./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.2024-09-02_08-21-23.files/mutex-meet-local/parallel-parallel-sum-2.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c ./goblint.2024-09-02_08-21-23.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.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-23 17:19:37,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-23 17:19:37,412 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-23 17:19:37,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-23 17:19:37,416 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-23 17:19:37,447 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-23 17:19:37,450 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-23 17:19:37,450 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-23 17:19:37,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-23 17:19:37,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-23 17:19:37,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-23 17:19:37,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-23 17:19:37,453 INFO L153 SettingsManager]: * Use SBE=true [2024-09-23 17:19:37,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-23 17:19:37,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-23 17:19:37,456 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-23 17:19:37,456 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-23 17:19:37,456 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-23 17:19:37,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-23 17:19:37,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-23 17:19:37,457 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-23 17:19:37,461 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-23 17:19:37,462 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-23 17:19:37,462 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-23 17:19:37,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-23 17:19:37,462 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-23 17:19:37,463 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-23 17:19:37,463 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-23 17:19:37,463 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-23 17:19:37,463 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-23 17:19:37,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 17:19:37,464 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-23 17:19:37,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-23 17:19:37,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-23 17:19:37,464 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-23 17:19:37,464 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-23 17:19:37,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-23 17:19:37,465 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-23 17:19:37,468 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-23 17:19:37,468 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-23 17:19:37,469 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-23 17:19:37,469 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-23 17:19:37,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-23 17:19:37,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-23 17:19:37,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-23 17:19:37,776 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-23 17:19:37,777 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-23 17:19:37,778 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-parallel-sum-2.wvr.yml/witness.yml [2024-09-23 17:19:38,082 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-23 17:19:38,083 INFO L274 PluginConnector]: CDTParser initialized [2024-09-23 17:19:38,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-09-23 17:19:39,531 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-23 17:19:39,730 INFO L384 CDTParser]: Found 1 translation units. [2024-09-23 17:19:39,731 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-09-23 17:19:39,739 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/76524dadc/f28f65aa49e347b3bff69babc3c78116/FLAG1196b2381 [2024-09-23 17:19:39,750 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/76524dadc/f28f65aa49e347b3bff69babc3c78116 [2024-09-23 17:19:39,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-23 17:19:39,752 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-23 17:19:39,753 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-23 17:19:39,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-23 17:19:39,758 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-23 17:19:39,759 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 05:19:38" (1/2) ... [2024-09-23 17:19:39,760 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5041c6ee and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 05:19:39, skipping insertion in model container [2024-09-23 17:19:39,760 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 05:19:38" (1/2) ... [2024-09-23 17:19:39,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d599395 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 05:19:39, skipping insertion in model container [2024-09-23 17:19:39,762 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 05:19:39" (2/2) ... [2024-09-23 17:19:39,762 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5041c6ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:39, skipping insertion in model container [2024-09-23 17:19:39,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 05:19:39" (2/2) ... [2024-09-23 17:19:39,876 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-23 17:19:39,876 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) [2024-09-23 17:19:39,877 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) [2024-09-23 17:19:39,877 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) [2024-09-23 17:19:39,877 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) [2024-09-23 17:19:39,877 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) [2024-09-23 17:19:39,878 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) [2024-09-23 17:19:39,878 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) [2024-09-23 17:19:39,878 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) [2024-09-23 17:19:39,879 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) [2024-09-23 17:19:39,879 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) [2024-09-23 17:19:39,903 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-23 17:19:40,135 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2024-09-23 17:19:40,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 17:19:40,163 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-23 17:19:40,450 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2024-09-23 17:19:40,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 17:19:40,475 INFO L204 MainTranslator]: Completed translation [2024-09-23 17:19:40,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40 WrapperNode [2024-09-23 17:19:40,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-23 17:19:40,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-23 17:19:40,476 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-23 17:19:40,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-23 17:19:40,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40" (1/1) ... [2024-09-23 17:19:40,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40" (1/1) ... [2024-09-23 17:19:40,569 INFO L138 Inliner]: procedures = 28, calls = 58, calls flagged for inlining = 22, calls inlined = 32, statements flattened = 397 [2024-09-23 17:19:40,570 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-23 17:19:40,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-23 17:19:40,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-23 17:19:40,571 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-23 17:19:40,579 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40" (1/1) ... [2024-09-23 17:19:40,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40" (1/1) ... [2024-09-23 17:19:40,586 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40" (1/1) ... [2024-09-23 17:19:40,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40" (1/1) ... [2024-09-23 17:19:40,607 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40" (1/1) ... [2024-09-23 17:19:40,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40" (1/1) ... [2024-09-23 17:19:40,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40" (1/1) ... [2024-09-23 17:19:40,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40" (1/1) ... [2024-09-23 17:19:40,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-23 17:19:40,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-23 17:19:40,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-23 17:19:40,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-23 17:19:40,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40" (1/1) ... [2024-09-23 17:19:40,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 17:19:40,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:19:40,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-09-23 17:19:40,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-09-23 17:19:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-23 17:19:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-23 17:19:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-23 17:19:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-23 17:19:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-23 17:19:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-23 17:19:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-23 17:19:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-23 17:19:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-23 17:19:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-09-23 17:19:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-09-23 17:19:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-23 17:19:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-09-23 17:19:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-09-23 17:19:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-09-23 17:19:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-09-23 17:19:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-23 17:19:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-23 17:19:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-09-23 17:19:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-23 17:19:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-23 17:19:40,828 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-23 17:19:40,981 INFO L242 CfgBuilder]: Building ICFG [2024-09-23 17:19:40,983 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-23 17:19:42,019 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-23 17:19:42,019 INFO L291 CfgBuilder]: Performing block encoding [2024-09-23 17:19:42,903 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-23 17:19:42,906 INFO L318 CfgBuilder]: Removed 5 assume(true) statements. [2024-09-23 17:19:42,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 05:19:42 BoogieIcfgContainer [2024-09-23 17:19:42,907 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-23 17:19:42,909 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-23 17:19:42,909 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-23 17:19:42,915 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-23 17:19:42,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 05:19:38" (1/4) ... [2024-09-23 17:19:42,917 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c6f08be and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.09 05:19:42, skipping insertion in model container [2024-09-23 17:19:42,917 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.09 05:19:39" (2/4) ... [2024-09-23 17:19:42,918 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c6f08be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 05:19:42, skipping insertion in model container [2024-09-23 17:19:42,918 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 05:19:40" (3/4) ... [2024-09-23 17:19:42,918 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c6f08be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 05:19:42, skipping insertion in model container [2024-09-23 17:19:42,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 05:19:42" (4/4) ... [2024-09-23 17:19:42,924 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2024-09-23 17:19:42,946 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-23 17:19:42,947 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2024-09-23 17:19:42,947 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-23 17:19:43,129 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-09-23 17:19:43,177 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 17:19:43,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-23 17:19:43,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:19:43,180 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-23 17:19:43,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-09-23 17:19:43,234 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-23 17:19:43,245 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork5 ======== [2024-09-23 17:19:43,251 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1dc19b44, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 17:19:43,252 INFO L337 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-09-23 17:19:43,730 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:19:43,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:19:43,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1642558890, now seen corresponding path program 1 times [2024-09-23 17:19:43,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:19:43,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792981888] [2024-09-23 17:19:43,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:19:43,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:19:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:19:44,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:19:44,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:19:44,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792981888] [2024-09-23 17:19:44,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792981888] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 17:19:44,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 17:19:44,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-23 17:19:44,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675473665] [2024-09-23 17:19:44,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 17:19:44,082 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-09-23 17:19:44,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:19:44,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-09-23 17:19:44,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-09-23 17:19:44,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:44,112 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:19:44,113 INFO L475 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) [2024-09-23 17:19:44,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:44,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:44,222 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-23 17:19:44,222 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:19:44,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:19:44,222 INFO L85 PathProgramCache]: Analyzing trace with hash -722534816, now seen corresponding path program 1 times [2024-09-23 17:19:44,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:19:44,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722572788] [2024-09-23 17:19:44,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:19:44,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:19:44,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:19:44,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:19:44,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:19:44,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722572788] [2024-09-23 17:19:44,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722572788] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 17:19:44,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 17:19:44,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-23 17:19:44,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223718148] [2024-09-23 17:19:44,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 17:19:44,675 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-23 17:19:44,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:19:44,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-23 17:19:44,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-23 17:19:44,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:44,677 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:19:44,677 INFO L475 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) [2024-09-23 17:19:44,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:44,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:44,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:44,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:19:44,823 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-23 17:19:44,823 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:19:44,824 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:19:44,824 INFO L85 PathProgramCache]: Analyzing trace with hash -855477284, now seen corresponding path program 1 times [2024-09-23 17:19:44,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:19:44,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378607441] [2024-09-23 17:19:44,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:19:44,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:19:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:19:47,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:19:47,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:19:47,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378607441] [2024-09-23 17:19:47,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378607441] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:19:47,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [344205733] [2024-09-23 17:19:47,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:19:47,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:19:47,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:19:47,954 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 17:19:47,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-23 17:19:48,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:19:48,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-23 17:19:48,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:19:49,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:19:49,529 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:19:53,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:19:53,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [344205733] provided 1 perfect and 1 imperfect interpolant sequences [2024-09-23 17:19:53,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-09-23 17:19:53,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 5] total 13 [2024-09-23 17:19:53,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35217337] [2024-09-23 17:19:53,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 17:19:53,479 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-23 17:19:53,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:19:53,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-23 17:19:53,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2024-09-23 17:19:53,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:53,481 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:19:53,482 INFO L475 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) [2024-09-23 17:19:53,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:53,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:19:53,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:53,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:53,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:19:53,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:19:53,725 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-09-23 17:19:53,908 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-09-23 17:19:53,909 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:19:53,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:19:53,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1984667903, now seen corresponding path program 1 times [2024-09-23 17:19:53,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:19:53,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077613288] [2024-09-23 17:19:53,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:19:53,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:19:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:19:56,684 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-23 17:19:56,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:19:56,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077613288] [2024-09-23 17:19:56,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077613288] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 17:19:56,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 17:19:56,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-23 17:19:56,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84837469] [2024-09-23 17:19:56,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 17:19:56,686 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-23 17:19:56,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:19:56,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-23 17:19:56,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-23 17:19:56,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:56,688 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:19:56,689 INFO L475 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) [2024-09-23 17:19:56,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:56,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:19:56,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:19:56,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:57,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:57,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:19:57,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:19:57,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:19:57,408 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-23 17:19:57,408 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:19:57,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:19:57,409 INFO L85 PathProgramCache]: Analyzing trace with hash -975519251, now seen corresponding path program 1 times [2024-09-23 17:19:57,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:19:57,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946899765] [2024-09-23 17:19:57,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:19:57,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:19:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:19:58,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-23 17:19:58,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:19:58,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946899765] [2024-09-23 17:19:58,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946899765] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 17:19:58,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 17:19:58,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-23 17:19:58,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190655978] [2024-09-23 17:19:58,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 17:19:58,904 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-23 17:19:58,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:19:58,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-23 17:19:58,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-09-23 17:19:58,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:58,905 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:19:58,905 INFO L475 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) [2024-09-23 17:19:58,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:58,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:19:58,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:19:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:19:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:59,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:19:59,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:19:59,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:19:59,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:19:59,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:19:59,550 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-09-23 17:19:59,551 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:19:59,551 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:19:59,551 INFO L85 PathProgramCache]: Analyzing trace with hash -679209804, now seen corresponding path program 1 times [2024-09-23 17:19:59,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:19:59,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767479114] [2024-09-23 17:19:59,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:19:59,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:19:59,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:20:01,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-23 17:20:01,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:20:01,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767479114] [2024-09-23 17:20:01,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767479114] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 17:20:01,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 17:20:01,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-23 17:20:01,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243984509] [2024-09-23 17:20:01,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 17:20:01,156 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-23 17:20:01,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:20:01,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-23 17:20:01,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-09-23 17:20:01,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:01,158 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:20:01,158 INFO L475 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) [2024-09-23 17:20:01,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:01,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:01,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:01,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:01,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:01,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:01,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:01,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:01,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:01,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:01,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:01,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:01,962 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-23 17:20:01,962 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:20:01,962 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:20:01,962 INFO L85 PathProgramCache]: Analyzing trace with hash -886821472, now seen corresponding path program 1 times [2024-09-23 17:20:01,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:20:01,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641699453] [2024-09-23 17:20:01,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:20:01,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:20:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:20:02,193 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:02,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:20:02,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641699453] [2024-09-23 17:20:02,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641699453] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:20:02,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1632275621] [2024-09-23 17:20:02,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:20:02,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:20:02,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:20:02,199 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 17:20:02,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-23 17:20:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:20:02,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-09-23 17:20:02,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:20:02,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:02,463 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:20:02,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:02,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1632275621] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 17:20:02,547 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 17:20:02,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2024-09-23 17:20:02,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549465871] [2024-09-23 17:20:02,547 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 17:20:02,548 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-23 17:20:02,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:20:02,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-23 17:20:02,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-09-23 17:20:02,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:02,549 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:20:02,549 INFO L475 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) [2024-09-23 17:20:02,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:02,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:02,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:02,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:02,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:02,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:02,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:02,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:02,895 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-23 17:20:03,083 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:20:03,084 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:20:03,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:20:03,084 INFO L85 PathProgramCache]: Analyzing trace with hash -1416038748, now seen corresponding path program 2 times [2024-09-23 17:20:03,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:20:03,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623600416] [2024-09-23 17:20:03,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:20:03,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:20:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:20:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:04,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:20:04,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623600416] [2024-09-23 17:20:04,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623600416] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:20:04,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [166730648] [2024-09-23 17:20:04,941 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-23 17:20:04,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:20:04,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:20:04,944 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 17:20:04,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-23 17:20:05,081 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-23 17:20:05,081 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 17:20:05,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 86 conjuncts are in the unsatisfiable core [2024-09-23 17:20:05,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:20:06,166 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:06,167 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:20:14,869 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:14,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [166730648] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 17:20:14,870 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 17:20:14,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 20 [2024-09-23 17:20:14,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112179874] [2024-09-23 17:20:14,870 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 17:20:14,871 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-09-23 17:20:14,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:20:14,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-09-23 17:20:14,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2024-09-23 17:20:14,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:14,872 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:20:14,873 INFO L475 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) [2024-09-23 17:20:14,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:14,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:14,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:14,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:14,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:14,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:19,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:19,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:19,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:19,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:19,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:19,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:19,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:19,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:19,116 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-09-23 17:20:19,304 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:20:19,304 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:20:19,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:20:19,305 INFO L85 PathProgramCache]: Analyzing trace with hash -418465265, now seen corresponding path program 3 times [2024-09-23 17:20:19,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:20:19,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285655199] [2024-09-23 17:20:19,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:20:19,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:20:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:20:19,829 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:19,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:20:19,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285655199] [2024-09-23 17:20:19,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285655199] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:20:19,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [58210196] [2024-09-23 17:20:19,830 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-23 17:20:19,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:20:19,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:20:19,832 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 17:20:19,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-23 17:20:19,965 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-09-23 17:20:19,965 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 17:20:19,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-09-23 17:20:19,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:20:21,057 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-09-23 17:20:21,057 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:20:30,527 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-09-23 17:20:30,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [58210196] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 17:20:30,527 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 17:20:30,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6] total 22 [2024-09-23 17:20:30,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662152563] [2024-09-23 17:20:30,528 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 17:20:30,528 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-09-23 17:20:30,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:20:30,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-09-23 17:20:30,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=408, Unknown=0, NotChecked=0, Total=506 [2024-09-23 17:20:30,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:30,530 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:20:30,530 INFO L475 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) [2024-09-23 17:20:30,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:30,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:30,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:30,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:30,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:30,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:30,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:30,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:30,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:37,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:37,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:37,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:37,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:37,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:37,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:37,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:37,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:37,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:37,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-09-23 17:20:37,699 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-09-23 17:20:37,700 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:20:37,700 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:20:37,700 INFO L85 PathProgramCache]: Analyzing trace with hash 613110071, now seen corresponding path program 1 times [2024-09-23 17:20:37,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:20:37,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351716890] [2024-09-23 17:20:37,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:20:37,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:20:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:20:37,864 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-23 17:20:37,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:20:37,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351716890] [2024-09-23 17:20:37,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351716890] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 17:20:37,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 17:20:37,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-23 17:20:37,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214150000] [2024-09-23 17:20:37,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 17:20:37,865 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-23 17:20:37,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:20:37,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-23 17:20:37,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-23 17:20:37,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:37,866 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:20:37,866 INFO L475 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) [2024-09-23 17:20:37,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:37,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:37,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:37,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:37,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:37,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:37,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:37,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:37,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:37,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:39,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:39,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:39,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:39,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:39,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:39,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:39,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:39,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:39,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:39,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:39,016 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-09-23 17:20:39,016 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:20:39,017 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:20:39,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1601972159, now seen corresponding path program 1 times [2024-09-23 17:20:39,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:20:39,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564111019] [2024-09-23 17:20:39,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:20:39,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:20:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:20:39,450 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-23 17:20:39,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:20:39,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564111019] [2024-09-23 17:20:39,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564111019] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:20:39,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1465180522] [2024-09-23 17:20:39,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:20:39,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:20:39,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:20:39,453 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) [2024-09-23 17:20:39,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-09-23 17:20:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:20:39,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 1040 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-09-23 17:20:39,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:20:39,857 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:39,857 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:20:39,972 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:39,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1465180522] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 17:20:39,972 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 17:20:39,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 21 [2024-09-23 17:20:39,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926813875] [2024-09-23 17:20:39,972 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 17:20:39,973 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-09-23 17:20:39,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:20:39,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-09-23 17:20:39,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=364, Unknown=0, NotChecked=0, Total=462 [2024-09-23 17:20:39,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:39,974 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:20:39,974 INFO L475 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) [2024-09-23 17:20:39,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:39,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:39,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:39,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:39,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:39,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:39,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:39,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:39,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:39,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:39,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:41,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:41,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:41,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:20:41,883 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-09-23 17:20:42,069 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:20:42,070 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:20:42,070 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:20:42,070 INFO L85 PathProgramCache]: Analyzing trace with hash -866195371, now seen corresponding path program 2 times [2024-09-23 17:20:42,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:20:42,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666786237] [2024-09-23 17:20:42,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:20:42,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:20:42,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:20:42,959 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 58 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:42,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:20:42,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666786237] [2024-09-23 17:20:42,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666786237] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:20:42,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513723331] [2024-09-23 17:20:42,960 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-23 17:20:42,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:20:42,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:20:42,962 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 17:20:42,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-09-23 17:20:43,253 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-23 17:20:43,253 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 17:20:43,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 1780 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-09-23 17:20:43,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:20:43,501 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 46 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:43,502 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:20:43,709 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 58 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:43,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [513723331] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 17:20:43,710 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 17:20:43,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 31 [2024-09-23 17:20:43,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560575322] [2024-09-23 17:20:43,710 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 17:20:43,710 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-09-23 17:20:43,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:20:43,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-09-23 17:20:43,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2024-09-23 17:20:43,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:43,712 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:20:43,712 INFO L475 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) [2024-09-23 17:20:43,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:43,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:43,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:43,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:43,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:43,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:43,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:43,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:43,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:43,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:43,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:20:43,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:44,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:44,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:44,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:44,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:44,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:44,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:44,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:44,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:44,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:44,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:44,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:20:44,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:20:44,488 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-09-23 17:20:44,674 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-09-23 17:20:44,674 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:20:44,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:20:44,675 INFO L85 PathProgramCache]: Analyzing trace with hash -275417131, now seen corresponding path program 3 times [2024-09-23 17:20:44,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:20:44,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369341979] [2024-09-23 17:20:44,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:20:44,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:20:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:20:45,974 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 14 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:45,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:20:45,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369341979] [2024-09-23 17:20:45,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369341979] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:20:45,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [414445192] [2024-09-23 17:20:45,975 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-23 17:20:45,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:20:45,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:20:45,977 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 17:20:45,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-09-23 17:20:46,310 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-09-23 17:20:46,310 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 17:20:46,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-09-23 17:20:46,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:20:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 4 proven. 54 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-09-23 17:20:46,609 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:20:46,722 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-09-23 17:20:46,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [414445192] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 17:20:46,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 17:20:46,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11, 5] total 27 [2024-09-23 17:20:46,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425693861] [2024-09-23 17:20:46,723 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 17:20:46,724 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-09-23 17:20:46,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:20:46,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-09-23 17:20:46,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2024-09-23 17:20:46,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:46,725 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:20:46,726 INFO L475 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) [2024-09-23 17:20:46,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:46,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:46,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:46,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:46,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:46,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:46,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:46,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:46,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:46,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:46,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:20:46,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:20:46,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:20:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:20:51,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-09-23 17:20:51,148 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-09-23 17:20:51,334 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:20:51,335 INFO L399 AbstractCegarLoop]: === Iteration 14 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:20:51,335 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:20:51,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1130124892, now seen corresponding path program 4 times [2024-09-23 17:20:51,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:20:51,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464757665] [2024-09-23 17:20:51,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:20:51,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:20:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:20:52,643 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 156 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:52,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:20:52,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464757665] [2024-09-23 17:20:52,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464757665] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:20:52,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [967997861] [2024-09-23 17:20:52,644 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-09-23 17:20:52,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:20:52,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:20:52,646 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 17:20:52,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-09-23 17:20:53,041 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-09-23 17:20:53,042 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 17:20:53,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 2723 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-09-23 17:20:53,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:20:53,433 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 135 proven. 39 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-23 17:20:53,434 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:20:53,777 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 153 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-23 17:20:53,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [967997861] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 17:20:53,777 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 17:20:53,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 43 [2024-09-23 17:20:53,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175508483] [2024-09-23 17:20:53,778 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 17:20:53,778 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-09-23 17:20:53,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:20:53,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-09-23 17:20:53,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=322, Invalid=1570, Unknown=0, NotChecked=0, Total=1892 [2024-09-23 17:20:53,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:53,780 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:20:53,780 INFO L475 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) [2024-09-23 17:20:53,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-09-23 17:20:53,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:54,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:54,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:54,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:54,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:54,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:54,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:54,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:54,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:54,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:54,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:54,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:20:54,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:20:54,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-09-23 17:20:54,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:20:54,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-09-23 17:20:54,827 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-09-23 17:20:54,828 INFO L399 AbstractCegarLoop]: === Iteration 15 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:20:54,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:20:54,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1199195612, now seen corresponding path program 5 times [2024-09-23 17:20:54,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:20:54,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073042649] [2024-09-23 17:20:54,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:20:54,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:20:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:20:56,118 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 45 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:20:56,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:20:56,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073042649] [2024-09-23 17:20:56,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073042649] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:20:56,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1158940515] [2024-09-23 17:20:56,120 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-09-23 17:20:56,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:20:56,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:20:56,122 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 17:20:56,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-09-23 17:20:56,556 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-09-23 17:20:56,556 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 17:20:56,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 2741 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-09-23 17:20:56,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:20:56,905 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 6 proven. 150 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-09-23 17:20:56,905 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:20:57,029 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 10 proven. 36 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-09-23 17:20:57,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1158940515] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 17:20:57,029 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 17:20:57,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 5] total 35 [2024-09-23 17:20:57,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866079282] [2024-09-23 17:20:57,029 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 17:20:57,030 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-09-23 17:20:57,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:20:57,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-09-23 17:20:57,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=1049, Unknown=0, NotChecked=0, Total=1190 [2024-09-23 17:20:57,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:57,031 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:20:57,032 INFO L475 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) [2024-09-23 17:20:57,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:20:57,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:57,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:57,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:20:57,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:57,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:20:57,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:20:57,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:57,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:20:57,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:20:57,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:20:57,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:20:57,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-09-23 17:20:57,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:20:57,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:21:03,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-09-23 17:21:03,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:03,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-09-23 17:21:03,904 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-09-23 17:21:04,086 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-09-23 17:21:04,086 INFO L399 AbstractCegarLoop]: === Iteration 16 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:21:04,087 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:21:04,087 INFO L85 PathProgramCache]: Analyzing trace with hash -537454462, now seen corresponding path program 6 times [2024-09-23 17:21:04,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:21:04,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641958745] [2024-09-23 17:21:04,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:21:04,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:21:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:21:06,671 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 315 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:21:06,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:21:06,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641958745] [2024-09-23 17:21:06,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641958745] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:21:06,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [548051049] [2024-09-23 17:21:06,672 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-09-23 17:21:06,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:21:06,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:21:06,673 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) [2024-09-23 17:21:06,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-09-23 17:21:07,358 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-09-23 17:21:07,358 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 17:21:07,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 3851 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-09-23 17:21:07,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:21:08,018 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 286 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-23 17:21:08,018 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:21:08,664 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 338 proven. 36 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-23 17:21:08,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [548051049] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 17:21:08,665 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 17:21:08,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 19, 19] total 66 [2024-09-23 17:21:08,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105511025] [2024-09-23 17:21:08,665 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 17:21:08,666 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-09-23 17:21:08,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:21:08,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-09-23 17:21:08,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=661, Invalid=3761, Unknown=0, NotChecked=0, Total=4422 [2024-09-23 17:21:08,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:08,669 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:21:08,669 INFO L475 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) [2024-09-23 17:21:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-09-23 17:21:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:09,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:09,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-09-23 17:21:09,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-09-23 17:21:09,846 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-09-23 17:21:10,029 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:21:10,030 INFO L399 AbstractCegarLoop]: === Iteration 17 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:21:10,030 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:21:10,030 INFO L85 PathProgramCache]: Analyzing trace with hash 553691138, now seen corresponding path program 7 times [2024-09-23 17:21:10,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:21:10,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516316992] [2024-09-23 17:21:10,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:21:10,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:21:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:21:11,975 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 338 proven. 55 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-23 17:21:11,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:21:11,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516316992] [2024-09-23 17:21:11,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516316992] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:21:11,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1276801808] [2024-09-23 17:21:11,976 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-09-23 17:21:11,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:21:11,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:21:11,977 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 17:21:11,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-09-23 17:21:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:21:12,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 3869 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-23 17:21:12,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:21:13,124 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 311 proven. 82 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-23 17:21:13,125 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:21:13,795 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 338 proven. 55 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-23 17:21:13,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1276801808] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 17:21:13,795 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 17:21:13,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 22] total 64 [2024-09-23 17:21:13,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257693962] [2024-09-23 17:21:13,796 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 17:21:13,796 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-09-23 17:21:13,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:21:13,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-09-23 17:21:13,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=704, Invalid=3456, Unknown=0, NotChecked=0, Total=4160 [2024-09-23 17:21:13,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:13,800 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:21:13,800 INFO L475 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) [2024-09-23 17:21:13,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:13,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:13,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:13,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:21:13,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:13,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:21:13,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:13,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:13,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:21:13,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:13,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:21:13,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:21:13,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-09-23 17:21:13,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:13,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-09-23 17:21:13,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-09-23 17:21:13,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:15,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:15,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:15,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:15,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:21:15,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:15,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:21:15,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:15,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:15,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:21:15,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:15,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:21:15,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:21:15,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-09-23 17:21:15,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:15,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-09-23 17:21:15,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-09-23 17:21:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-23 17:21:15,229 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-09-23 17:21:15,414 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-09-23 17:21:15,414 INFO L399 AbstractCegarLoop]: === Iteration 18 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:21:15,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:21:15,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1440234114, now seen corresponding path program 8 times [2024-09-23 17:21:15,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:21:15,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542694849] [2024-09-23 17:21:15,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:21:15,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:21:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:21:17,262 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 81 proven. 327 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:21:17,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:21:17,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542694849] [2024-09-23 17:21:17,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542694849] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:21:17,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622192562] [2024-09-23 17:21:17,263 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-23 17:21:17,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:21:17,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:21:17,264 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 17:21:17,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-09-23 17:21:17,720 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-23 17:21:17,721 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 17:21:17,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 3878 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-09-23 17:21:17,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:21:18,263 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 9 proven. 333 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-09-23 17:21:18,263 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:21:18,459 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 9 proven. 113 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-09-23 17:21:18,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622192562] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 17:21:18,460 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 17:21:18,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22, 6] total 48 [2024-09-23 17:21:18,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739447962] [2024-09-23 17:21:18,460 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 17:21:18,460 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-09-23 17:21:18,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:21:18,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-09-23 17:21:18,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=250, Invalid=2006, Unknown=0, NotChecked=0, Total=2256 [2024-09-23 17:21:18,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:18,463 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:21:18,463 INFO L475 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) [2024-09-23 17:21:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:21:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:21:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:21:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:21:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:21:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-09-23 17:21:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-09-23 17:21:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-09-23 17:21:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-23 17:21:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:28,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-09-23 17:21:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-09-23 17:21:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-23 17:21:28,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-09-23 17:21:28,202 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-09-23 17:21:28,386 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-09-23 17:21:28,386 INFO L399 AbstractCegarLoop]: === Iteration 19 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:21:28,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:21:28,387 INFO L85 PathProgramCache]: Analyzing trace with hash 479749399, now seen corresponding path program 9 times [2024-09-23 17:21:28,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:21:28,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853272697] [2024-09-23 17:21:28,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:21:28,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:21:28,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:21:32,356 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 614 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 17:21:32,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:21:32,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853272697] [2024-09-23 17:21:32,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853272697] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:21:32,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1221048759] [2024-09-23 17:21:32,357 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-23 17:21:32,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:21:32,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:21:32,358 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 17:21:32,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-09-23 17:21:33,270 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2024-09-23 17:21:33,271 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 17:21:33,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 5173 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-09-23 17:21:33,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:21:34,211 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 570 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-23 17:21:34,212 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:21:35,167 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 649 proven. 66 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-23 17:21:35,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1221048759] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 17:21:35,167 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 17:21:35,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 26, 26] total 90 [2024-09-23 17:21:35,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833964637] [2024-09-23 17:21:35,167 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 17:21:35,168 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2024-09-23 17:21:35,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 17:21:35,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2024-09-23 17:21:35,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1215, Invalid=6975, Unknown=0, NotChecked=0, Total=8190 [2024-09-23 17:21:35,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:35,173 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 17:21:35,174 INFO L475 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) [2024-09-23 17:21:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:21:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:35,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:21:35,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:35,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:35,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:21:35,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:35,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:21:35,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:21:35,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-09-23 17:21:35,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:35,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-09-23 17:21:35,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-09-23 17:21:35,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-09-23 17:21:35,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-09-23 17:21:35,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:36,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 17:21:36,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:36,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:36,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 17:21:36,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:36,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-23 17:21:36,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 17:21:36,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:36,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-23 17:21:36,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 17:21:36,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-23 17:21:36,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-23 17:21:36,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-09-23 17:21:36,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-23 17:21:36,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-09-23 17:21:36,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-09-23 17:21:36,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-23 17:21:36,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-09-23 17:21:36,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-09-23 17:21:36,773 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-09-23 17:21:36,956 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:21:36,956 INFO L399 AbstractCegarLoop]: === Iteration 20 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread4Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread4Thread1of1ForFork5Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 17:21:36,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 17:21:36,956 INFO L85 PathProgramCache]: Analyzing trace with hash -2033117029, now seen corresponding path program 10 times [2024-09-23 17:21:36,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 17:21:36,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960625232] [2024-09-23 17:21:36,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 17:21:36,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 17:21:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 17:21:47,074 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 2 proven. 749 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-23 17:21:47,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 17:21:47,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960625232] [2024-09-23 17:21:47,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960625232] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 17:21:47,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [766677608] [2024-09-23 17:21:47,074 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-09-23 17:21:47,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 17:21:47,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 17:21:47,076 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 17:21:47,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-09-23 17:21:47,653 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-09-23 17:21:47,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 17:21:47,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 5200 conjuncts, 285 conjuncts are in the unsatisfiable core [2024-09-23 17:21:47,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 17:22:00,230 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-23 17:22:00,230 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 [2024-09-23 17:22:00,579 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-09-23 17:22:00,579 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 17:23:43,785 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-09-23 17:23:43,785 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