ... [2024-08-27 10:13:38,704 INFO L85 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-27 10:13:38,788 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-08-27 10:13:38,789 INFO L1541 ArrayList]: Location invariant before [L111-L111] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((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) [2024-08-27 10:13:38,789 INFO L1541 ArrayList]: Location invariant before [L87-L87] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((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) [2024-08-27 10:13:38,789 INFO L1541 ArrayList]: Location invariant before [L55-L55] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((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) [2024-08-27 10:13:38,790 INFO L1541 ArrayList]: Location invariant before [L50-L50] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((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) [2024-08-27 10:13:38,790 INFO L1541 ArrayList]: Location invariant before [L96-L96] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((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) [2024-08-27 10:13:38,790 INFO L1541 ArrayList]: Location invariant before [L70-L70] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((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) [2024-08-27 10:13:38,790 INFO L1541 ArrayList]: Location invariant before [L65-L65] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((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) [2024-08-27 10:13:38,790 INFO L1541 ArrayList]: Location invariant before [L133-L133] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((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) [2024-08-27 10:13:38,791 INFO L1541 ArrayList]: Location invariant before [L116-L116] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((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) [2024-08-27 10:13:38,791 INFO L1541 ArrayList]: Location invariant before [L101-L101] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((n <= 2147483646) && ((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) [2024-08-27 10:13:38,813 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-27 10:13:38,963 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 10:13:38,970 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-27 10:13:38,980 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-27 10:13:39,236 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 10:13:39,241 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-27 10:13:39,285 INFO L206 MainTranslator]: Completed translation [2024-08-27 10:13:39,285 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 10:13:39 WrapperNode [2024-08-27 10:13:39,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-27 10:13:39,286 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-27 10:13:39,286 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-27 10:13:39,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-27 10:13:39,293 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 10:13:39" (1/1) ... [2024-08-27 10:13:39,313 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 10:13:39" (1/1) ... [2024-08-27 10:13:39,362 INFO L138 Inliner]: procedures = 28, calls = 58, calls flagged for inlining = 22, calls inlined = 32, statements flattened = 397 [2024-08-27 10:13:39,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-27 10:13:39,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-27 10:13:39,364 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-27 10:13:39,364 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-27 10:13:39,371 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 10:13:39" (1/1) ... [2024-08-27 10:13:39,371 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 10:13:39" (1/1) ... [2024-08-27 10:13:39,380 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 10:13:39" (1/1) ... [2024-08-27 10:13:39,380 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 10:13:39" (1/1) ... [2024-08-27 10:13:39,398 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 10:13:39" (1/1) ... [2024-08-27 10:13:39,401 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 10:13:39" (1/1) ... [2024-08-27 10:13:39,404 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 10:13:39" (1/1) ... [2024-08-27 10:13:39,406 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 10:13:39" (1/1) ... [2024-08-27 10:13:39,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-27 10:13:39,412 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-27 10:13:39,412 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-27 10:13:39,412 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-27 10:13:39,413 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 10:13:39" (1/1) ... [2024-08-27 10:13:39,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-27 10:13:39,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:13:39,438 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 10:13:39,440 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 10:13:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-27 10:13:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-27 10:13:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-27 10:13:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-08-27 10:13:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-08-27 10:13:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-08-27 10:13:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-08-27 10:13:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-08-27 10:13:39,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-08-27 10:13:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-08-27 10:13:39,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-08-27 10:13:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-27 10:13:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-08-27 10:13:39,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-08-27 10:13:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-08-27 10:13:39,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-08-27 10:13:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-27 10:13:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-27 10:13:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-08-27 10:13:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-27 10:13:39,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-27 10:13:39,479 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 10:13:39,569 INFO L242 CfgBuilder]: Building ICFG [2024-08-27 10:13:39,571 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-27 10:13:40,242 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-27 10:13:40,242 INFO L291 CfgBuilder]: Performing block encoding [2024-08-27 10:13:40,863 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-27 10:13:40,864 INFO L318 CfgBuilder]: Removed 5 assume(true) statements. [2024-08-27 10:13:40,865 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 10:13:40 BoogieIcfgContainer [2024-08-27 10:13:40,865 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-27 10:13:40,866 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-27 10:13:40,867 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-27 10:13:40,869 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-27 10:13:40,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 10:13:38" (1/4) ... [2024-08-27 10:13:40,870 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d4392e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 10:13:40, skipping insertion in model container [2024-08-27 10:13:40,870 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.08 10:13:38" (2/4) ... [2024-08-27 10:13:40,870 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d4392e2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.08 10:13:40, skipping insertion in model container [2024-08-27 10:13:40,871 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 10:13:39" (3/4) ... [2024-08-27 10:13:40,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d4392e2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.08 10:13:40, skipping insertion in model container [2024-08-27 10:13:40,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 10:13:40" (4/4) ... [2024-08-27 10:13:40,872 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2024-08-27 10:13:40,890 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-27 10:13:40,891 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2024-08-27 10:13:40,891 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-27 10:13:41,039 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-08-27 10:13:41,072 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-27 10:13:41,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-27 10:13:41,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:13:41,075 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 10:13:41,076 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 10:13:41,102 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-27 10:13:41,112 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork5 ======== [2024-08-27 10:13:41,117 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;@31143d0d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-27 10:13:41,118 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-08-27 10:13:41,519 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:13:41,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:13:41,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1642558890, now seen corresponding path program 1 times [2024-08-27 10:13:41,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:13:41,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210182518] [2024-08-27 10:13:41,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:13:41,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:13:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:13:41,781 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 10:13:41,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:13:41,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210182518] [2024-08-27 10:13:41,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210182518] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 10:13:41,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 10:13:41,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-27 10:13:41,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337168761] [2024-08-27 10:13:41,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 10:13:41,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-08-27 10:13:41,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:13:41,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-08-27 10:13:41,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-08-27 10:13:41,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:41,811 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:13:41,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 10:13:41,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:41,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:41,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-27 10:13:41,903 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:13:41,904 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:13:41,904 INFO L85 PathProgramCache]: Analyzing trace with hash -722534816, now seen corresponding path program 1 times [2024-08-27 10:13:41,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:13:41,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179532281] [2024-08-27 10:13:41,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:13:41,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:13:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:13:42,270 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 10:13:42,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:13:42,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179532281] [2024-08-27 10:13:42,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179532281] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 10:13:42,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 10:13:42,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-27 10:13:42,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013140310] [2024-08-27 10:13:42,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 10:13:42,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-27 10:13:42,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:13:42,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-27 10:13:42,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-27 10:13:42,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:42,276 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:13:42,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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 10:13:42,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:42,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:42,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:42,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:13:42,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-27 10:13:42,388 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:13:42,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:13:42,389 INFO L85 PathProgramCache]: Analyzing trace with hash -855477284, now seen corresponding path program 1 times [2024-08-27 10:13:42,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:13:42,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970879003] [2024-08-27 10:13:42,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:13:42,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:13:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:13:44,627 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 10:13:44,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:13:44,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970879003] [2024-08-27 10:13:44,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970879003] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:13:44,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77238842] [2024-08-27 10:13:44,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:13:44,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:13:44,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:13:44,639 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 10:13:44,641 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 10:13:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:13:44,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 25 conjunts are in the unsatisfiable core [2024-08-27 10:13:44,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:13:45,862 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 10:13:45,862 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:13:48,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:13:48,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [77238842] provided 1 perfect and 1 imperfect interpolant sequences [2024-08-27 10:13:48,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-08-27 10:13:48,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 5] total 13 [2024-08-27 10:13:48,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818548233] [2024-08-27 10:13:48,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 10:13:48,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-27 10:13:48,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:13:48,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-27 10:13:48,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2024-08-27 10:13:48,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:48,911 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:13:48,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 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 10:13:48,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:48,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:13:48,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:49,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:49,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:13:49,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:49,114 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 10:13:49,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-08-27 10:13:49,302 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:13:49,303 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:13:49,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1984667903, now seen corresponding path program 1 times [2024-08-27 10:13:49,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:13:49,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524379171] [2024-08-27 10:13:49,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:13:49,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:13:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:13:51,114 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-08-27 10:13:51,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:13:51,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524379171] [2024-08-27 10:13:51,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524379171] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 10:13:51,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 10:13:51,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-27 10:13:51,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569422289] [2024-08-27 10:13:51,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 10:13:51,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-27 10:13:51,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:13:51,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-27 10:13:51,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-27 10:13:51,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:51,122 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:13:51,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 10:13:51,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:51,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:13:51,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:51,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:51,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:51,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:13:51,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:51,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:51,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-27 10:13:51,715 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:13:51,716 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:13:51,716 INFO L85 PathProgramCache]: Analyzing trace with hash -975519251, now seen corresponding path program 1 times [2024-08-27 10:13:51,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:13:51,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303596560] [2024-08-27 10:13:51,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:13:51,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:13:51,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:13:52,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-08-27 10:13:52,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:13:52,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303596560] [2024-08-27 10:13:52,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303596560] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 10:13:52,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 10:13:52,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-27 10:13:52,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534509758] [2024-08-27 10:13:52,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 10:13:52,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-27 10:13:52,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:13:52,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-27 10:13:52,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-08-27 10:13:52,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:52,810 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:13:52,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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 10:13:52,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:52,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:13:52,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:52,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:52,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:53,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:53,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:13:53,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:53,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:53,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:53,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-27 10:13:53,212 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:13:53,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:13:53,212 INFO L85 PathProgramCache]: Analyzing trace with hash -679209804, now seen corresponding path program 1 times [2024-08-27 10:13:53,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:13:53,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435562010] [2024-08-27 10:13:53,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:13:53,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:13:53,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:13:54,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-08-27 10:13:54,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:13:54,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435562010] [2024-08-27 10:13:54,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435562010] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 10:13:54,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 10:13:54,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-27 10:13:54,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552105147] [2024-08-27 10:13:54,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 10:13:54,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-27 10:13:54,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:13:54,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-27 10:13:54,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-08-27 10:13:54,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:54,370 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:13:54,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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 10:13:54,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:54,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:13:54,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:54,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:54,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:54,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:54,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:54,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:13:54,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:54,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:13:54,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:54,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:13:54,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-27 10:13:54,910 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:13:54,911 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:13:54,911 INFO L85 PathProgramCache]: Analyzing trace with hash -886821472, now seen corresponding path program 1 times [2024-08-27 10:13:54,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:13:54,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296992228] [2024-08-27 10:13:54,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:13:54,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:13:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:13:55,063 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:13:55,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:13:55,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296992228] [2024-08-27 10:13:55,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296992228] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:13:55,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [679363924] [2024-08-27 10:13:55,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:13:55,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:13:55,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:13:55,067 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 10:13:55,069 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 10:13:55,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:13:55,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 7 conjunts are in the unsatisfiable core [2024-08-27 10:13:55,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:13:55,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:13:55,277 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:13:55,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:13:55,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [679363924] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 10:13:55,362 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 10:13:55,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2024-08-27 10:13:55,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577803137] [2024-08-27 10:13:55,363 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 10:13:55,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-27 10:13:55,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:13:55,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-27 10:13:55,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-08-27 10:13:55,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:55,366 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:13:55,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.454545454545455) internal successors, (115), 10 states have internal predecessors, (115), 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 10:13:55,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:55,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:13:55,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:55,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:13:55,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:55,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:13:55,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:55,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:13:55,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:13:55,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:55,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:13:55,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:55,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:13:55,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:13:55,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-08-27 10:13:55,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:13:55,832 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:13:55,832 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:13:55,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1416038748, now seen corresponding path program 2 times [2024-08-27 10:13:55,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:13:55,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179957209] [2024-08-27 10:13:55,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:13:55,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:13:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:13:57,084 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:13:57,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:13:57,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179957209] [2024-08-27 10:13:57,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179957209] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:13:57,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095889142] [2024-08-27 10:13:57,085 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-27 10:13:57,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:13:57,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:13:57,086 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 10:13:57,087 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 10:13:57,194 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-08-27 10:13:57,194 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 10:13:57,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 86 conjunts are in the unsatisfiable core [2024-08-27 10:13:57,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:13:57,938 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:13:57,938 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:14:05,301 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:14:05,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2095889142] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 10:14:05,301 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 10:14:05,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 20 [2024-08-27 10:14:05,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7397742] [2024-08-27 10:14:05,302 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 10:14:05,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-08-27 10:14:05,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:14:05,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-08-27 10:14:05,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2024-08-27 10:14:05,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:05,306 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:14:05,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.285714285714286) internal successors, (132), 21 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 10:14:05,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:05,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:05,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:05,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:05,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:05,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:05,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:05,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:08,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:08,866 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-08-27 10:14:09,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:09,054 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:14:09,054 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:14:09,055 INFO L85 PathProgramCache]: Analyzing trace with hash -418465265, now seen corresponding path program 3 times [2024-08-27 10:14:09,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:14:09,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397735342] [2024-08-27 10:14:09,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:14:09,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:14:09,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:14:09,463 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:14:09,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:14:09,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397735342] [2024-08-27 10:14:09,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397735342] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:14:09,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [171470483] [2024-08-27 10:14:09,465 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-08-27 10:14:09,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:09,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:14:09,469 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 10:14:09,470 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 10:14:09,585 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-08-27 10:14:09,585 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 10:14:09,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 87 conjunts are in the unsatisfiable core [2024-08-27 10:14:09,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:14:10,499 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-08-27 10:14:10,499 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:14:18,961 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-08-27 10:14:18,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [171470483] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 10:14:18,961 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 10:14:18,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6] total 22 [2024-08-27 10:14:18,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677283227] [2024-08-27 10:14:18,961 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 10:14:18,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-08-27 10:14:18,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:14:18,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-08-27 10:14:18,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=408, Unknown=0, NotChecked=0, Total=506 [2024-08-27 10:14:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:18,963 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:14:18,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 6.478260869565218) internal successors, (149), 22 states have internal predecessors, (149), 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 10:14:18,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:18,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:18,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:18,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:18,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:18,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:18,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:18,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:18,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:24,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:24,732 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 10:14:24,919 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,SelfDestructingSolverStorable8 [2024-08-27 10:14:24,919 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:14:24,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:14:24,920 INFO L85 PathProgramCache]: Analyzing trace with hash 613110071, now seen corresponding path program 1 times [2024-08-27 10:14:24,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:14:24,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167372945] [2024-08-27 10:14:24,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:14:24,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:14:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:14:25,038 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-08-27 10:14:25,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:14:25,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167372945] [2024-08-27 10:14:25,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167372945] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 10:14:25,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 10:14:25,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-27 10:14:25,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037094936] [2024-08-27 10:14:25,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 10:14:25,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-27 10:14:25,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:14:25,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-27 10:14:25,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-27 10:14:25,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:25,040 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:14:25,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 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 10:14:25,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:25,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:25,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:25,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:25,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:25,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:25,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:25,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:25,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:25,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:25,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:25,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:25,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:25,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:25,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:25,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:25,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:25,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:25,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:25,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:25,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-27 10:14:25,940 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:14:25,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:14:25,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1601972159, now seen corresponding path program 1 times [2024-08-27 10:14:25,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:14:25,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846193520] [2024-08-27 10:14:25,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:14:25,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:14:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:14:26,269 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-08-27 10:14:26,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:14:26,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846193520] [2024-08-27 10:14:26,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846193520] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:14:26,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [381024512] [2024-08-27 10:14:26,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:14:26,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:26,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:14:26,272 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 10:14:26,273 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 10:14:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:14:26,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 1040 conjuncts, 10 conjunts are in the unsatisfiable core [2024-08-27 10:14:26,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:14:26,545 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:14:26,546 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:14:26,674 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:14:26,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [381024512] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 10:14:26,674 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 10:14:26,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 21 [2024-08-27 10:14:26,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315595233] [2024-08-27 10:14:26,675 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 10:14:26,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-08-27 10:14:26,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:14:26,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-08-27 10:14:26,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=364, Unknown=0, NotChecked=0, Total=462 [2024-08-27 10:14:26,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:26,676 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:14:26,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 6.909090909090909) internal successors, (152), 21 states have internal predecessors, (152), 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 10:14:26,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:26,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:26,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:26,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:26,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:26,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:26,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:26,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:26,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:26,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:26,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:28,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:28,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:28,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:28,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:28,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:28,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:28,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:28,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:28,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:28,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:28,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:28,276 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-08-27 10:14:28,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:28,464 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:14:28,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:14:28,464 INFO L85 PathProgramCache]: Analyzing trace with hash -866195371, now seen corresponding path program 2 times [2024-08-27 10:14:28,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:14:28,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94879860] [2024-08-27 10:14:28,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:14:28,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:14:28,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:14:29,185 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 58 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:14:29,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:14:29,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94879860] [2024-08-27 10:14:29,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94879860] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:14:29,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [324485823] [2024-08-27 10:14:29,186 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-27 10:14:29,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:29,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:14:29,188 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 10:14:29,189 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 10:14:29,437 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-08-27 10:14:29,437 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 10:14:29,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 1780 conjuncts, 14 conjunts are in the unsatisfiable core [2024-08-27 10:14:29,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:14:29,672 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 46 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:14:29,673 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:14:29,834 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 58 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:14:29,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [324485823] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 10:14:29,835 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 10:14:29,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 31 [2024-08-27 10:14:29,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469860087] [2024-08-27 10:14:29,835 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 10:14:29,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-08-27 10:14:29,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:14:29,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-08-27 10:14:29,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2024-08-27 10:14:29,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:29,840 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:14:29,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 6.4375) internal successors, (206), 31 states have internal predecessors, (206), 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 10:14:29,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:29,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:29,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:29,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:29,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:29,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:29,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:29,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:29,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:29,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:29,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:29,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:30,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:30,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:30,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:30,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:30,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:30,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:30,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:30,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:30,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:30,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:30,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:30,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:14:30,458 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-08-27 10:14:30,644 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,SelfDestructingSolverStorable11 [2024-08-27 10:14:30,645 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:14:30,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:14:30,645 INFO L85 PathProgramCache]: Analyzing trace with hash -275417131, now seen corresponding path program 3 times [2024-08-27 10:14:30,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:14:30,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385942378] [2024-08-27 10:14:30,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:14:30,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:14:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:14:31,454 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 14 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:14:31,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:14:31,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385942378] [2024-08-27 10:14:31,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385942378] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:14:31,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1394283896] [2024-08-27 10:14:31,455 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-08-27 10:14:31,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:31,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:14:31,457 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 10:14:31,458 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 10:14:31,692 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-08-27 10:14:31,693 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 10:14:31,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 10 conjunts are in the unsatisfiable core [2024-08-27 10:14:31,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:14:31,877 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 4 proven. 54 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-08-27 10:14:31,877 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:14:31,959 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-08-27 10:14:31,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1394283896] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 10:14:31,959 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 10:14:31,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11, 5] total 27 [2024-08-27 10:14:31,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979367597] [2024-08-27 10:14:31,959 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 10:14:31,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-08-27 10:14:31,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:14:31,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-08-27 10:14:31,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2024-08-27 10:14:31,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:31,960 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:14:31,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 6.62962962962963) internal successors, (179), 27 states have internal predecessors, (179), 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 10:14:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:31,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:14:31,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:14:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-08-27 10:14:35,476 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 10:14:35,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:35,662 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:14:35,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:14:35,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1130124892, now seen corresponding path program 4 times [2024-08-27 10:14:35,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:14:35,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977683177] [2024-08-27 10:14:35,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:14:35,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:14:35,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:14:36,796 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 156 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:14:36,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:14:36,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977683177] [2024-08-27 10:14:36,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977683177] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:14:36,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [515422478] [2024-08-27 10:14:36,797 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-08-27 10:14:36,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:36,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:14:36,798 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 10:14:36,800 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 10:14:37,066 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-08-27 10:14:37,066 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 10:14:37,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 2723 conjuncts, 18 conjunts are in the unsatisfiable core [2024-08-27 10:14:37,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:14:37,353 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 135 proven. 39 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-08-27 10:14:37,353 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:14:37,624 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 153 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-08-27 10:14:37,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [515422478] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 10:14:37,624 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 10:14:37,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 43 [2024-08-27 10:14:37,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513120314] [2024-08-27 10:14:37,624 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 10:14:37,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-08-27 10:14:37,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:14:37,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-08-27 10:14:37,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=322, Invalid=1570, Unknown=0, NotChecked=0, Total=1892 [2024-08-27 10:14:37,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:37,626 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:14:37,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 6.090909090909091) internal successors, (268), 43 states have internal predecessors, (268), 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 10:14:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:14:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-08-27 10:14:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:38,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:14:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-08-27 10:14:38,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:38,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-08-27 10:14:38,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-08-27 10:14:38,500 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:14:38,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:14:38,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1199195612, now seen corresponding path program 5 times [2024-08-27 10:14:38,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:14:38,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835910408] [2024-08-27 10:14:38,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:14:38,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:14:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:14:39,516 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 45 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:14:39,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:14:39,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835910408] [2024-08-27 10:14:39,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835910408] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:14:39,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1524992780] [2024-08-27 10:14:39,517 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-08-27 10:14:39,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:39,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:14:39,519 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 10:14:39,519 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 10:14:39,849 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-08-27 10:14:39,849 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 10:14:39,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 2741 conjuncts, 15 conjunts are in the unsatisfiable core [2024-08-27 10:14:39,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:14:40,169 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 6 proven. 150 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-08-27 10:14:40,169 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:14:40,279 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 10 proven. 36 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-08-27 10:14:40,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1524992780] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 10:14:40,279 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 10:14:40,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 5] total 35 [2024-08-27 10:14:40,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626426748] [2024-08-27 10:14:40,279 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 10:14:40,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-08-27 10:14:40,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:14:40,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-08-27 10:14:40,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=1049, Unknown=0, NotChecked=0, Total=1190 [2024-08-27 10:14:40,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:40,281 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:14:40,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 6.4) internal successors, (224), 35 states have internal predecessors, (224), 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 10:14:40,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:40,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:40,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:40,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:40,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:14:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-08-27 10:14:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:45,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:14:45,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-08-27 10:14:45,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:45,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-08-27 10:14:45,924 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-08-27 10:14:46,108 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,SelfDestructingSolverStorable14 [2024-08-27 10:14:46,109 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:14:46,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:14:46,109 INFO L85 PathProgramCache]: Analyzing trace with hash -537454462, now seen corresponding path program 6 times [2024-08-27 10:14:46,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:14:46,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052129124] [2024-08-27 10:14:46,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:14:46,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:14:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:14:48,304 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 315 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:14:48,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:14:48,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052129124] [2024-08-27 10:14:48,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052129124] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:14:48,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77695708] [2024-08-27 10:14:48,305 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-08-27 10:14:48,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:48,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:14:48,306 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 10:14:48,306 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 10:14:48,883 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-08-27 10:14:48,883 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 10:14:48,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 3851 conjuncts, 24 conjunts are in the unsatisfiable core [2024-08-27 10:14:48,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:14:49,347 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 286 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-08-27 10:14:49,347 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:14:49,833 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 338 proven. 36 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-08-27 10:14:49,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [77695708] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 10:14:49,833 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 10:14:49,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 19, 19] total 66 [2024-08-27 10:14:49,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561078196] [2024-08-27 10:14:49,833 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 10:14:49,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-08-27 10:14:49,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:14:49,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-08-27 10:14:49,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=661, Invalid=3761, Unknown=0, NotChecked=0, Total=4422 [2024-08-27 10:14:49,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:49,836 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:14:49,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 4.970149253731344) internal successors, (333), 66 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 10:14:49,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:49,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:49,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-08-27 10:14:49,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:50,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-08-27 10:14:50,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-08-27 10:14:50,725 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 10:14:50,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:50,909 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:14:50,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:14:50,910 INFO L85 PathProgramCache]: Analyzing trace with hash 553691138, now seen corresponding path program 7 times [2024-08-27 10:14:50,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:14:50,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998349222] [2024-08-27 10:14:50,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:14:50,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:14:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:14:52,603 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 338 proven. 55 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-08-27 10:14:52,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:14:52,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998349222] [2024-08-27 10:14:52,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998349222] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:14:52,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1716702011] [2024-08-27 10:14:52,603 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-08-27 10:14:52,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:52,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:14:52,605 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 10:14:52,606 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 10:14:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:14:52,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 3869 conjuncts, 25 conjunts are in the unsatisfiable core [2024-08-27 10:14:52,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:14:53,428 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 311 proven. 82 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-08-27 10:14:53,429 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:14:53,928 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 338 proven. 55 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-08-27 10:14:53,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1716702011] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 10:14:53,928 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 10:14:53,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 22] total 64 [2024-08-27 10:14:53,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116628536] [2024-08-27 10:14:53,929 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 10:14:53,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-08-27 10:14:53,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:14:53,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-08-27 10:14:53,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=704, Invalid=3456, Unknown=0, NotChecked=0, Total=4160 [2024-08-27 10:14:53,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:53,931 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:14:53,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 5.292307692307692) internal successors, (344), 64 states have internal predecessors, (344), 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 10:14:53,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:53,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:53,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:53,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-08-27 10:14:53,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-08-27 10:14:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-08-27 10:14:54,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-08-27 10:14:54,930 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 10:14:55,113 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,SelfDestructingSolverStorable16 [2024-08-27 10:14:55,114 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:14:55,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:14:55,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1440234114, now seen corresponding path program 8 times [2024-08-27 10:14:55,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:14:55,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6756864] [2024-08-27 10:14:55,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:14:55,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:14:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:14:56,874 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 81 proven. 327 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:14:56,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:14:56,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6756864] [2024-08-27 10:14:56,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6756864] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:14:56,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294958057] [2024-08-27 10:14:56,874 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-27 10:14:56,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:14:56,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:14:56,876 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 10:14:56,877 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 10:14:57,299 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-08-27 10:14:57,300 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 10:14:57,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 3878 conjuncts, 21 conjunts are in the unsatisfiable core [2024-08-27 10:14:57,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:14:57,794 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 9 proven. 333 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-08-27 10:14:57,794 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:14:57,962 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 9 proven. 113 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-08-27 10:14:57,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1294958057] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 10:14:57,962 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 10:14:57,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22, 6] total 48 [2024-08-27 10:14:57,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391533191] [2024-08-27 10:14:57,962 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 10:14:57,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-08-27 10:14:57,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:14:57,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-08-27 10:14:57,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=250, Invalid=2006, Unknown=0, NotChecked=0, Total=2256 [2024-08-27 10:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:57,965 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:14:57,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 5.833333333333333) internal successors, (280), 48 states have internal predecessors, (280), 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 10:14:57,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-08-27 10:14:57,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-08-27 10:14:57,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:15:06,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:15:06,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:15:06,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-08-27 10:15:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-08-27 10:15:06,355 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 10:15:06,539 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,SelfDestructingSolverStorable17 [2024-08-27 10:15:06,539 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:15:06,540 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:15:06,540 INFO L85 PathProgramCache]: Analyzing trace with hash 479749399, now seen corresponding path program 9 times [2024-08-27 10:15:06,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:15:06,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38208790] [2024-08-27 10:15:06,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:15:06,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:15:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:15:10,130 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 614 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 10:15:10,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:15:10,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38208790] [2024-08-27 10:15:10,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38208790] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:15:10,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800325838] [2024-08-27 10:15:10,130 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-08-27 10:15:10,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:15:10,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:15:10,131 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 10:15:10,132 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 10:15:10,890 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2024-08-27 10:15:10,890 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 10:15:10,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 5173 conjuncts, 31 conjunts are in the unsatisfiable core [2024-08-27 10:15:10,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:15:11,642 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 570 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-08-27 10:15:11,643 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:15:12,411 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 649 proven. 66 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-08-27 10:15:12,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1800325838] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-27 10:15:12,411 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-27 10:15:12,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 26, 26] total 90 [2024-08-27 10:15:12,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103491714] [2024-08-27 10:15:12,412 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-27 10:15:12,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2024-08-27 10:15:12,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 10:15:12,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2024-08-27 10:15:12,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1215, Invalid=6975, Unknown=0, NotChecked=0, Total=8190 [2024-08-27 10:15:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:15:12,415 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 10:15:12,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 91 states, 91 states have (on average 4.747252747252747) internal successors, (432), 90 states have internal predecessors, (432), 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 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-08-27 10:15:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-08-27 10:15:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-08-27 10:15:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:15:13,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 10:15:13,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:15:13,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:15:13,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 10:15:13,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:15:13,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 10:15:13,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 10:15:13,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:15:13,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-08-27 10:15:13,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 10:15:13,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-27 10:15:13,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-27 10:15:13,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-08-27 10:15:13,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-08-27 10:15:13,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-08-27 10:15:13,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-08-27 10:15:13,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-08-27 10:15:13,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-08-27 10:15:13,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-08-27 10:15:13,716 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 10:15:13,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:15:13,898 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-27 10:15:13,898 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 10:15:13,898 INFO L85 PathProgramCache]: Analyzing trace with hash -2033117029, now seen corresponding path program 10 times [2024-08-27 10:15:13,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 10:15:13,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021707460] [2024-08-27 10:15:13,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 10:15:13,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 10:15:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 10:15:23,376 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 2 proven. 749 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-08-27 10:15:23,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 10:15:23,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021707460] [2024-08-27 10:15:23,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021707460] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-27 10:15:23,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [595321533] [2024-08-27 10:15:23,377 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-08-27 10:15:23,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-27 10:15:23,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 10:15:23,379 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 10:15:23,380 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 10:15:23,824 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-08-27 10:15:23,825 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-27 10:15:23,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 5200 conjuncts, 285 conjunts are in the unsatisfiable core [2024-08-27 10:15:23,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-27 10:15:34,496 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-08-27 10:15:34,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 286 treesize of output 52 [2024-08-27 10:15:34,787 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-08-27 10:15:34,787 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-27 10:17:07,817 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-08-27 10:17:07,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 26 select indices, 26 select index equivalence classes, 0 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 325 case distinctions, treesize of input 1489 treesize of output 1866 Killed by 15