./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-3.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/parallel-ticket-3.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-ticket-3.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 00:44:00,071 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-24 00:44:00,135 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-24 00:44:00,140 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-24 00:44:00,141 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-24 00:44:00,157 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-24 00:44:00,158 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-24 00:44:00,158 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-24 00:44:00,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-24 00:44:00,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-24 00:44:00,159 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-24 00:44:00,160 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-24 00:44:00,160 INFO L153 SettingsManager]: * Use SBE=true [2024-09-24 00:44:00,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-24 00:44:00,161 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-24 00:44:00,161 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-24 00:44:00,161 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-24 00:44:00,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-24 00:44:00,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-24 00:44:00,162 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-24 00:44:00,162 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-24 00:44:00,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-24 00:44:00,163 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-24 00:44:00,163 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-24 00:44:00,163 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-24 00:44:00,163 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-24 00:44:00,164 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-24 00:44:00,164 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-24 00:44:00,164 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-24 00:44:00,164 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-24 00:44:00,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-24 00:44:00,165 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-24 00:44:00,165 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-24 00:44:00,165 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-24 00:44:00,165 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-24 00:44:00,166 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-24 00:44:00,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-24 00:44:00,166 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-24 00:44:00,166 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-24 00:44:00,166 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-24 00:44:00,167 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-24 00:44:00,167 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-24 00:44:00,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-24 00:44:00,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-24 00:44:00,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-24 00:44:00,389 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-24 00:44:00,390 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-24 00:44:00,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-ticket-3.wvr.yml/witness.yml [2024-09-24 00:44:00,576 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-24 00:44:00,576 INFO L274 PluginConnector]: CDTParser initialized [2024-09-24 00:44:00,577 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c [2024-09-24 00:44:01,904 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-24 00:44:02,100 INFO L384 CDTParser]: Found 1 translation units. [2024-09-24 00:44:02,101 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c [2024-09-24 00:44:02,106 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ae0d23a2c/0101cb5d8f694ec09e80751b8a3ea845/FLAG4b868dd66 [2024-09-24 00:44:02,505 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ae0d23a2c/0101cb5d8f694ec09e80751b8a3ea845 [2024-09-24 00:44:02,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-24 00:44:02,506 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-24 00:44:02,509 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-24 00:44:02,509 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-24 00:44:02,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-24 00:44:02,514 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 12:44:00" (1/2) ... [2024-09-24 00:44:02,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4823c34b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 12:44:02, skipping insertion in model container [2024-09-24 00:44:02,515 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 12:44:00" (1/2) ... [2024-09-24 00:44:02,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ba094c6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 12:44:02, skipping insertion in model container [2024-09-24 00:44:02,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 12:44:02" (2/2) ... [2024-09-24 00:44:02,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4823c34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02, skipping insertion in model container [2024-09-24 00:44:02,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 12:44:02" (2/2) ... [2024-09-24 00:44:02,557 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-24 00:44:02,558 INFO L1541 ArrayList]: Location invariant before [L48-L48] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,558 INFO L1541 ArrayList]: Location invariant before [L70-L70] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,558 INFO L1541 ArrayList]: Location invariant before [L92-L92] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,558 INFO L1541 ArrayList]: Location invariant before [L84-L84] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,558 INFO L1541 ArrayList]: Location invariant before [L51-L51] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,558 INFO L1541 ArrayList]: Location invariant before [L43-L43] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,559 INFO L1541 ArrayList]: Location invariant before [L76-L76] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,559 INFO L1541 ArrayList]: Location invariant before [L65-L65] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,559 INFO L1541 ArrayList]: Location invariant before [L89-L89] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,559 INFO L1541 ArrayList]: Location invariant before [L54-L54] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,559 INFO L1541 ArrayList]: Location invariant before [L95-L95] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,559 INFO L1541 ArrayList]: Location invariant before [L73-L73] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,559 INFO L1541 ArrayList]: Location invariant before [L57-L57] (((((((((((((((((((((((((2147483647LL + (long long )b) + (long long )s >= 0LL) && ((2147483647LL + (long long )b) + (long long )t >= 0LL)) && ((2147483647LL + (long long )b) + (long long )x >= 0LL)) && ((4294967294LL + (long long )s) + (long long )t >= 0LL)) && ((4294967294LL + (long long )s) + (long long )x >= 0LL)) && ((4294967294LL + (long long )t) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m1) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m2) + (long long )x >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )s >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )t >= 0LL)) && ((4294967295LL + (long long )m3) + (long long )x >= 0LL)) && ((2147483648LL - (long long )b) + (long long )s >= 0LL)) && ((2147483648LL - (long long )b) + (long long )t >= 0LL)) && ((2147483648LL - (long long )b) + (long long )x >= 0LL)) && ((2147483646LL + (long long )b) - (long long )x >= 0LL)) && ((4294967293LL + (long long )s) - (long long )x >= 0LL)) && ((4294967293LL + (long long )t) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m1) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m2) - (long long )x >= 0LL)) && ((4294967294LL + (long long )m3) - (long long )x >= 0LL)) && ((2147483647LL - (long long )b) - (long long )x >= 0LL) [2024-09-24 00:44:02,575 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-24 00:44:02,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-24 00:44:02,732 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 Start Parsing Local [2024-09-24 00:44:02,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-24 00:44:02,899 INFO L204 MainTranslator]: Completed translation [2024-09-24 00:44:02,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02 WrapperNode [2024-09-24 00:44:02,900 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-24 00:44:02,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-24 00:44:02,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-24 00:44:02,901 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-24 00:44:02,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02" (1/1) ... [2024-09-24 00:44:02,920 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02" (1/1) ... [2024-09-24 00:44:02,962 INFO L138 Inliner]: procedures = 21, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2024-09-24 00:44:02,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-24 00:44:02,963 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-24 00:44:02,963 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-24 00:44:02,964 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-24 00:44:02,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02" (1/1) ... [2024-09-24 00:44:02,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02" (1/1) ... [2024-09-24 00:44:02,978 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02" (1/1) ... [2024-09-24 00:44:02,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02" (1/1) ... [2024-09-24 00:44:02,988 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02" (1/1) ... [2024-09-24 00:44:02,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02" (1/1) ... [2024-09-24 00:44:03,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02" (1/1) ... [2024-09-24 00:44:03,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02" (1/1) ... [2024-09-24 00:44:03,015 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-24 00:44:03,016 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-24 00:44:03,016 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-24 00:44:03,016 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-24 00:44:03,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02" (1/1) ... [2024-09-24 00:44:03,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-24 00:44:03,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:44:03,058 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 00:44:03,061 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 00:44:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-24 00:44:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-24 00:44:03,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-24 00:44:03,103 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-24 00:44:03,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-24 00:44:03,103 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-24 00:44:03,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-24 00:44:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-24 00:44:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-24 00:44:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-24 00:44:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-24 00:44:03,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-24 00:44:03,107 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 00:44:03,187 INFO L242 CfgBuilder]: Building ICFG [2024-09-24 00:44:03,188 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-24 00:44:03,658 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-24 00:44:03,658 INFO L291 CfgBuilder]: Performing block encoding [2024-09-24 00:44:03,944 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-24 00:44:03,945 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-24 00:44:03,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 12:44:03 BoogieIcfgContainer [2024-09-24 00:44:03,946 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-24 00:44:03,949 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-24 00:44:03,949 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-24 00:44:03,952 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-24 00:44:03,953 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 12:44:00" (1/4) ... [2024-09-24 00:44:03,953 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33463864 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 24.09 12:44:03, skipping insertion in model container [2024-09-24 00:44:03,953 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 12:44:02" (2/4) ... [2024-09-24 00:44:03,954 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33463864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 12:44:03, skipping insertion in model container [2024-09-24 00:44:03,954 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:44:02" (3/4) ... [2024-09-24 00:44:03,954 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33463864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 12:44:03, skipping insertion in model container [2024-09-24 00:44:03,954 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 12:44:03" (4/4) ... [2024-09-24 00:44:03,955 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-3.wvr.c [2024-09-24 00:44:03,974 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-24 00:44:03,975 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2024-09-24 00:44:03,975 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-24 00:44:04,058 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-09-24 00:44:04,099 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 00:44:04,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-24 00:44:04,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:44:04,101 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 00:44:04,103 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 00:44:04,128 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-24 00:44:04,141 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork2 ======== [2024-09-24 00:44:04,151 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;@406e1d9a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 00:44:04,151 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-24 00:44:04,346 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:04,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:04,353 INFO L85 PathProgramCache]: Analyzing trace with hash 165635171, now seen corresponding path program 1 times [2024-09-24 00:44:04,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:04,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173735358] [2024-09-24 00:44:04,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:04,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:05,012 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 00:44:05,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:05,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173735358] [2024-09-24 00:44:05,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173735358] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:05,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:05,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-24 00:44:05,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678136749] [2024-09-24 00:44:05,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:05,020 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-24 00:44:05,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:05,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-24 00:44:05,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-24 00:44:05,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:05,040 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:05,041 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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 00:44:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:05,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:05,338 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-24 00:44:05,338 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:05,339 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:05,339 INFO L85 PathProgramCache]: Analyzing trace with hash -692089047, now seen corresponding path program 1 times [2024-09-24 00:44:05,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:05,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177439776] [2024-09-24 00:44:05,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:05,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:05,858 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 00:44:05,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:05,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177439776] [2024-09-24 00:44:05,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177439776] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:05,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:05,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 00:44:05,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832330893] [2024-09-24 00:44:05,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:05,862 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:05,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:05,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:05,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:05,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:05,864 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:05,864 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) 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 00:44:05,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:05,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:06,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:06,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:06,208 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-24 00:44:06,208 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:06,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:06,209 INFO L85 PathProgramCache]: Analyzing trace with hash 72919911, now seen corresponding path program 1 times [2024-09-24 00:44:06,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:06,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124643615] [2024-09-24 00:44:06,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:06,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:06,706 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 00:44:06,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:06,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124643615] [2024-09-24 00:44:06,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124643615] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:06,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:06,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 00:44:06,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058271706] [2024-09-24 00:44:06,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:06,707 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:06,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:06,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:06,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:06,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:06,708 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:06,708 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 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 00:44:06,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:06,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:06,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:07,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:07,800 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-24 00:44:07,800 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:07,801 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:07,801 INFO L85 PathProgramCache]: Analyzing trace with hash -992045281, now seen corresponding path program 1 times [2024-09-24 00:44:07,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:07,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746841457] [2024-09-24 00:44:07,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:07,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:07,897 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 00:44:07,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:07,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746841457] [2024-09-24 00:44:07,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746841457] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:07,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:07,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 00:44:07,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36008937] [2024-09-24 00:44:07,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:07,899 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:07,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:07,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:07,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:07,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:07,900 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:07,900 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 00:44:07,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:07,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:07,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:07,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:08,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:08,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:08,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:08,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:08,226 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-24 00:44:08,227 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:08,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:08,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1326186429, now seen corresponding path program 1 times [2024-09-24 00:44:08,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:08,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291767986] [2024-09-24 00:44:08,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:08,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:08,802 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 00:44:08,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:08,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291767986] [2024-09-24 00:44:08,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291767986] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:08,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:08,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-24 00:44:08,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141553666] [2024-09-24 00:44:08,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:08,803 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-24 00:44:08,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:08,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-24 00:44:08,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-09-24 00:44:08,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:08,805 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:08,805 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 6 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 00:44:08,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:08,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:08,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:08,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:08,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:09,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:09,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:09,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:09,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:09,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:09,479 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-09-24 00:44:09,479 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:09,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:09,480 INFO L85 PathProgramCache]: Analyzing trace with hash -107688463, now seen corresponding path program 1 times [2024-09-24 00:44:09,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:09,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180012279] [2024-09-24 00:44:09,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:09,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:09,574 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 00:44:09,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:09,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180012279] [2024-09-24 00:44:09,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180012279] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:09,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:09,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-24 00:44:09,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897332010] [2024-09-24 00:44:09,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:09,576 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-24 00:44:09,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:09,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-24 00:44:09,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-24 00:44:09,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:09,577 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:09,577 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 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 00:44:09,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:09,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:09,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:09,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:09,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:09,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:09,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:09,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:09,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:09,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:09,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:09,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:09,869 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-24 00:44:09,869 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:09,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:09,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1145523775, now seen corresponding path program 2 times [2024-09-24 00:44:09,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:09,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830512764] [2024-09-24 00:44:09,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:09,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:09,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:09,943 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 00:44:09,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:09,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830512764] [2024-09-24 00:44:09,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830512764] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:09,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:09,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 00:44:09,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945157107] [2024-09-24 00:44:09,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:09,945 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:09,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:09,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:09,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:09,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:09,946 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:09,946 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 00:44:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:09,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:09,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:09,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:09,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:09,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:10,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:10,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:10,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:10,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:10,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:10,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:10,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:10,491 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-09-24 00:44:10,491 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:10,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:10,492 INFO L85 PathProgramCache]: Analyzing trace with hash 876659101, now seen corresponding path program 1 times [2024-09-24 00:44:10,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:10,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067656078] [2024-09-24 00:44:10,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:10,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:10,573 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 00:44:10,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:10,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067656078] [2024-09-24 00:44:10,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067656078] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:10,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:10,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 00:44:10,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536949228] [2024-09-24 00:44:10,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:10,574 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:10,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:10,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:10,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:10,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:10,583 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:10,583 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 00:44:10,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:10,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:10,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:10,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:10,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:10,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:10,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:10,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:11,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:11,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:11,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:11,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:11,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:11,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:11,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:11,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:11,254 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-09-24 00:44:11,255 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:11,255 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:11,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1837672043, now seen corresponding path program 1 times [2024-09-24 00:44:11,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:11,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79919081] [2024-09-24 00:44:11,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:11,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:11,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:11,879 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 00:44:11,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:11,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79919081] [2024-09-24 00:44:11,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79919081] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:11,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:11,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-24 00:44:11,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817067526] [2024-09-24 00:44:11,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:11,880 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-24 00:44:11,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:11,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-24 00:44:11,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-09-24 00:44:11,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:11,881 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:11,881 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 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 00:44:11,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:11,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:11,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:11,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:11,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:11,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:11,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:11,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:11,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:12,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:12,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:12,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:12,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:12,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:12,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:12,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:12,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:12,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-24 00:44:12,282 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-09-24 00:44:12,282 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:12,282 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:12,282 INFO L85 PathProgramCache]: Analyzing trace with hash -731771929, now seen corresponding path program 1 times [2024-09-24 00:44:12,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:12,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571799726] [2024-09-24 00:44:12,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:12,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:12,703 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 00:44:12,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:12,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571799726] [2024-09-24 00:44:12,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571799726] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:12,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:12,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-24 00:44:12,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135525148] [2024-09-24 00:44:12,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:12,704 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-24 00:44:12,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:12,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-24 00:44:12,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-09-24 00:44:12,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:12,705 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:12,705 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 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 00:44:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:12,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:12,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-24 00:44:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:13,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:13,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:13,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:13,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:13,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:13,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:13,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:13,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:13,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-24 00:44:13,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:13,048 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-09-24 00:44:13,049 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-09-24 00:44:13,049 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-09-24 00:44:13,050 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-09-24 00:44:13,050 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-09-24 00:44:13,054 INFO L408 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-24 00:44:13,056 INFO L312 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork2 was SAFE,SAFE,SAFE,SAFE (1/4) [2024-09-24 00:44:13,059 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 00:44:13,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-24 00:44:13,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:44:13,085 INFO L229 MonitoredProcess]: Starting monitored process 3 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 00:44:13,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-09-24 00:44:13,089 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-24 00:44:13,090 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork1 ======== [2024-09-24 00:44:13,090 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;@406e1d9a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 00:44:13,090 INFO L337 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-09-24 00:44:13,144 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 00:44:13,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:13,145 INFO L85 PathProgramCache]: Analyzing trace with hash 14291594, now seen corresponding path program 1 times [2024-09-24 00:44:13,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:13,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304750548] [2024-09-24 00:44:13,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:13,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:13,306 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 00:44:13,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:13,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304750548] [2024-09-24 00:44:13,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304750548] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:13,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:13,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-24 00:44:13,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494970076] [2024-09-24 00:44:13,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:13,307 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-24 00:44:13,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:13,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-24 00:44:13,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-24 00:44:13,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:13,307 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:13,308 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 00:44:13,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:13,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:13,502 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-09-24 00:44:13,503 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 00:44:13,503 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:13,503 INFO L85 PathProgramCache]: Analyzing trace with hash 559583312, now seen corresponding path program 1 times [2024-09-24 00:44:13,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:13,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411292223] [2024-09-24 00:44:13,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:13,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:13,746 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 00:44:13,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:13,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411292223] [2024-09-24 00:44:13,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411292223] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:13,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:13,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-24 00:44:13,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479142019] [2024-09-24 00:44:13,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:13,748 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:13,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:13,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:13,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:13,748 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:13,748 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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 00:44:13,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:13,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:13,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:13,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:13,894 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-09-24 00:44:13,894 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 00:44:13,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:13,895 INFO L85 PathProgramCache]: Analyzing trace with hash 167213966, now seen corresponding path program 1 times [2024-09-24 00:44:13,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:13,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869145419] [2024-09-24 00:44:13,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:13,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:14,220 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 00:44:14,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:14,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869145419] [2024-09-24 00:44:14,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869145419] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:14,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:14,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-24 00:44:14,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496732246] [2024-09-24 00:44:14,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:14,221 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:14,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:14,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:14,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:14,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:14,222 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:14,222 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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 00:44:14,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:14,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:14,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:14,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:14,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:14,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:14,612 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-09-24 00:44:14,612 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 00:44:14,612 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:14,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1492019178, now seen corresponding path program 1 times [2024-09-24 00:44:14,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:14,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349750542] [2024-09-24 00:44:14,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:14,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:14,666 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 00:44:14,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:14,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349750542] [2024-09-24 00:44:14,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349750542] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:14,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:14,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 00:44:14,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240209696] [2024-09-24 00:44:14,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:14,667 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:14,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:14,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:14,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:14,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:14,668 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:14,668 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 00:44:14,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:14,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:14,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:14,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:15,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:15,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,047 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-09-24 00:44:15,047 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 00:44:15,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:15,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1682652142, now seen corresponding path program 1 times [2024-09-24 00:44:15,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:15,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376446141] [2024-09-24 00:44:15,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:15,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:15,118 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 00:44:15,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:15,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376446141] [2024-09-24 00:44:15,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376446141] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:15,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:15,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-24 00:44:15,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433925679] [2024-09-24 00:44:15,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:15,119 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-24 00:44:15,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:15,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-24 00:44:15,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-24 00:44:15,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:15,120 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:15,120 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 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 00:44:15,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:15,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:15,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:15,301 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-09-24 00:44:15,301 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 00:44:15,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:15,301 INFO L85 PathProgramCache]: Analyzing trace with hash 916268610, now seen corresponding path program 2 times [2024-09-24 00:44:15,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:15,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680693634] [2024-09-24 00:44:15,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:15,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:15,392 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 00:44:15,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:15,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680693634] [2024-09-24 00:44:15,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680693634] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:15,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:15,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 00:44:15,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348090394] [2024-09-24 00:44:15,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:15,394 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:15,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:15,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:15,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:15,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:15,394 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:15,394 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 00:44:15,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:15,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:15,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:15,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:15,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:15,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,861 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-09-24 00:44:15,861 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 00:44:15,861 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:15,861 INFO L85 PathProgramCache]: Analyzing trace with hash 867375862, now seen corresponding path program 2 times [2024-09-24 00:44:15,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:15,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279588523] [2024-09-24 00:44:15,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:15,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:15,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:15,920 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 00:44:15,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:15,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279588523] [2024-09-24 00:44:15,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279588523] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:15,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:15,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 00:44:15,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341735631] [2024-09-24 00:44:15,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:15,921 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:15,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:15,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:15,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:15,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:15,921 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:15,921 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 00:44:15,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:15,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:15,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:15,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:16,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:16,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:16,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,243 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-09-24 00:44:16,243 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 00:44:16,243 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:16,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1009254328, now seen corresponding path program 1 times [2024-09-24 00:44:16,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:16,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088924841] [2024-09-24 00:44:16,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:16,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:16,646 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 00:44:16,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:16,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088924841] [2024-09-24 00:44:16,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088924841] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:16,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:16,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-24 00:44:16,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095798016] [2024-09-24 00:44:16,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:16,647 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-24 00:44:16,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:16,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-24 00:44:16,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-09-24 00:44:16,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:16,647 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:16,647 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 7 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 00:44:16,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:16,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:16,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:16,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:16,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:16,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:16,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:16,807 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-09-24 00:44:16,807 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 00:44:16,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:16,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1222113572, now seen corresponding path program 1 times [2024-09-24 00:44:16,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:16,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397165988] [2024-09-24 00:44:16,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:16,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:16,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:17,248 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 00:44:17,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:17,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397165988] [2024-09-24 00:44:17,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397165988] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:17,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:17,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-24 00:44:17,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136218773] [2024-09-24 00:44:17,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:17,250 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-24 00:44:17,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:17,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-24 00:44:17,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-09-24 00:44:17,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:17,251 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:17,251 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 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 00:44:17,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:17,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:17,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:17,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:17,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:17,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:17,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:17,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:17,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:18,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:18,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:18,310 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-09-24 00:44:18,310 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 00:44:18,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:18,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1444753050, now seen corresponding path program 1 times [2024-09-24 00:44:18,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:18,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177789067] [2024-09-24 00:44:18,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:18,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:18,670 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 00:44:18,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:18,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177789067] [2024-09-24 00:44:18,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177789067] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:18,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:18,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-24 00:44:18,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126499119] [2024-09-24 00:44:18,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:18,671 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-24 00:44:18,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:18,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-24 00:44:18,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-09-24 00:44:18,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:18,672 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:18,672 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 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 00:44:18,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:18,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:18,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:18,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:18,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:18,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:18,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:18,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:18,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:18,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:19,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:19,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:19,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:19,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:19,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:19,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:19,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:19,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:19,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:19,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-24 00:44:19,298 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-09-24 00:44:19,298 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-24 00:44:19,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:19,298 INFO L85 PathProgramCache]: Analyzing trace with hash 669131100, now seen corresponding path program 1 times [2024-09-24 00:44:19,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:19,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543564073] [2024-09-24 00:44:19,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:19,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:19,619 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 00:44:19,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:19,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543564073] [2024-09-24 00:44:19,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543564073] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:19,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:19,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-24 00:44:19,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446449558] [2024-09-24 00:44:19,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:19,620 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-24 00:44:19,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:19,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-24 00:44:19,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-09-24 00:44:19,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:19,621 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:19,621 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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 00:44:19,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:19,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:19,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:19,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:19,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:19,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:19,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:19,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:19,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:19,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-24 00:44:19,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:20,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:20,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:20,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:20,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:20,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:20,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:20,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:20,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-24 00:44:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:20,032 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 5 remaining) [2024-09-24 00:44:20,032 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 5 remaining) [2024-09-24 00:44:20,033 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 5 remaining) [2024-09-24 00:44:20,033 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 5 remaining) [2024-09-24 00:44:20,033 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 5 remaining) [2024-09-24 00:44:20,033 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-09-24 00:44:20,034 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-09-24 00:44:20,034 INFO L312 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE (2/4) [2024-09-24 00:44:20,036 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 00:44:20,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-24 00:44:20,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:44:20,038 INFO L229 MonitoredProcess]: Starting monitored process 4 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 00:44:20,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-09-24 00:44:20,042 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-24 00:44:20,042 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-24 00:44:20,042 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;@406e1d9a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 00:44:20,042 INFO L337 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-09-24 00:44:20,918 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 3 remaining) [2024-09-24 00:44:20,919 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-09-24 00:44:20,919 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-09-24 00:44:20,920 INFO L408 BasicCegarLoop]: Path program histogram: [] [2024-09-24 00:44:20,921 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (3/4) [2024-09-24 00:44:20,922 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 00:44:20,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-24 00:44:20,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-24 00:44:20,924 INFO L229 MonitoredProcess]: Starting monitored process 5 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 00:44:20,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2024-09-24 00:44:20,927 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-24 00:44:20,927 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Thread1of1ForFork0 ======== [2024-09-24 00:44:20,928 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;@406e1d9a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-24 00:44:20,928 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-24 00:44:21,021 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:21,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:21,022 INFO L85 PathProgramCache]: Analyzing trace with hash -1984043702, now seen corresponding path program 1 times [2024-09-24 00:44:21,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:21,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029319474] [2024-09-24 00:44:21,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:21,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:21,231 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 00:44:21,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:21,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029319474] [2024-09-24 00:44:21,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029319474] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:21,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:21,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-24 00:44:21,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328476000] [2024-09-24 00:44:21,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:21,232 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-24 00:44:21,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:21,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-24 00:44:21,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-24 00:44:21,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:21,232 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:21,232 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 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 00:44:21,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:21,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:21,413 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-09-24 00:44:21,413 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:21,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:21,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1096760592, now seen corresponding path program 1 times [2024-09-24 00:44:21,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:21,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387917769] [2024-09-24 00:44:21,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:21,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:21,706 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 00:44:21,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:21,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387917769] [2024-09-24 00:44:21,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387917769] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:21,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:21,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-24 00:44:21,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615872934] [2024-09-24 00:44:21,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:21,707 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:21,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:21,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:21,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:21,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:21,707 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:21,707 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.75) 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 00:44:21,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:21,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:21,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:21,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:21,866 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-09-24 00:44:21,866 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:21,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:21,866 INFO L85 PathProgramCache]: Analyzing trace with hash -2005661106, now seen corresponding path program 1 times [2024-09-24 00:44:21,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:21,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063834646] [2024-09-24 00:44:21,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:21,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:21,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:22,149 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 00:44:22,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:22,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063834646] [2024-09-24 00:44:22,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063834646] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:22,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:22,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-24 00:44:22,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738739971] [2024-09-24 00:44:22,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:22,150 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:22,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:22,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:22,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:22,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:22,150 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:22,150 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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 00:44:22,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:22,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:22,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:22,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:22,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:22,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:22,914 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-09-24 00:44:22,914 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:22,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:22,915 INFO L85 PathProgramCache]: Analyzing trace with hash 2016238086, now seen corresponding path program 1 times [2024-09-24 00:44:22,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:22,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358254156] [2024-09-24 00:44:22,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:22,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:22,973 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 00:44:22,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:22,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358254156] [2024-09-24 00:44:22,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358254156] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:22,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:22,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 00:44:22,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340027743] [2024-09-24 00:44:22,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:22,974 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:22,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:22,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:22,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:22,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:22,974 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:22,975 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 00:44:22,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:22,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:22,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:22,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:23,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:23,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,200 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-09-24 00:44:23,200 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:23,200 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:23,200 INFO L85 PathProgramCache]: Analyzing trace with hash -622608383, now seen corresponding path program 1 times [2024-09-24 00:44:23,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:23,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986174375] [2024-09-24 00:44:23,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:23,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:23,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:23,272 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 00:44:23,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:23,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986174375] [2024-09-24 00:44:23,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986174375] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:23,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:23,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-24 00:44:23,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026303197] [2024-09-24 00:44:23,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:23,273 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-24 00:44:23,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:23,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-24 00:44:23,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-24 00:44:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:23,273 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:23,274 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 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 00:44:23,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:23,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:23,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:23,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:23,437 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-09-24 00:44:23,437 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:23,437 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:23,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1660443695, now seen corresponding path program 2 times [2024-09-24 00:44:23,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:23,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728396910] [2024-09-24 00:44:23,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:23,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:23,510 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 00:44:23,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:23,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728396910] [2024-09-24 00:44:23,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728396910] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:23,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:23,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 00:44:23,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647027457] [2024-09-24 00:44:23,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:23,512 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:23,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:23,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:23,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:23,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:23,512 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:23,513 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 00:44:23,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:23,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:23,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:23,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:24,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:24,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:24,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,141 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-09-24 00:44:24,141 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:24,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:24,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1071296122, now seen corresponding path program 2 times [2024-09-24 00:44:24,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:24,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042358865] [2024-09-24 00:44:24,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:24,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:24,201 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 00:44:24,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:24,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042358865] [2024-09-24 00:44:24,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042358865] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:24,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:24,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 00:44:24,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128114569] [2024-09-24 00:44:24,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:24,204 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:24,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:24,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:24,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:24,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:24,205 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:24,205 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 00:44:24,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:24,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:24,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:24,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:24,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:24,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,417 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-09-24 00:44:24,417 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:24,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:24,418 INFO L85 PathProgramCache]: Analyzing trace with hash -771303011, now seen corresponding path program 1 times [2024-09-24 00:44:24,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:24,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253422510] [2024-09-24 00:44:24,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:24,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:24,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:24,737 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 00:44:24,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:24,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253422510] [2024-09-24 00:44:24,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253422510] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:24,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:24,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-24 00:44:24,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850869532] [2024-09-24 00:44:24,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:24,738 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-24 00:44:24,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:24,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-24 00:44:24,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-09-24 00:44:24,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:24,739 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:24,739 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 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 00:44:24,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:24,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:24,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:24,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:25,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:25,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:25,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,030 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-09-24 00:44:25,031 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:25,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:25,031 INFO L85 PathProgramCache]: Analyzing trace with hash -475288562, now seen corresponding path program 1 times [2024-09-24 00:44:25,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:25,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870490605] [2024-09-24 00:44:25,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:25,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:25,437 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 00:44:25,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:25,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870490605] [2024-09-24 00:44:25,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870490605] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:25,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:25,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-24 00:44:25,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174837066] [2024-09-24 00:44:25,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:25,438 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-24 00:44:25,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:25,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-24 00:44:25,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-09-24 00:44:25,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:25,438 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:25,439 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 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 00:44:25,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:25,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:25,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:25,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:25,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:25,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:25,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:25,645 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-09-24 00:44:25,645 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:25,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:25,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1253599816, now seen corresponding path program 1 times [2024-09-24 00:44:25,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:25,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007835576] [2024-09-24 00:44:25,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:25,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:26,136 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 00:44:26,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:26,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007835576] [2024-09-24 00:44:26,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007835576] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:26,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:26,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-24 00:44:26,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730865395] [2024-09-24 00:44:26,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:26,138 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-24 00:44:26,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:26,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-24 00:44:26,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-09-24 00:44:26,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:26,138 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:26,138 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.3333333333333335) 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 00:44:26,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:26,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:26,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:26,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:26,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:26,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:26,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:26,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:26,626 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-09-24 00:44:26,626 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-24 00:44:26,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-24 00:44:26,626 INFO L85 PathProgramCache]: Analyzing trace with hash 818775335, now seen corresponding path program 1 times [2024-09-24 00:44:26,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-24 00:44:26,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610882999] [2024-09-24 00:44:26,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-24 00:44:26,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-24 00:44:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-24 00:44:26,821 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 00:44:26,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-24 00:44:26,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610882999] [2024-09-24 00:44:26,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610882999] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-24 00:44:26,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-24 00:44:26,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-24 00:44:26,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646556017] [2024-09-24 00:44:26,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-24 00:44:26,822 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-24 00:44:26,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-24 00:44:26,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-24 00:44:26,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-09-24 00:44:26,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:26,823 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-24 00:44:26,823 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 00:44:26,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:26,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:26,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:26,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:26,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:26,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-24 00:44:27,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-24 00:44:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-24 00:44:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-24 00:44:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-24 00:44:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-24 00:44:27,231 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-09-24 00:44:27,231 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-09-24 00:44:27,231 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-09-24 00:44:27,231 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-09-24 00:44:27,231 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-09-24 00:44:27,232 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-09-24 00:44:27,232 INFO L312 ceAbstractionStarter]: Result for error location thread3Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE (4/4) [2024-09-24 00:44:27,232 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-24 00:44:27,232 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-24 00:44:27,235 INFO L469 ceAbstractionStarter]: Automizer considered 13 witness invariants [2024-09-24 00:44:27,235 INFO L470 ceAbstractionStarter]: WitnessConsidered=13 [2024-09-24 00:44:27,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.09 12:44:27 BasicIcfg [2024-09-24 00:44:27,236 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-24 00:44:27,237 INFO L158 Benchmark]: Toolchain (without parser) took 24730.31ms. Allocated memory was 163.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 128.9MB in the beginning and 1.0GB in the end (delta: -894.0MB). Peak memory consumption was 264.3MB. Max. memory is 16.1GB. [2024-09-24 00:44:27,237 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 163.6MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-24 00:44:27,237 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 163.6MB. Free memory is still 126.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-24 00:44:27,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.77ms. Allocated memory is still 163.6MB. Free memory was 128.9MB in the beginning and 103.2MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-09-24 00:44:27,237 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.92ms. Allocated memory is still 163.6MB. Free memory was 103.2MB in the beginning and 98.3MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-24 00:44:27,237 INFO L158 Benchmark]: Boogie Preprocessor took 52.00ms. Allocated memory is still 163.6MB. Free memory was 98.3MB in the beginning and 96.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-24 00:44:27,238 INFO L158 Benchmark]: RCFGBuilder took 930.53ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 96.0MB in the beginning and 120.6MB in the end (delta: -24.6MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2024-09-24 00:44:27,238 INFO L158 Benchmark]: TraceAbstraction took 23287.55ms. Allocated memory was 197.1MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 119.6MB in the beginning and 1.0GB in the end (delta: -903.3MB). Peak memory consumption was 219.7MB. Max. memory is 16.1GB. [2024-09-24 00:44:27,239 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 163.6MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.78ms. Allocated memory is still 163.6MB. Free memory is still 126.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.77ms. Allocated memory is still 163.6MB. Free memory was 128.9MB in the beginning and 103.2MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.92ms. Allocated memory is still 163.6MB. Free memory was 103.2MB in the beginning and 98.3MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.00ms. Allocated memory is still 163.6MB. Free memory was 98.3MB in the beginning and 96.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 930.53ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 96.0MB in the beginning and 120.6MB in the end (delta: -24.6MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * TraceAbstraction took 23287.55ms. Allocated memory was 197.1MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 119.6MB in the beginning and 1.0GB in the end (delta: -903.3MB). Peak memory consumption was 219.7MB. 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: 9413, independent: 8475, independent conditional: 7293, independent unconditional: 1182, dependent: 938, dependent conditional: 902, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8662, independent: 8475, independent conditional: 7293, independent unconditional: 1182, dependent: 187, dependent conditional: 151, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8662, independent: 8475, independent conditional: 7293, independent unconditional: 1182, dependent: 187, dependent conditional: 151, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9654, independent: 8475, independent conditional: 7293, independent unconditional: 1182, dependent: 1179, dependent conditional: 1143, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9654, independent: 8475, independent conditional: 37, independent unconditional: 8438, dependent: 1179, dependent conditional: 955, dependent unconditional: 224, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9654, independent: 8475, independent conditional: 37, independent unconditional: 8438, dependent: 1179, dependent conditional: 955, dependent unconditional: 224, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1393, independent: 1193, independent conditional: 9, independent unconditional: 1184, dependent: 200, dependent conditional: 164, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1393, independent: 942, independent conditional: 0, independent unconditional: 942, dependent: 451, dependent conditional: 0, dependent unconditional: 451, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 451, independent: 251, independent conditional: 9, independent unconditional: 242, dependent: 200, dependent conditional: 164, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 451, independent: 251, independent conditional: 9, independent unconditional: 242, dependent: 200, dependent conditional: 164, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2989, independent: 1710, independent conditional: 58, independent unconditional: 1652, dependent: 1279, dependent conditional: 1071, dependent unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 9654, independent: 7282, independent conditional: 28, independent unconditional: 7254, dependent: 979, dependent conditional: 791, dependent unconditional: 188, unknown: 1393, unknown conditional: 173, unknown unconditional: 1220] , Statistics on independence cache: Total cache size (in pairs): 1393, Positive cache size: 1193, Positive conditional cache size: 9, Positive unconditional cache size: 1184, Negative cache size: 200, Negative conditional cache size: 164, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7444, Maximal queried relation: 10, Independence queries for same thread: 751, Persistent sets #1 benchmarks: Persistent set computation time: 1.9s, Number of persistent set computation: 259, Number of trivial persistent sets: 81, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1218, independent: 1182, independent conditional: 0, independent unconditional: 1182, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9413, independent: 8475, independent conditional: 7293, independent unconditional: 1182, dependent: 938, dependent conditional: 902, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8662, independent: 8475, independent conditional: 7293, independent unconditional: 1182, dependent: 187, dependent conditional: 151, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8662, independent: 8475, independent conditional: 7293, independent unconditional: 1182, dependent: 187, dependent conditional: 151, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9654, independent: 8475, independent conditional: 7293, independent unconditional: 1182, dependent: 1179, dependent conditional: 1143, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9654, independent: 8475, independent conditional: 37, independent unconditional: 8438, dependent: 1179, dependent conditional: 955, dependent unconditional: 224, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9654, independent: 8475, independent conditional: 37, independent unconditional: 8438, dependent: 1179, dependent conditional: 955, dependent unconditional: 224, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1393, independent: 1193, independent conditional: 9, independent unconditional: 1184, dependent: 200, dependent conditional: 164, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1393, independent: 942, independent conditional: 0, independent unconditional: 942, dependent: 451, dependent conditional: 0, dependent unconditional: 451, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 451, independent: 251, independent conditional: 9, independent unconditional: 242, dependent: 200, dependent conditional: 164, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 451, independent: 251, independent conditional: 9, independent unconditional: 242, dependent: 200, dependent conditional: 164, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2989, independent: 1710, independent conditional: 58, independent unconditional: 1652, dependent: 1279, dependent conditional: 1071, dependent unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 9654, independent: 7282, independent conditional: 28, independent unconditional: 7254, dependent: 979, dependent conditional: 791, dependent unconditional: 188, unknown: 1393, unknown conditional: 173, unknown unconditional: 1220] , Statistics on independence cache: Total cache size (in pairs): 1393, Positive cache size: 1193, Positive conditional cache size: 9, Positive unconditional cache size: 1184, Negative cache size: 200, Negative conditional cache size: 164, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7444, Maximal queried relation: 10, Independence queries for same thread: 751 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7348, independent: 6663, independent conditional: 5528, independent unconditional: 1135, dependent: 685, dependent conditional: 649, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6809, independent: 6663, independent conditional: 5528, independent unconditional: 1135, dependent: 146, dependent conditional: 110, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6809, independent: 6663, independent conditional: 5528, independent unconditional: 1135, dependent: 146, dependent conditional: 110, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7863, independent: 6663, independent conditional: 5528, independent unconditional: 1135, dependent: 1200, dependent conditional: 1164, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7863, independent: 6663, independent conditional: 59, independent unconditional: 6604, dependent: 1200, dependent conditional: 995, dependent unconditional: 205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7863, independent: 6663, independent conditional: 59, independent unconditional: 6604, dependent: 1200, dependent conditional: 995, dependent unconditional: 205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1372, independent: 1149, independent conditional: 13, independent unconditional: 1136, dependent: 223, dependent conditional: 187, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1372, independent: 907, independent conditional: 0, independent unconditional: 907, dependent: 465, dependent conditional: 0, dependent unconditional: 465, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 465, independent: 242, independent conditional: 13, independent unconditional: 229, dependent: 223, dependent conditional: 187, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 465, independent: 242, independent conditional: 13, independent unconditional: 229, dependent: 223, dependent conditional: 187, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2325, independent: 1132, independent conditional: 66, independent unconditional: 1066, dependent: 1192, dependent conditional: 1056, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7863, independent: 5514, independent conditional: 46, independent unconditional: 5468, dependent: 977, dependent conditional: 808, dependent unconditional: 169, unknown: 1372, unknown conditional: 200, unknown unconditional: 1172] , Statistics on independence cache: Total cache size (in pairs): 1372, Positive cache size: 1149, Positive conditional cache size: 13, Positive unconditional cache size: 1136, Negative cache size: 223, Negative conditional cache size: 187, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5638, Maximal queried relation: 11, Independence queries for same thread: 539, Persistent sets #1 benchmarks: Persistent set computation time: 1.2s, Number of persistent set computation: 194, Number of trivial persistent sets: 62, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1171, independent: 1135, independent conditional: 0, independent unconditional: 1135, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7348, independent: 6663, independent conditional: 5528, independent unconditional: 1135, dependent: 685, dependent conditional: 649, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6809, independent: 6663, independent conditional: 5528, independent unconditional: 1135, dependent: 146, dependent conditional: 110, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6809, independent: 6663, independent conditional: 5528, independent unconditional: 1135, dependent: 146, dependent conditional: 110, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7863, independent: 6663, independent conditional: 5528, independent unconditional: 1135, dependent: 1200, dependent conditional: 1164, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7863, independent: 6663, independent conditional: 59, independent unconditional: 6604, dependent: 1200, dependent conditional: 995, dependent unconditional: 205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7863, independent: 6663, independent conditional: 59, independent unconditional: 6604, dependent: 1200, dependent conditional: 995, dependent unconditional: 205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1372, independent: 1149, independent conditional: 13, independent unconditional: 1136, dependent: 223, dependent conditional: 187, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1372, independent: 907, independent conditional: 0, independent unconditional: 907, dependent: 465, dependent conditional: 0, dependent unconditional: 465, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 465, independent: 242, independent conditional: 13, independent unconditional: 229, dependent: 223, dependent conditional: 187, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 465, independent: 242, independent conditional: 13, independent unconditional: 229, dependent: 223, dependent conditional: 187, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2325, independent: 1132, independent conditional: 66, independent unconditional: 1066, dependent: 1192, dependent conditional: 1056, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7863, independent: 5514, independent conditional: 46, independent unconditional: 5468, dependent: 977, dependent conditional: 808, dependent unconditional: 169, unknown: 1372, unknown conditional: 200, unknown unconditional: 1172] , Statistics on independence cache: Total cache size (in pairs): 1372, Positive cache size: 1149, Positive conditional cache size: 13, Positive unconditional cache size: 1136, Negative cache size: 223, Negative conditional cache size: 187, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5638, Maximal queried relation: 11, Independence queries for same thread: 539 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1534, independent: 1415, independent conditional: 494, independent unconditional: 921, dependent: 119, dependent conditional: 95, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1448, independent: 1415, independent conditional: 494, independent unconditional: 921, dependent: 33, dependent conditional: 9, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1448, independent: 1415, independent conditional: 494, independent unconditional: 921, dependent: 33, dependent conditional: 9, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1448, independent: 1415, independent conditional: 494, independent unconditional: 921, dependent: 33, dependent conditional: 9, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1448, independent: 1415, independent conditional: 0, independent unconditional: 1415, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1448, independent: 1415, independent conditional: 0, independent unconditional: 1415, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 945, independent: 921, independent conditional: 0, independent unconditional: 921, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 945, independent: 781, independent conditional: 0, independent unconditional: 781, dependent: 164, dependent conditional: 0, dependent unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 164, independent: 140, independent conditional: 0, independent unconditional: 140, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 164, independent: 140, independent conditional: 0, independent unconditional: 140, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 819, independent: 719, independent conditional: 0, independent unconditional: 719, dependent: 100, dependent conditional: 0, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1448, independent: 494, independent conditional: 0, independent unconditional: 494, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 945, unknown conditional: 0, unknown unconditional: 945] , Statistics on independence cache: Total cache size (in pairs): 945, Positive cache size: 921, Positive conditional cache size: 0, Positive unconditional cache size: 921, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 503, Maximal queried relation: 0, Independence queries for same thread: 86, Persistent sets #1 benchmarks: Persistent set computation time: 0.9s, Number of persistent set computation: 314, Number of trivial persistent sets: 314, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 945, independent: 921, independent conditional: 0, independent unconditional: 921, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1534, independent: 1415, independent conditional: 494, independent unconditional: 921, dependent: 119, dependent conditional: 95, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1448, independent: 1415, independent conditional: 494, independent unconditional: 921, dependent: 33, dependent conditional: 9, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1448, independent: 1415, independent conditional: 494, independent unconditional: 921, dependent: 33, dependent conditional: 9, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1448, independent: 1415, independent conditional: 494, independent unconditional: 921, dependent: 33, dependent conditional: 9, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1448, independent: 1415, independent conditional: 0, independent unconditional: 1415, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1448, independent: 1415, independent conditional: 0, independent unconditional: 1415, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 945, independent: 921, independent conditional: 0, independent unconditional: 921, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 945, independent: 781, independent conditional: 0, independent unconditional: 781, dependent: 164, dependent conditional: 0, dependent unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 164, independent: 140, independent conditional: 0, independent unconditional: 140, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 164, independent: 140, independent conditional: 0, independent unconditional: 140, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 819, independent: 719, independent conditional: 0, independent unconditional: 719, dependent: 100, dependent conditional: 0, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1448, independent: 494, independent conditional: 0, independent unconditional: 494, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 945, unknown conditional: 0, unknown unconditional: 945] , Statistics on independence cache: Total cache size (in pairs): 945, Positive cache size: 921, Positive conditional cache size: 0, Positive unconditional cache size: 921, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 503, Maximal queried relation: 0, Independence queries for same thread: 86 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12123, independent: 11031, independent conditional: 9821, independent unconditional: 1210, dependent: 1092, dependent conditional: 1058, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11147, independent: 11031, independent conditional: 9821, independent unconditional: 1210, dependent: 116, dependent conditional: 82, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11147, independent: 11031, independent conditional: 9821, independent unconditional: 1210, dependent: 116, dependent conditional: 82, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11911, independent: 11031, independent conditional: 9821, independent unconditional: 1210, dependent: 880, dependent conditional: 846, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11911, independent: 11031, independent conditional: 39, independent unconditional: 10992, dependent: 880, dependent conditional: 725, dependent unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11911, independent: 11031, independent conditional: 39, independent unconditional: 10992, dependent: 880, dependent conditional: 725, dependent unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1366, independent: 1215, independent conditional: 5, independent unconditional: 1210, dependent: 151, dependent conditional: 117, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1366, independent: 974, independent conditional: 0, independent unconditional: 974, dependent: 392, dependent conditional: 0, dependent unconditional: 392, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 392, independent: 241, independent conditional: 5, independent unconditional: 236, dependent: 151, dependent conditional: 117, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 392, independent: 241, independent conditional: 5, independent unconditional: 236, dependent: 151, dependent conditional: 117, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1894, independent: 1075, independent conditional: 23, independent unconditional: 1052, dependent: 819, dependent conditional: 687, dependent unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11911, independent: 9816, independent conditional: 34, independent unconditional: 9782, dependent: 729, dependent conditional: 608, dependent unconditional: 121, unknown: 1366, unknown conditional: 122, unknown unconditional: 1244] , Statistics on independence cache: Total cache size (in pairs): 1366, Positive cache size: 1215, Positive conditional cache size: 5, Positive unconditional cache size: 1210, Negative cache size: 151, Negative conditional cache size: 117, Negative unconditional cache size: 34, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9903, Maximal queried relation: 11, Independence queries for same thread: 976, Persistent sets #1 benchmarks: Persistent set computation time: 1.2s, Number of persistent set computation: 410, Number of trivial persistent sets: 155, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1244, independent: 1210, independent conditional: 0, independent unconditional: 1210, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12123, independent: 11031, independent conditional: 9821, independent unconditional: 1210, dependent: 1092, dependent conditional: 1058, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11147, independent: 11031, independent conditional: 9821, independent unconditional: 1210, dependent: 116, dependent conditional: 82, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11147, independent: 11031, independent conditional: 9821, independent unconditional: 1210, dependent: 116, dependent conditional: 82, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11911, independent: 11031, independent conditional: 9821, independent unconditional: 1210, dependent: 880, dependent conditional: 846, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11911, independent: 11031, independent conditional: 39, independent unconditional: 10992, dependent: 880, dependent conditional: 725, dependent unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11911, independent: 11031, independent conditional: 39, independent unconditional: 10992, dependent: 880, dependent conditional: 725, dependent unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1366, independent: 1215, independent conditional: 5, independent unconditional: 1210, dependent: 151, dependent conditional: 117, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1366, independent: 974, independent conditional: 0, independent unconditional: 974, dependent: 392, dependent conditional: 0, dependent unconditional: 392, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 392, independent: 241, independent conditional: 5, independent unconditional: 236, dependent: 151, dependent conditional: 117, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 392, independent: 241, independent conditional: 5, independent unconditional: 236, dependent: 151, dependent conditional: 117, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1894, independent: 1075, independent conditional: 23, independent unconditional: 1052, dependent: 819, dependent conditional: 687, dependent unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11911, independent: 9816, independent conditional: 34, independent unconditional: 9782, dependent: 729, dependent conditional: 608, dependent unconditional: 121, unknown: 1366, unknown conditional: 122, unknown unconditional: 1244] , Statistics on independence cache: Total cache size (in pairs): 1366, Positive cache size: 1215, Positive conditional cache size: 5, Positive unconditional cache size: 1210, Negative cache size: 151, Negative conditional cache size: 117, Negative unconditional cache size: 34, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9903, Maximal queried relation: 11, Independence queries for same thread: 976 - PositiveResult [Line: 65]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 70]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 73]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 76]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 43]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 48]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 51]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 54]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 57]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 84]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 89]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 92]: 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 85 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 8.9s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 5.2s, 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: 53, 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, 3.3s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 144 ConstructedInterpolants, 0 QuantifiedInterpolants, 1681 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 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: thread1Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 85 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 6.9s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 4.4s, 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: 59, 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, 2.4s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 134 ConstructedInterpolants, 0 QuantifiedInterpolants, 1891 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 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 7 procedures, 85 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.9s, 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: 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: thread3Thread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 85 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 3.8s, 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: 57, 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, 2.3s InterpolantComputationTime, 187 NumberOfCodeBlocks, 187 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 3008 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 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 13 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-09-24 00:44:27,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2024-09-24 00:44:27,467 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2024-09-24 00:44:27,668 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2024-09-24 00:44:27,868 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-09-24 00:44:28,072 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE