./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-prod-cons3.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-prod-cons3.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-24 01:08:23,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-24 01:08:23,553 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-24 01:08:23,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-24 01:08:23,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-24 01:08:23,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-24 01:08:23,598 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-24 01:08:23,599 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-24 01:08:23,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-24 01:08:23,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-24 01:08:23,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-24 01:08:23,600 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-24 01:08:23,600 INFO L153 SettingsManager]: * Use SBE=true [2024-09-24 01:08:23,600 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-24 01:08:23,600 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-24 01:08:23,600 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-24 01:08:23,601 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-24 01:08:23,601 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-24 01:08:23,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-24 01:08:23,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-24 01:08:23,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-24 01:08:23,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-24 01:08:23,602 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-24 01:08:23,602 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-24 01:08:23,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-24 01:08:23,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-24 01:08:23,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-24 01:08:23,603 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-24 01:08:23,604 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-24 01:08:23,604 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-24 01:08:23,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-24 01:08:23,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-24 01:08:23,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-24 01:08:23,604 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-24 01:08:23,605 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-24 01:08:23,605 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-24 01:08:23,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-24 01:08:23,605 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-24 01:08:23,605 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-24 01:08:23,606 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-24 01:08:23,606 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-24 01:08:23,606 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-24 01:08:23,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-24 01:08:23,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-24 01:08:23,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-24 01:08:23,802 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-24 01:08:23,802 INFO L274 PluginConnector]: CDTParser initialized [2024-09-24 01:08:23,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2024-09-24 01:08:25,041 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-24 01:08:25,177 INFO L384 CDTParser]: Found 1 translation units. [2024-09-24 01:08:25,177 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2024-09-24 01:08:25,183 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e447de661/a6fe39c8375c445f93d63da6f206ecda/FLAGb4c8208e3 [2024-09-24 01:08:25,591 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e447de661/a6fe39c8375c445f93d63da6f206ecda [2024-09-24 01:08:25,593 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-24 01:08:25,594 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-24 01:08:25,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-prod-cons3.wvr.yml/witness.yml [2024-09-24 01:08:25,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-24 01:08:25,825 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-24 01:08:25,826 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-24 01:08:25,827 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-24 01:08:25,831 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-24 01:08:25,832 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 01:08:25" (1/2) ... [2024-09-24 01:08:25,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9283225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 01:08:25, skipping insertion in model container [2024-09-24 01:08:25,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 01:08:25" (1/2) ... [2024-09-24 01:08:25,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@cc37dd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 01:08:25, skipping insertion in model container [2024-09-24 01:08:25,835 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 01:08:25" (2/2) ... [2024-09-24 01:08:25,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9283225 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:25, skipping insertion in model container [2024-09-24 01:08:25,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 01:08:25" (2/2) ... [2024-09-24 01:08:25,934 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-24 01:08:25,935 INFO L1541 ArrayList]: Location invariant before [L99-L99] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-24 01:08:25,935 INFO L1541 ArrayList]: Location invariant before [L77-L77] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-24 01:08:25,935 INFO L1541 ArrayList]: Location invariant before [L68-L68] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-24 01:08:25,935 INFO L1541 ArrayList]: Location invariant before [L116-L116] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-24 01:08:25,936 INFO L1541 ArrayList]: Location invariant before [L85-L85] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-24 01:08:25,936 INFO L1541 ArrayList]: Location invariant before [L50-L50] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-24 01:08:25,936 INFO L1541 ArrayList]: Location invariant before [L82-L82] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-24 01:08:25,936 INFO L1541 ArrayList]: Location invariant before [L107-L107] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-24 01:08:25,936 INFO L1541 ArrayList]: Location invariant before [L56-L56] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-24 01:08:25,936 INFO L1541 ArrayList]: Location invariant before [L104-L104] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-24 01:08:25,937 INFO L1541 ArrayList]: Location invariant before [L95-L95] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-24 01:08:25,937 INFO L1541 ArrayList]: Location invariant before [L72-L72] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-24 01:08:25,957 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-24 01:08:26,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-24 01:08:26,143 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-24 01:08:26,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-24 01:08:26,340 INFO L204 MainTranslator]: Completed translation [2024-09-24 01:08:26,340 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26 WrapperNode [2024-09-24 01:08:26,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-24 01:08:26,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-24 01:08:26,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-24 01:08:26,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-24 01:08:26,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26" (1/1) ... [2024-09-24 01:08:26,362 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26" (1/1) ... [2024-09-24 01:08:26,401 INFO L138 Inliner]: procedures = 25, calls = 54, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 280 [2024-09-24 01:08:26,402 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-24 01:08:26,403 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-24 01:08:26,403 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-24 01:08:26,404 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-24 01:08:26,410 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26" (1/1) ... [2024-09-24 01:08:26,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26" (1/1) ... [2024-09-24 01:08:26,419 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26" (1/1) ... [2024-09-24 01:08:26,419 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26" (1/1) ... [2024-09-24 01:08:26,441 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26" (1/1) ... [2024-09-24 01:08:26,449 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26" (1/1) ... [2024-09-24 01:08:26,456 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26" (1/1) ... [2024-09-24 01:08:26,459 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26" (1/1) ... [2024-09-24 01:08:26,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-24 01:08:26,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-24 01:08:26,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-24 01:08:26,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-24 01:08:26,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26" (1/1) ... [2024-09-24 01:08:26,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-24 01:08:26,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:08:26,494 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) [2024-09-24 01:08:26,496 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 [2024-09-24 01:08:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-24 01:08:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-24 01:08:26,533 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-24 01:08:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-24 01:08:26,533 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-24 01:08:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-24 01:08:26,533 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-24 01:08:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-09-24 01:08:26,534 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-09-24 01:08:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-24 01:08:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-24 01:08:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-24 01:08:26,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-24 01:08:26,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-09-24 01:08:26,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-24 01:08:26,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-24 01:08:26,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-24 01:08:26,537 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-24 01:08:26,630 INFO L242 CfgBuilder]: Building ICFG [2024-09-24 01:08:26,632 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-24 01:08:27,310 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-24 01:08:27,310 INFO L291 CfgBuilder]: Performing block encoding [2024-09-24 01:08:27,700 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-24 01:08:27,700 INFO L318 CfgBuilder]: Removed 5 assume(true) statements. [2024-09-24 01:08:27,701 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 01:08:27 BoogieIcfgContainer [2024-09-24 01:08:27,701 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-24 01:08:27,702 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-24 01:08:27,702 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-24 01:08:27,705 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-24 01:08:27,705 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 01:08:25" (1/4) ... [2024-09-24 01:08:27,706 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e9a04cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 01:08:27, skipping insertion in model container [2024-09-24 01:08:27,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 01:08:25" (2/4) ... [2024-09-24 01:08:27,706 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e9a04cb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 24.09 01:08:27, skipping insertion in model container [2024-09-24 01:08:27,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 01:08:26" (3/4) ... [2024-09-24 01:08:27,706 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e9a04cb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 24.09 01:08:27, skipping insertion in model container [2024-09-24 01:08:27,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 01:08:27" (4/4) ... [2024-09-24 01:08:27,708 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons3.wvr.c [2024-09-24 01:08:27,745 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-24 01:08:27,745 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2024-09-24 01:08:27,746 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-24 01:08:27,842 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-09-24 01:08:27,875 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 01:08:27,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-24 01:08:27,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:08:27,877 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) [2024-09-24 01:08:27,878 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 [2024-09-24 01:08:27,907 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-24 01:08:27,917 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork3 ======== [2024-09-24 01:08:27,923 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;@1a14f0d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 01:08:27,923 INFO L337 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-09-24 01:08:28,173 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-24 01:08:28,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:08:28,178 INFO L85 PathProgramCache]: Analyzing trace with hash 531413791, now seen corresponding path program 1 times [2024-09-24 01:08:28,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:08:28,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719028153] [2024-09-24 01:08:28,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:08:28,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:08:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:08:30,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:08:30,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:08:30,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719028153] [2024-09-24 01:08:30,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719028153] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:08:30,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 01:08:30,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 01:08:30,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052877870] [2024-09-24 01:08:30,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:08:30,008 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 01:08:30,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:08:30,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 01:08:30,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-09-24 01:08:30,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:08:30,031 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:08:30,032 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:08:30,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:08:30,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:08:30,125 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-24 01:08:30,126 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-24 01:08:30,127 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:08:30,127 INFO L85 PathProgramCache]: Analyzing trace with hash -568773165, now seen corresponding path program 1 times [2024-09-24 01:08:30,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:08:30,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554322926] [2024-09-24 01:08:30,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:08:30,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:08:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:08:31,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:08:31,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:08:31,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554322926] [2024-09-24 01:08:31,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554322926] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:08:31,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [913319362] [2024-09-24 01:08:31,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:08:31,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:08:31,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:08:31,435 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) [2024-09-24 01:08:31,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-24 01:08:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:08:31,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-09-24 01:08:31,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:08:31,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:08:31,974 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 01:08:35,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:08:35,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [913319362] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 01:08:35,846 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 01:08:35,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-09-24 01:08:35,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080637397] [2024-09-24 01:08:35,847 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 01:08:35,847 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-24 01:08:35,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:08:35,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-24 01:08:35,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-09-24 01:08:35,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:08:35,849 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:08:35,849 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:08:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:08:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:08:36,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:08:36,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:08:36,667 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-09-24 01:08:36,854 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-09-24 01:08:36,855 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-24 01:08:36,855 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:08:36,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1806710753, now seen corresponding path program 2 times [2024-09-24 01:08:36,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:08:36,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766868917] [2024-09-24 01:08:36,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:08:36,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:08:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:08:38,145 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:08:38,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:08:38,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766868917] [2024-09-24 01:08:38,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766868917] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:08:38,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [758116523] [2024-09-24 01:08:38,146 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 01:08:38,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:08:38,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:08:38,148 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) [2024-09-24 01:08:38,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-24 01:08:38,219 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-24 01:08:38,219 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 01:08:38,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-24 01:08:38,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:08:38,687 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-24 01:08:38,687 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-24 01:08:38,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [758116523] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:08:38,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-24 01:08:38,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 11 [2024-09-24 01:08:38,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400341160] [2024-09-24 01:08:38,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:08:38,688 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 01:08:38,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:08:38,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 01:08:38,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-09-24 01:08:38,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:08:38,689 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:08:38,689 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:08:38,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:08:38,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:08:38,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:08:38,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:08:38,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:08:38,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:08:38,768 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-24 01:08:38,956 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:08:38,957 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-24 01:08:38,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:08:38,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1567792528, now seen corresponding path program 1 times [2024-09-24 01:08:38,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:08:38,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597800012] [2024-09-24 01:08:38,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:08:38,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:08:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:08:40,209 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:08:40,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:08:40,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597800012] [2024-09-24 01:08:40,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597800012] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:08:40,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384714061] [2024-09-24 01:08:40,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:08:40,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:08:40,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:08:40,210 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) [2024-09-24 01:08:40,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-24 01:08:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:08:40,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-09-24 01:08:40,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:08:40,759 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:08:40,759 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 01:08:47,261 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:08:47,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384714061] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 01:08:47,262 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 01:08:47,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 23 [2024-09-24 01:08:47,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543358408] [2024-09-24 01:08:47,262 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 01:08:47,262 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-09-24 01:08:47,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:08:47,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-09-24 01:08:47,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-09-24 01:08:47,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:08:47,264 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:08:47,264 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 1.8333333333333333) internal successors, (44), 23 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:08:47,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:08:47,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:08:47,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:08:47,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:08:55,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:08:55,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:08:55,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:08:55,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-24 01:08:55,724 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-09-24 01:08:55,912 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:08:55,912 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-24 01:08:55,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:08:55,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1630245136, now seen corresponding path program 2 times [2024-09-24 01:08:55,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:08:55,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335950226] [2024-09-24 01:08:55,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:08:55,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:08:55,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:08:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:08:57,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:08:57,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335950226] [2024-09-24 01:08:57,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335950226] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:08:57,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1108152060] [2024-09-24 01:08:57,657 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 01:08:57,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:08:57,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:08:57,662 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) [2024-09-24 01:08:57,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-24 01:08:57,753 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-24 01:08:57,753 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 01:08:57,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-24 01:08:57,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:08:58,326 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-24 01:08:58,326 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-24 01:08:58,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1108152060] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:08:58,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-24 01:08:58,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15] total 18 [2024-09-24 01:08:58,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304558166] [2024-09-24 01:08:58,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:08:58,327 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 01:08:58,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:08:58,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 01:08:58,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2024-09-24 01:08:58,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:08:58,328 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:08:58,328 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:08:58,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:08:58,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:08:58,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:08:58,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-24 01:08:58,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:05,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:09:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-24 01:09:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:09:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-24 01:09:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:09:05,514 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 1 remaining) [2024-09-24 01:09:05,527 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-09-24 01:09:05,715 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:09:05,720 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1] [2024-09-24 01:09:05,722 INFO L312 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork3 was SAFE (1/5) [2024-09-24 01:09:05,724 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 01:09:05,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-24 01:09:05,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:09:05,726 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-24 01:09:05,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2024-09-24 01:09:05,729 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-24 01:09:05,729 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork0 ======== [2024-09-24 01:09:05,729 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;@1a14f0d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 01:09:05,729 INFO L337 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-09-24 01:09:05,816 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 01:09:05,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:09:05,818 INFO L85 PathProgramCache]: Analyzing trace with hash 369543957, now seen corresponding path program 1 times [2024-09-24 01:09:05,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:09:05,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197587773] [2024-09-24 01:09:05,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:05,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:09:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:06,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:06,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:09:06,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197587773] [2024-09-24 01:09:06,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197587773] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:09:06,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 01:09:06,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-24 01:09:06,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208963941] [2024-09-24 01:09:06,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:09:06,342 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 01:09:06,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:09:06,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 01:09:06,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-09-24 01:09:06,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:06,343 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:09:06,343 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:09:06,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:06,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:06,383 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-24 01:09:06,383 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 01:09:06,383 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:09:06,383 INFO L85 PathProgramCache]: Analyzing trace with hash -2002568759, now seen corresponding path program 1 times [2024-09-24 01:09:06,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:09:06,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039899309] [2024-09-24 01:09:06,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:06,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:09:06,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:07,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:07,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:09:07,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039899309] [2024-09-24 01:09:07,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039899309] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:09:07,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [51961267] [2024-09-24 01:09:07,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:07,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:09:07,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:09:07,083 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) [2024-09-24 01:09:07,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-09-24 01:09:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:07,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-09-24 01:09:07,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:09:07,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:07,295 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 01:09:10,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:10,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [51961267] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 01:09:10,415 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 01:09:10,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2024-09-24 01:09:10,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013666016] [2024-09-24 01:09:10,416 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 01:09:10,416 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-24 01:09:10,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:09:10,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-24 01:09:10,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-09-24 01:09:10,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:10,417 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:09:10,417 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 11 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:09:10,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:10,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:10,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:10,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:09:10,991 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-09-24 01:09:11,176 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-09-24 01:09:11,178 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 01:09:11,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:09:11,178 INFO L85 PathProgramCache]: Analyzing trace with hash 285661205, now seen corresponding path program 2 times [2024-09-24 01:09:11,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:09:11,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586041081] [2024-09-24 01:09:11,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:11,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:09:11,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:12,057 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:12,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:09:12,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586041081] [2024-09-24 01:09:12,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586041081] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:09:12,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [500465410] [2024-09-24 01:09:12,057 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 01:09:12,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:09:12,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:09:12,059 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) [2024-09-24 01:09:12,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-09-24 01:09:12,118 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-24 01:09:12,118 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 01:09:12,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-24 01:09:12,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:09:12,320 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-24 01:09:12,320 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-24 01:09:12,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [500465410] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:09:12,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-24 01:09:12,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 10 [2024-09-24 01:09:12,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148721170] [2024-09-24 01:09:12,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:09:12,321 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 01:09:12,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:09:12,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 01:09:12,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-09-24 01:09:12,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:12,321 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:09:12,322 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:09:12,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:12,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:09:12,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:12,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:12,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:09:12,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:09:12,364 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-09-24 01:09:12,553 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:09:12,553 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 01:09:12,554 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:09:12,554 INFO L85 PathProgramCache]: Analyzing trace with hash 625496934, now seen corresponding path program 1 times [2024-09-24 01:09:12,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:09:12,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639844433] [2024-09-24 01:09:12,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:12,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:09:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:13,535 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:13,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:09:13,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639844433] [2024-09-24 01:09:13,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639844433] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:09:13,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [943106364] [2024-09-24 01:09:13,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:13,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:09:13,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:09:13,537 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) [2024-09-24 01:09:13,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-09-24 01:09:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:13,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-09-24 01:09:13,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:09:13,909 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:13,910 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 01:09:20,260 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:20,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [943106364] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 01:09:20,261 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 01:09:20,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 22 [2024-09-24 01:09:20,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371932496] [2024-09-24 01:09:20,261 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 01:09:20,261 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-09-24 01:09:20,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:09:20,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-09-24 01:09:20,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-09-24 01:09:20,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:20,262 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:09:20,262 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 1.565217391304348) internal successors, (36), 23 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:09:20,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:20,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:09:20,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:09:20,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:28,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:28,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:09:28,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:09:28,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-24 01:09:28,440 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-09-24 01:09:28,628 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:09:28,629 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 01:09:28,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:09:28,629 INFO L85 PathProgramCache]: Analyzing trace with hash 497278950, now seen corresponding path program 2 times [2024-09-24 01:09:28,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:09:28,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12036296] [2024-09-24 01:09:28,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:28,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:09:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:30,065 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:30,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:09:30,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12036296] [2024-09-24 01:09:30,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12036296] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:09:30,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1369716289] [2024-09-24 01:09:30,065 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 01:09:30,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:09:30,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:09:30,066 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) [2024-09-24 01:09:30,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-09-24 01:09:30,136 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-24 01:09:30,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 01:09:30,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-24 01:09:30,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:09:30,448 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-24 01:09:30,449 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-24 01:09:30,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1369716289] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:09:30,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-24 01:09:30,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [14] total 17 [2024-09-24 01:09:30,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828036819] [2024-09-24 01:09:30,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:09:30,449 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 01:09:30,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:09:30,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 01:09:30,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2024-09-24 01:09:30,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:30,450 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:09:30,450 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:09:30,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:30,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:09:30,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:09:30,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-24 01:09:30,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:38,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:09:38,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-24 01:09:38,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:09:38,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-24 01:09:38,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:09:38,470 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 5 remaining) [2024-09-24 01:09:38,470 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 5 remaining) [2024-09-24 01:09:38,470 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 5 remaining) [2024-09-24 01:09:38,470 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 5 remaining) [2024-09-24 01:09:38,470 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 5 remaining) [2024-09-24 01:09:38,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-09-24 01:09:38,670 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-09-24 01:09:38,672 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1] [2024-09-24 01:09:38,672 INFO L312 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE (2/5) [2024-09-24 01:09:38,673 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 01:09:38,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-24 01:09:38,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:09:38,675 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-24 01:09:38,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (12)] Waiting until timeout for monitored process [2024-09-24 01:09:38,678 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-24 01:09:38,678 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-24 01:09:38,678 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;@1a14f0d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 01:09:38,678 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-24 01:09:38,844 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2024-09-24 01:09:38,844 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-09-24 01:09:38,844 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-09-24 01:09:38,844 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-09-24 01:09:38,845 INFO L408 BasicCegarLoop]: Path program histogram: [] [2024-09-24 01:09:38,845 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (3/5) [2024-09-24 01:09:38,849 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 01:09:38,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-24 01:09:38,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:09:38,850 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-24 01:09:38,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Waiting until timeout for monitored process [2024-09-24 01:09:38,854 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-24 01:09:38,855 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork2 ======== [2024-09-24 01:09:38,855 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;@1a14f0d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 01:09:38,855 INFO L337 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-09-24 01:09:38,967 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-24 01:09:38,968 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:09:38,968 INFO L85 PathProgramCache]: Analyzing trace with hash 99556673, now seen corresponding path program 1 times [2024-09-24 01:09:38,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:09:38,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729884434] [2024-09-24 01:09:38,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:38,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:09:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:39,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:39,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:09:39,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729884434] [2024-09-24 01:09:39,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729884434] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:09:39,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 01:09:39,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-24 01:09:39,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603354925] [2024-09-24 01:09:39,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:09:39,851 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-24 01:09:39,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:09:39,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-24 01:09:39,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-09-24 01:09:39,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:39,851 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:09:39,852 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:09:39,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:39,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:39,915 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-09-24 01:09:39,915 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-24 01:09:39,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:09:39,915 INFO L85 PathProgramCache]: Analyzing trace with hash -674613747, now seen corresponding path program 1 times [2024-09-24 01:09:39,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:09:39,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16100878] [2024-09-24 01:09:39,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:39,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:09:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:40,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:40,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:09:40,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16100878] [2024-09-24 01:09:40,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16100878] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:09:40,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [371676828] [2024-09-24 01:09:40,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:40,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:09:40,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:09:40,870 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) [2024-09-24 01:09:40,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-09-24 01:09:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:40,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-09-24 01:09:40,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:09:41,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:41,245 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 01:09:45,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:45,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [371676828] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 01:09:45,009 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 01:09:45,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 15 [2024-09-24 01:09:45,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941693484] [2024-09-24 01:09:45,009 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 01:09:45,010 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-09-24 01:09:45,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:09:45,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-09-24 01:09:45,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-09-24 01:09:45,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:45,011 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:09:45,011 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.5) internal successors, (56), 15 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:09:45,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:45,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:46,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:46,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:09:46,556 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-09-24 01:09:46,744 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,SelfDestructingSolverStorable11 [2024-09-24 01:09:46,745 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-24 01:09:46,745 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:09:46,745 INFO L85 PathProgramCache]: Analyzing trace with hash 810872897, now seen corresponding path program 2 times [2024-09-24 01:09:46,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:09:46,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050212280] [2024-09-24 01:09:46,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:46,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:09:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:48,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:09:48,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050212280] [2024-09-24 01:09:48,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050212280] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:09:48,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [608360743] [2024-09-24 01:09:48,033 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 01:09:48,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:09:48,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:09:48,034 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) [2024-09-24 01:09:48,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-09-24 01:09:48,106 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-24 01:09:48,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 01:09:48,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-09-24 01:09:48,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:09:48,563 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-24 01:09:48,563 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-24 01:09:48,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [608360743] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:09:48,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-24 01:09:48,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 14 [2024-09-24 01:09:48,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828800076] [2024-09-24 01:09:48,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:09:48,564 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-24 01:09:48,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:09:48,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-24 01:09:48,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2024-09-24 01:09:48,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:48,564 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:09:48,564 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:09:48,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:48,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:09:48,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:48,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:48,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:09:48,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:09:48,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-09-24 01:09:48,812 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:09:48,812 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-24 01:09:48,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:09:48,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1662904400, now seen corresponding path program 1 times [2024-09-24 01:09:48,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:09:48,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299246378] [2024-09-24 01:09:48,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:48,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:09:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:50,213 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:50,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:09:50,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299246378] [2024-09-24 01:09:50,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299246378] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:09:50,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [879409569] [2024-09-24 01:09:50,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:09:50,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:09:50,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:09:50,214 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) [2024-09-24 01:09:50,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-09-24 01:09:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:09:50,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-09-24 01:09:50,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:09:50,723 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:50,723 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 01:09:57,400 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:09:57,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [879409569] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 01:09:57,400 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 01:09:57,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 11] total 26 [2024-09-24 01:09:57,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598589923] [2024-09-24 01:09:57,401 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 01:09:57,401 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-09-24 01:09:57,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:09:57,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-09-24 01:09:57,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=553, Unknown=0, NotChecked=0, Total=702 [2024-09-24 01:09:57,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:09:57,402 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:09:57,402 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 2.5185185185185186) internal successors, (68), 26 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:09:57,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:09:57,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:09:57,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:09:57,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:05,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:10:05,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:10:05,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:10:05,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-24 01:10:05,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-09-24 01:10:05,245 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:10:05,245 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-24 01:10:05,246 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:10:05,246 INFO L85 PathProgramCache]: Analyzing trace with hash 858098640, now seen corresponding path program 2 times [2024-09-24 01:10:05,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:10:05,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70294382] [2024-09-24 01:10:05,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:10:05,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:10:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:10:06,963 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:10:06,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:10:06,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70294382] [2024-09-24 01:10:06,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70294382] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:10:06,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [864542662] [2024-09-24 01:10:06,963 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 01:10:06,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:10:06,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:10:06,965 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 01:10:06,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-09-24 01:10:07,044 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-24 01:10:07,044 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 01:10:07,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-09-24 01:10:07,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:10:07,726 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-24 01:10:07,726 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-24 01:10:07,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [864542662] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:10:07,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-24 01:10:07,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2024-09-24 01:10:07,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492770530] [2024-09-24 01:10:07,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:10:07,727 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-24 01:10:07,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:10:07,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-24 01:10:07,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2024-09-24 01:10:07,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:07,727 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:10:07,727 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:10:07,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:10:07,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:10:07,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:10:07,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-24 01:10:07,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:12,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:10:12,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-24 01:10:12,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:10:12,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-09-24 01:10:12,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 01:10:12,234 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-09-24 01:10:12,422 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-09-24 01:10:12,422 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-24 01:10:12,422 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:10:12,422 INFO L85 PathProgramCache]: Analyzing trace with hash -803259626, now seen corresponding path program 1 times [2024-09-24 01:10:12,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:10:12,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588821744] [2024-09-24 01:10:12,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:10:12,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:10:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:10:14,875 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-24 01:10:14,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:10:14,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588821744] [2024-09-24 01:10:14,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588821744] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:10:14,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 01:10:14,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-24 01:10:14,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079273923] [2024-09-24 01:10:14,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:10:14,876 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-24 01:10:14,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:10:14,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-24 01:10:14,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-09-24 01:10:14,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:14,877 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:10:14,877 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:10:14,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:10:14,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-24 01:10:14,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:10:14,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-09-24 01:10:14,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 01:10:14,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:25,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 01:10:25,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-24 01:10:25,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 01:10:25,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-24 01:10:25,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 01:10:25,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:10:25,908 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-09-24 01:10:25,908 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 2 remaining) [2024-09-24 01:10:25,908 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-09-24 01:10:25,909 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1] [2024-09-24 01:10:25,909 INFO L312 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork2 was SAFE,SAFE (4/5) [2024-09-24 01:10:25,910 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 01:10:25,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-24 01:10:25,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:10:25,913 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-24 01:10:25,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Waiting until timeout for monitored process [2024-09-24 01:10:25,918 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-24 01:10:25,919 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Thread1of1ForFork1 ======== [2024-09-24 01:10:25,919 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;@1a14f0d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 01:10:25,919 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-24 01:10:26,046 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 01:10:26,046 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:10:26,047 INFO L85 PathProgramCache]: Analyzing trace with hash -767960276, now seen corresponding path program 1 times [2024-09-24 01:10:26,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:10:26,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772771896] [2024-09-24 01:10:26,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:10:26,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:10:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:10:26,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:10:26,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:10:26,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772771896] [2024-09-24 01:10:26,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772771896] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:10:26,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 01:10:26,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 01:10:26,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614902463] [2024-09-24 01:10:26,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:10:26,583 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 01:10:26,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:10:26,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 01:10:26,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-09-24 01:10:26,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:26,584 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:10:26,584 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:10:26,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:26,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:10:26,626 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-09-24 01:10:26,627 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 01:10:26,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:10:26,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1361588256, now seen corresponding path program 1 times [2024-09-24 01:10:26,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:10:26,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40258695] [2024-09-24 01:10:26,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:10:26,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:10:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:10:27,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:10:27,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:10:27,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40258695] [2024-09-24 01:10:27,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40258695] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:10:27,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1915754735] [2024-09-24 01:10:27,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:10:27,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:10:27,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:10:27,254 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 01:10:27,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-09-24 01:10:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:10:27,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-09-24 01:10:27,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:10:27,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:10:27,583 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 01:10:30,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:10:30,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1915754735] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 01:10:30,611 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 01:10:30,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 5] total 11 [2024-09-24 01:10:30,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366951936] [2024-09-24 01:10:30,611 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 01:10:30,611 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-24 01:10:30,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:10:30,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-24 01:10:30,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-09-24 01:10:30,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:30,612 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:10:30,612 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.75) internal successors, (33), 11 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:10:30,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:10:30,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:31,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:10:31,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:10:31,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-09-24 01:10:31,380 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-09-24 01:10:31,380 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 01:10:31,380 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:10:31,380 INFO L85 PathProgramCache]: Analyzing trace with hash 74147884, now seen corresponding path program 2 times [2024-09-24 01:10:31,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:10:31,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992067299] [2024-09-24 01:10:31,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:10:31,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:10:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:10:32,235 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:10:32,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:10:32,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992067299] [2024-09-24 01:10:32,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992067299] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:10:32,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [844579627] [2024-09-24 01:10:32,236 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 01:10:32,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:10:32,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:10:32,237 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 01:10:32,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-09-24 01:10:32,309 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-24 01:10:32,309 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 01:10:32,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-24 01:10:32,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:10:32,658 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-24 01:10:32,658 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-24 01:10:32,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [844579627] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:10:32,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-24 01:10:32,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 11 [2024-09-24 01:10:32,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442314964] [2024-09-24 01:10:32,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:10:32,658 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 01:10:32,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:10:32,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 01:10:32,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-09-24 01:10:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:32,659 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:10:32,659 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:10:32,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:10:32,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:10:32,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:32,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:10:32,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:10:32,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:10:32,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-09-24 01:10:32,894 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:10:32,895 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 01:10:32,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:10:32,895 INFO L85 PathProgramCache]: Analyzing trace with hash -638790915, now seen corresponding path program 1 times [2024-09-24 01:10:32,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:10:32,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439102930] [2024-09-24 01:10:32,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:10:32,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:10:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:10:33,887 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:10:33,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:10:33,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439102930] [2024-09-24 01:10:33,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439102930] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:10:33,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1974603822] [2024-09-24 01:10:33,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:10:33,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:10:33,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:10:33,889 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 01:10:33,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-09-24 01:10:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:10:33,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-09-24 01:10:33,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:10:34,347 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:10:34,347 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-24 01:10:40,624 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:10:40,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1974603822] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-24 01:10:40,624 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-24 01:10:40,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 23 [2024-09-24 01:10:40,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328412993] [2024-09-24 01:10:40,625 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-24 01:10:40,625 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-09-24 01:10:40,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:10:40,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-09-24 01:10:40,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-09-24 01:10:40,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:40,625 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:10:40,626 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 1.875) internal successors, (45), 23 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:10:40,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:10:40,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:10:40,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:10:40,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:49,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:10:49,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:10:49,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:10:49,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-24 01:10:49,136 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-09-24 01:10:49,324 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19 [2024-09-24 01:10:49,324 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 01:10:49,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 01:10:49,325 INFO L85 PathProgramCache]: Analyzing trace with hash -391241859, now seen corresponding path program 2 times [2024-09-24 01:10:49,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 01:10:49,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516806842] [2024-09-24 01:10:49,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 01:10:49,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 01:10:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 01:10:50,799 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-24 01:10:50,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 01:10:50,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516806842] [2024-09-24 01:10:50,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516806842] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-24 01:10:50,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064184215] [2024-09-24 01:10:50,799 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-24 01:10:50,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:10:50,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 01:10:50,800 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-24 01:10:50,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-09-24 01:10:50,906 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-24 01:10:50,906 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-24 01:10:50,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-24 01:10:50,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-24 01:10:51,481 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-24 01:10:51,481 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-24 01:10:51,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2064184215] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 01:10:51,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-24 01:10:51,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15] total 18 [2024-09-24 01:10:51,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817895637] [2024-09-24 01:10:51,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 01:10:51,482 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 01:10:51,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 01:10:51,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 01:10:51,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2024-09-24 01:10:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:51,482 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 01:10:51,482 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-24 01:10:51,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 01:10:51,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-24 01:10:51,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:10:51,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-24 01:10:51,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 01:10:59,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:10:59,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-24 01:10:59,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:10:59,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-24 01:10:59,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 01:10:59,061 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-09-24 01:10:59,061 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-09-24 01:10:59,061 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-09-24 01:10:59,061 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-09-24 01:10:59,075 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-09-24 01:10:59,262 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-24 01:10:59,263 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1] [2024-09-24 01:10:59,263 INFO L312 ceAbstractionStarter]: Result for error location thread3Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE (5/5) [2024-09-24 01:10:59,263 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-24 01:10:59,263 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-24 01:10:59,267 INFO L469 ceAbstractionStarter]: Automizer considered 12 witness invariants [2024-09-24 01:10:59,267 INFO L470 ceAbstractionStarter]: WitnessConsidered=12 [2024-09-24 01:10:59,268 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.09 01:10:59 BasicIcfg [2024-09-24 01:10:59,268 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-24 01:10:59,268 INFO L158 Benchmark]: Toolchain (without parser) took 153443.28ms. Allocated memory was 163.6MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 74.6MB in the beginning and 774.7MB in the end (delta: -700.2MB). Peak memory consumption was 822.0MB. Max. memory is 16.1GB. [2024-09-24 01:10:59,268 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 163.6MB. Free memory is still 129.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-24 01:10:59,268 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 163.6MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-24 01:10:59,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 514.32ms. Allocated memory is still 163.6MB. Free memory was 74.2MB in the beginning and 105.8MB in the end (delta: -31.7MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2024-09-24 01:10:59,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.52ms. Allocated memory is still 163.6MB. Free memory was 105.8MB in the beginning and 98.6MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-09-24 01:10:59,269 INFO L158 Benchmark]: Boogie Preprocessor took 64.51ms. Allocated memory is still 163.6MB. Free memory was 98.6MB in the beginning and 94.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-24 01:10:59,269 INFO L158 Benchmark]: RCFGBuilder took 1232.80ms. Allocated memory was 163.6MB in the beginning and 234.9MB in the end (delta: 71.3MB). Free memory was 94.4MB in the beginning and 74.5MB in the end (delta: 20.0MB). Peak memory consumption was 92.1MB. Max. memory is 16.1GB. [2024-09-24 01:10:59,269 INFO L158 Benchmark]: TraceAbstraction took 151566.00ms. Allocated memory was 234.9MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 74.5MB in the beginning and 774.7MB in the end (delta: -700.3MB). Peak memory consumption was 748.9MB. Max. memory is 16.1GB. [2024-09-24 01:10:59,270 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 163.6MB. Free memory is still 129.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.11ms. Allocated memory is still 163.6MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 514.32ms. Allocated memory is still 163.6MB. Free memory was 74.2MB in the beginning and 105.8MB in the end (delta: -31.7MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.52ms. Allocated memory is still 163.6MB. Free memory was 105.8MB in the beginning and 98.6MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.51ms. Allocated memory is still 163.6MB. Free memory was 98.6MB in the beginning and 94.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1232.80ms. Allocated memory was 163.6MB in the beginning and 234.9MB in the end (delta: 71.3MB). Free memory was 94.4MB in the beginning and 74.5MB in the end (delta: 20.0MB). Peak memory consumption was 92.1MB. Max. memory is 16.1GB. * TraceAbstraction took 151566.00ms. Allocated memory was 234.9MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 74.5MB in the beginning and 774.7MB in the end (delta: -700.3MB). Peak memory consumption was 748.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 106763, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 12794, dependent conditional: 12774, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 96001, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 2032, dependent conditional: 2012, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 96001, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 2032, dependent conditional: 2012, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 100359, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 6390, dependent conditional: 6370, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 100359, independent: 93969, independent conditional: 0, independent unconditional: 93969, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 100359, independent: 93969, independent conditional: 0, independent unconditional: 93969, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2087, independent: 2035, independent conditional: 0, independent unconditional: 2035, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2087, independent: 1916, independent conditional: 0, independent unconditional: 1916, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 171, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 171, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1682, independent: 1143, independent conditional: 0, independent unconditional: 1143, dependent: 538, dependent conditional: 399, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 100359, independent: 91934, independent conditional: 0, independent unconditional: 91934, dependent: 6338, dependent conditional: 4326, dependent unconditional: 2012, unknown: 2087, unknown conditional: 32, unknown unconditional: 2055] , Statistics on independence cache: Total cache size (in pairs): 2087, Positive cache size: 2035, Positive conditional cache size: 0, Positive unconditional cache size: 2035, Negative cache size: 52, Negative conditional cache size: 32, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 93384, Maximal queried relation: 5, Independence queries for same thread: 10762, Persistent sets #1 benchmarks: Persistent set computation time: 1.5s, Number of persistent set computation: 2035, Number of trivial persistent sets: 1815, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2617, independent: 2597, independent conditional: 0, independent unconditional: 2597, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 106763, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 12794, dependent conditional: 12774, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 96001, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 2032, dependent conditional: 2012, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 96001, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 2032, dependent conditional: 2012, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 100359, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 6390, dependent conditional: 6370, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 100359, independent: 93969, independent conditional: 0, independent unconditional: 93969, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 100359, independent: 93969, independent conditional: 0, independent unconditional: 93969, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2087, independent: 2035, independent conditional: 0, independent unconditional: 2035, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2087, independent: 1916, independent conditional: 0, independent unconditional: 1916, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 171, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 171, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1682, independent: 1143, independent conditional: 0, independent unconditional: 1143, dependent: 538, dependent conditional: 399, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 100359, independent: 91934, independent conditional: 0, independent unconditional: 91934, dependent: 6338, dependent conditional: 4326, dependent unconditional: 2012, unknown: 2087, unknown conditional: 32, unknown unconditional: 2055] , Statistics on independence cache: Total cache size (in pairs): 2087, Positive cache size: 2035, Positive conditional cache size: 0, Positive unconditional cache size: 2035, Negative cache size: 52, Negative conditional cache size: 32, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 93384, Maximal queried relation: 5, Independence queries for same thread: 10762 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 249473, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 33439, dependent conditional: 33419, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 219067, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 3033, dependent conditional: 3013, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 219067, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 3033, dependent conditional: 3013, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 9657, dependent conditional: 9637, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2320, independent: 2228, independent conditional: 0, independent unconditional: 2228, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2320, independent: 2109, independent conditional: 0, independent unconditional: 2109, dependent: 211, dependent conditional: 0, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2015, independent: 1092, independent conditional: 0, independent unconditional: 1092, dependent: 923, dependent conditional: 802, dependent unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 225691, independent: 213806, independent conditional: 0, independent unconditional: 213806, dependent: 9565, dependent conditional: 6552, dependent unconditional: 3013, unknown: 2320, unknown conditional: 72, unknown unconditional: 2248] , Statistics on independence cache: Total cache size (in pairs): 2320, Positive cache size: 2228, Positive conditional cache size: 0, Positive unconditional cache size: 2228, Negative cache size: 92, Negative conditional cache size: 72, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 216082, Maximal queried relation: 5, Independence queries for same thread: 30406, Persistent sets #1 benchmarks: Persistent set computation time: 1.4s, Number of persistent set computation: 4918, Number of trivial persistent sets: 3708, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2985, independent: 2965, independent conditional: 0, independent unconditional: 2965, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 249473, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 33439, dependent conditional: 33419, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 219067, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 3033, dependent conditional: 3013, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 219067, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 3033, dependent conditional: 3013, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 9657, dependent conditional: 9637, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2320, independent: 2228, independent conditional: 0, independent unconditional: 2228, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2320, independent: 2109, independent conditional: 0, independent unconditional: 2109, dependent: 211, dependent conditional: 0, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2015, independent: 1092, independent conditional: 0, independent unconditional: 1092, dependent: 923, dependent conditional: 802, dependent unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 225691, independent: 213806, independent conditional: 0, independent unconditional: 213806, dependent: 9565, dependent conditional: 6552, dependent unconditional: 3013, unknown: 2320, unknown conditional: 72, unknown unconditional: 2248] , Statistics on independence cache: Total cache size (in pairs): 2320, Positive cache size: 2228, Positive conditional cache size: 0, Positive unconditional cache size: 2228, Negative cache size: 92, Negative conditional cache size: 72, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 216082, Maximal queried relation: 5, Independence queries for same thread: 30406 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1648, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 98, dependent conditional: 90, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1007, independent: 999, independent conditional: 0, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1007, independent: 986, independent conditional: 0, independent unconditional: 986, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 147, independent: 120, independent conditional: 0, independent unconditional: 120, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1558, independent: 551, independent conditional: 0, independent unconditional: 551, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1007, unknown conditional: 0, unknown unconditional: 1007] , Statistics on independence cache: Total cache size (in pairs): 1007, Positive cache size: 999, Positive conditional cache size: 0, Positive unconditional cache size: 999, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 551, Maximal queried relation: 0, Independence queries for same thread: 90, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 88, Number of trivial persistent sets: 30, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1007, independent: 999, independent conditional: 0, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1648, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 98, dependent conditional: 90, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1007, independent: 999, independent conditional: 0, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1007, independent: 986, independent conditional: 0, independent unconditional: 986, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 147, independent: 120, independent conditional: 0, independent unconditional: 120, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1558, independent: 551, independent conditional: 0, independent unconditional: 551, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1007, unknown conditional: 0, unknown unconditional: 1007] , Statistics on independence cache: Total cache size (in pairs): 1007, Positive cache size: 999, Positive conditional cache size: 0, Positive unconditional cache size: 999, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 551, Maximal queried relation: 0, Independence queries for same thread: 90 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 240492, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 33212, dependent conditional: 33192, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 210368, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 3088, dependent conditional: 3068, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 210368, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 3088, dependent conditional: 3068, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 12964, dependent conditional: 12944, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2269, independent: 2160, independent conditional: 0, independent unconditional: 2160, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2269, independent: 2041, independent conditional: 0, independent unconditional: 2041, dependent: 228, dependent conditional: 0, dependent unconditional: 228, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 228, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 228, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2150, independent: 1112, independent conditional: 0, independent unconditional: 1112, dependent: 1038, dependent conditional: 924, dependent unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 220244, independent: 205120, independent conditional: 0, independent unconditional: 205120, dependent: 12855, dependent conditional: 9787, dependent unconditional: 3068, unknown: 2269, unknown conditional: 89, unknown unconditional: 2180] , Statistics on independence cache: Total cache size (in pairs): 2269, Positive cache size: 2160, Positive conditional cache size: 0, Positive unconditional cache size: 2160, Negative cache size: 109, Negative conditional cache size: 89, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 207453, Maximal queried relation: 6, Independence queries for same thread: 30124, Persistent sets #1 benchmarks: Persistent set computation time: 1.3s, Number of persistent set computation: 4815, Number of trivial persistent sets: 3997, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2915, independent: 2895, independent conditional: 0, independent unconditional: 2895, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 240492, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 33212, dependent conditional: 33192, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 210368, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 3088, dependent conditional: 3068, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 210368, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 3088, dependent conditional: 3068, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 12964, dependent conditional: 12944, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2269, independent: 2160, independent conditional: 0, independent unconditional: 2160, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2269, independent: 2041, independent conditional: 0, independent unconditional: 2041, dependent: 228, dependent conditional: 0, dependent unconditional: 228, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 228, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 228, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2150, independent: 1112, independent conditional: 0, independent unconditional: 1112, dependent: 1038, dependent conditional: 924, dependent unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 220244, independent: 205120, independent conditional: 0, independent unconditional: 205120, dependent: 12855, dependent conditional: 9787, dependent unconditional: 3068, unknown: 2269, unknown conditional: 89, unknown unconditional: 2180] , Statistics on independence cache: Total cache size (in pairs): 2269, Positive cache size: 2160, Positive conditional cache size: 0, Positive unconditional cache size: 2160, Negative cache size: 109, Negative conditional cache size: 89, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 207453, Maximal queried relation: 6, Independence queries for same thread: 30124 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 242854, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 31636, dependent conditional: 31616, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214491, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 3273, dependent conditional: 3253, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214491, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 3273, dependent conditional: 3253, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 10487, dependent conditional: 10467, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2314, independent: 2222, independent conditional: 0, independent unconditional: 2222, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2314, independent: 2103, independent conditional: 0, independent unconditional: 2103, dependent: 211, dependent conditional: 0, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1997, independent: 1151, independent conditional: 0, independent unconditional: 1151, dependent: 845, dependent conditional: 734, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 221705, independent: 208996, independent conditional: 0, independent unconditional: 208996, dependent: 10395, dependent conditional: 7142, dependent unconditional: 3253, unknown: 2314, unknown conditional: 72, unknown unconditional: 2242] , Statistics on independence cache: Total cache size (in pairs): 2314, Positive cache size: 2222, Positive conditional cache size: 0, Positive unconditional cache size: 2222, Negative cache size: 92, Negative conditional cache size: 72, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 211563, Maximal queried relation: 5, Independence queries for same thread: 28363, Persistent sets #1 benchmarks: Persistent set computation time: 1.4s, Number of persistent set computation: 4613, Number of trivial persistent sets: 3629, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2928, independent: 2908, independent conditional: 0, independent unconditional: 2908, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 242854, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 31636, dependent conditional: 31616, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214491, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 3273, dependent conditional: 3253, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214491, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 3273, dependent conditional: 3253, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 10487, dependent conditional: 10467, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2314, independent: 2222, independent conditional: 0, independent unconditional: 2222, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2314, independent: 2103, independent conditional: 0, independent unconditional: 2103, dependent: 211, dependent conditional: 0, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1997, independent: 1151, independent conditional: 0, independent unconditional: 1151, dependent: 845, dependent conditional: 734, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 221705, independent: 208996, independent conditional: 0, independent unconditional: 208996, dependent: 10395, dependent conditional: 7142, dependent unconditional: 3253, unknown: 2314, unknown conditional: 72, unknown unconditional: 2242] , Statistics on independence cache: Total cache size (in pairs): 2314, Positive cache size: 2222, Positive conditional cache size: 0, Positive unconditional cache size: 2222, Negative cache size: 92, Negative conditional cache size: 72, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 211563, Maximal queried relation: 5, Independence queries for same thread: 28363 - PositiveResult [Line: 116]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 68]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 72]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 77]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 82]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 85]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 50]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 56]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 95]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 99]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 104]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 107]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread4Thread1of1ForFork3 with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 37.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 16.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 19.5s InterpolantComputationTime, 195 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 224 ConstructedInterpolants, 0 QuantifiedInterpolants, 12316 SizeOfPredicates, 41 NumberOfNonLiveVariables, 814 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 66/168 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork0 with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 32.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 16.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 14.9s InterpolantComputationTime, 123 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 136 ConstructedInterpolants, 0 QuantifiedInterpolants, 12084 SizeOfPredicates, 13 NumberOfNonLiveVariables, 622 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 66/168 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork2 with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 47.1s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 24.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 61, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 20.9s InterpolantComputationTime, 268 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 302 ConstructedInterpolants, 0 QuantifiedInterpolants, 16917 SizeOfPredicates, 41 NumberOfNonLiveVariables, 826 ConjunctsInSsa, 122 ConjunctsInUnsatCore, 12 InterpolantComputations, 4 PerfectInterpolantSequences, 124/226 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread3Thread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 33.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 16.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 15.3s InterpolantComputationTime, 159 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 180 ConstructedInterpolants, 0 QuantifiedInterpolants, 12416 SizeOfPredicates, 41 NumberOfNonLiveVariables, 714 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 66/168 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-09-24 01:10:59,306 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Ended with exit code 0 [2024-09-24 01:10:59,506 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Forceful destruction successful, exit code 0 [2024-09-24 01:10:59,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (12)] Ended with exit code 0 [2024-09-24 01:10:59,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Forceful destruction successful, exit code 0 [2024-09-24 01:11:00,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-09-24 01:11:00,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE