./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-bakery-2.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-bakery-2.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a4c57e3 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-bakery-2.wvr.c ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/parallel-bakery-2.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 14:56:45,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 14:56:45,164 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 14:56:45,168 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 14:56:45,171 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 14:56:45,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 14:56:45,202 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 14:56:45,202 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 14:56:45,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 14:56:45,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 14:56:45,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 14:56:45,204 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 14:56:45,204 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 14:56:45,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 14:56:45,205 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 14:56:45,205 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 14:56:45,205 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 14:56:45,206 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 14:56:45,206 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 14:56:45,206 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 14:56:45,206 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 14:56:45,210 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 14:56:45,210 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 14:56:45,211 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 14:56:45,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 14:56:45,211 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 14:56:45,211 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 14:56:45,212 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 14:56:45,212 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 14:56:45,212 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 14:56:45,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 14:56:45,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 14:56:45,213 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 14:56:45,213 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 14:56:45,213 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 14:56:45,213 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 14:56:45,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 14:56:45,214 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 14:56:45,214 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 14:56:45,214 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 14:56:45,214 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 14:56:45,214 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-08 14:56:45,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 14:56:45,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 14:56:45,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 14:56:45,456 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 14:56:45,457 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 14:56:45,458 INFO L431 ainManager$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-bakery-2.wvr.yml/witness.yml [2024-09-08 14:56:45,693 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 14:56:45,694 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 14:56:45,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-bakery-2.wvr.c [2024-09-08 14:56:47,052 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 14:56:47,246 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 14:56:47,247 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-2.wvr.c [2024-09-08 14:56:47,254 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f12bf258d/516c401a521c40ca9635b7c73d148d55/FLAG7702c4958 [2024-09-08 14:56:47,273 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f12bf258d/516c401a521c40ca9635b7c73d148d55 [2024-09-08 14:56:47,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 14:56:47,275 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 14:56:47,279 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 14:56:47,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 14:56:47,284 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 14:56:47,287 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:56:45" (1/2) ... [2024-09-08 14:56:47,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee2def8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:56:47, skipping insertion in model container [2024-09-08 14:56:47,288 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:56:45" (1/2) ... [2024-09-08 14:56:47,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51dce86b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:56:47, skipping insertion in model container [2024-09-08 14:56:47,290 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:56:47" (2/2) ... [2024-09-08 14:56:47,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee2def8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47, skipping insertion in model container [2024-09-08 14:56:47,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:56:47" (2/2) ... [2024-09-08 14:56:47,375 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 14:56:47,381 INFO L1541 ArrayList]: Location invariant before [L49-L49] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,381 INFO L1541 ArrayList]: Location invariant before [L93-L93] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,381 INFO L1541 ArrayList]: Location invariant before [L90-L90] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,381 INFO L1541 ArrayList]: Location invariant before [L46-L46] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,381 INFO L1541 ArrayList]: Location invariant before [L56-L56] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,383 INFO L1541 ArrayList]: Location invariant before [L77-L77] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,384 INFO L1541 ArrayList]: Location invariant before [L83-L83] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,384 INFO L1541 ArrayList]: Location invariant before [L59-L59] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,384 INFO L1541 ArrayList]: Location invariant before [L86-L86] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,384 INFO L1541 ArrayList]: Location invariant before [L66-L66] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,385 INFO L1541 ArrayList]: Location invariant before [L100-L100] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,386 INFO L1541 ArrayList]: Location invariant before [L97-L97] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,386 INFO L1541 ArrayList]: Location invariant before [L52-L52] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,386 INFO L1541 ArrayList]: Location invariant before [L63-L63] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,386 INFO L1541 ArrayList]: Location invariant before [L80-L80] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,386 INFO L1541 ArrayList]: Location invariant before [L103-L103] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,386 INFO L1541 ArrayList]: Location invariant before [L69-L69] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,387 INFO L1541 ArrayList]: Location invariant before [L43-L43] (((((((((((((((((((((2147483647LL + (long long )e1) + (long long )n1 >= 0LL) && ((2147483647LL + (long long )e1) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e1) + (long long )i >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n1 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )n2 >= 0LL)) && ((2147483647LL + (long long )e2) + (long long )i >= 0LL)) && ((4294967294LL + (long long )n1) + (long long )n2 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n1 >= 0LL)) && ((4294967294LL + (long long )i) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i1 >= 0LL)) && ((4294967295LL + (long long )i) + (long long )i2 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i1) + (long long )n2 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n1 >= 0LL)) && ((4294967295LL + (long long )i2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e1) + (long long )i >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n1 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )n2 >= 0LL)) && ((2147483648LL - (long long )e2) + (long long )i >= 0LL) [2024-09-08 14:56:47,408 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 14:56:47,564 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-2.wvr.c[3538,3551] [2024-09-08 14:56:47,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 14:56:47,577 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 Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-08 14:56:47,770 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-2.wvr.c[3538,3551] [2024-09-08 14:56:47,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 14:56:47,790 INFO L204 MainTranslator]: Completed translation [2024-09-08 14:56:47,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47 WrapperNode [2024-09-08 14:56:47,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 14:56:47,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 14:56:47,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 14:56:47,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 14:56:47,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47" (1/1) ... [2024-09-08 14:56:47,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47" (1/1) ... [2024-09-08 14:56:47,879 INFO L138 Inliner]: procedures = 20, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2024-09-08 14:56:47,880 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 14:56:47,882 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 14:56:47,882 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 14:56:47,882 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 14:56:47,893 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47" (1/1) ... [2024-09-08 14:56:47,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47" (1/1) ... [2024-09-08 14:56:47,897 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47" (1/1) ... [2024-09-08 14:56:47,898 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47" (1/1) ... [2024-09-08 14:56:47,920 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47" (1/1) ... [2024-09-08 14:56:47,926 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47" (1/1) ... [2024-09-08 14:56:47,933 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47" (1/1) ... [2024-09-08 14:56:47,937 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47" (1/1) ... [2024-09-08 14:56:47,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 14:56:47,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 14:56:47,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 14:56:47,947 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 14:56:47,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47" (1/1) ... [2024-09-08 14:56:47,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 14:56:47,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 14:56:47,982 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) [2024-09-08 14:56:47,989 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 [2024-09-08 14:56:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 14:56:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-08 14:56:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-08 14:56:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-08 14:56:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-08 14:56:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 14:56:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-08 14:56:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-08 14:56:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 14:56:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 14:56:48,033 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-08 14:56:48,110 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 14:56:48,112 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 14:56:48,753 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 14:56:48,753 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 14:56:49,107 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 14:56:49,107 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-08 14:56:49,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 02:56:49 BoogieIcfgContainer [2024-09-08 14:56:49,108 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 14:56:49,111 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 14:56:49,112 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 14:56:49,115 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 14:56:49,115 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:56:45" (1/4) ... [2024-09-08 14:56:49,116 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@456c7e3b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 02:56:49, skipping insertion in model container [2024-09-08 14:56:49,117 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 02:56:47" (2/4) ... [2024-09-08 14:56:49,117 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@456c7e3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 02:56:49, skipping insertion in model container [2024-09-08 14:56:49,117 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:56:47" (3/4) ... [2024-09-08 14:56:49,118 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@456c7e3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 02:56:49, skipping insertion in model container [2024-09-08 14:56:49,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 02:56:49" (4/4) ... [2024-09-08 14:56:49,120 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-bakery-2.wvr.c [2024-09-08 14:56:49,136 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 14:56:49,136 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 19 error locations. [2024-09-08 14:56:49,136 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 14:56:49,236 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-09-08 14:56:49,280 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 14:56:49,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 14:56:49,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 14:56:49,282 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) [2024-09-08 14:56:49,284 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 [2024-09-08 14:56:49,317 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 14:56:49,332 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork0 ======== [2024-09-08 14:56:49,341 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;@1b4fbe61, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 14:56:49,342 INFO L337 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2024-09-08 14:56:49,581 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:56:49,587 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:56:49,587 INFO L85 PathProgramCache]: Analyzing trace with hash -417166263, now seen corresponding path program 1 times [2024-09-08 14:56:49,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:56:49,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127078727] [2024-09-08 14:56:49,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:56:49,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:56:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:56:50,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:56:50,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:56:50,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127078727] [2024-09-08 14:56:50,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127078727] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:56:50,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:56:50,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 14:56:50,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264942519] [2024-09-08 14:56:50,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:56:50,522 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 14:56:50,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:56:50,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 14:56:50,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 14:56:50,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:50,554 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:56:50,556 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) [2024-09-08 14:56:50,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:50,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:50,720 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 14:56:50,720 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:56:50,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:56:50,721 INFO L85 PathProgramCache]: Analyzing trace with hash 15120931, now seen corresponding path program 1 times [2024-09-08 14:56:50,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:56:50,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705392582] [2024-09-08 14:56:50,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:56:50,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:56:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:56:51,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:56:51,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:56:51,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705392582] [2024-09-08 14:56:51,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705392582] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:56:51,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:56:51,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 14:56:51,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150017437] [2024-09-08 14:56:51,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:56:51,063 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 14:56:51,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:56:51,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 14:56:51,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 14:56:51,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:51,065 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:56:51,065 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:56:51,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:51,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:51,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:51,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:51,192 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-08 14:56:51,192 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:56:51,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:56:51,193 INFO L85 PathProgramCache]: Analyzing trace with hash 532969099, now seen corresponding path program 1 times [2024-09-08 14:56:51,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:56:51,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845242081] [2024-09-08 14:56:51,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:56:51,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:56:51,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:56:51,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:56:51,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:56:51,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845242081] [2024-09-08 14:56:51,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845242081] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:56:51,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:56:51,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 14:56:51,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591140569] [2024-09-08 14:56:51,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:56:51,711 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 14:56:51,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:56:51,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 14:56:51,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-09-08 14:56:51,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:51,715 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:56:51,715 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:56:51,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:51,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:51,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:51,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:51,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:51,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:51,941 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-08 14:56:51,942 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:56:51,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:56:51,942 INFO L85 PathProgramCache]: Analyzing trace with hash -591759835, now seen corresponding path program 1 times [2024-09-08 14:56:51,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:56:51,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210347314] [2024-09-08 14:56:51,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:56:51,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:56:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:56:52,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:56:52,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:56:52,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210347314] [2024-09-08 14:56:52,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210347314] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:56:52,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:56:52,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 14:56:52,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425479828] [2024-09-08 14:56:52,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:56:52,490 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 14:56:52,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:56:52,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 14:56:52,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-08 14:56:52,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:52,492 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:56:52,492 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) [2024-09-08 14:56:52,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:52,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:52,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:52,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:52,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:52,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:52,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:52,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:52,884 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-08 14:56:52,884 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:56:52,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:56:52,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1485421015, now seen corresponding path program 1 times [2024-09-08 14:56:52,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:56:52,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103248487] [2024-09-08 14:56:52,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:56:52,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:56:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:56:53,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:56:53,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:56:53,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103248487] [2024-09-08 14:56:53,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103248487] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:56:53,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:56:53,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 14:56:53,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133691248] [2024-09-08 14:56:53,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:56:53,724 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-08 14:56:53,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:56:53,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-08 14:56:53,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-09-08 14:56:53,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:53,725 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:56:53,725 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 8 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) [2024-09-08 14:56:53,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:53,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:53,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:53,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:53,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:53,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:53,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:53,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:53,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:53,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:56:53,993 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-09-08 14:56:53,993 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:56:53,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:56:53,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1271891281, now seen corresponding path program 1 times [2024-09-08 14:56:53,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:56:53,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384574516] [2024-09-08 14:56:53,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:56:53,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:56:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:56:54,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:56:54,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:56:54,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384574516] [2024-09-08 14:56:54,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384574516] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:56:54,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:56:54,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-08 14:56:54,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507442422] [2024-09-08 14:56:54,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:56:54,986 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 14:56:54,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:56:54,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 14:56:54,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-09-08 14:56:54,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:54,987 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:56:54,987 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 9 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) [2024-09-08 14:56:54,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:54,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:54,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:54,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:54,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:56:54,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:55,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:55,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:55,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:55,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:55,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:56:55,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:56:55,354 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-08 14:56:55,354 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:56:55,354 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:56:55,355 INFO L85 PathProgramCache]: Analyzing trace with hash 851073579, now seen corresponding path program 1 times [2024-09-08 14:56:55,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:56:55,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119487196] [2024-09-08 14:56:55,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:56:55,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:56:55,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:56:55,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:56:55,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:56:55,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119487196] [2024-09-08 14:56:55,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119487196] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:56:55,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:56:55,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 14:56:55,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283093238] [2024-09-08 14:56:55,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:56:55,944 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:56:55,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:56:55,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:56:55,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:56:55,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:55,946 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:56:55,946 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 5 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) [2024-09-08 14:56:55,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:55,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:56:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:56:55,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:56,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:56,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:56,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:56,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:56,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:56:56,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:56:56,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:56:56,091 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-09-08 14:56:56,091 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:56:56,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:56:56,092 INFO L85 PathProgramCache]: Analyzing trace with hash 613477689, now seen corresponding path program 1 times [2024-09-08 14:56:56,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:56:56,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672883675] [2024-09-08 14:56:56,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:56:56,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:56:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:56:56,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:56:56,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:56:56,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672883675] [2024-09-08 14:56:56,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672883675] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:56:56,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:56:56,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 14:56:56,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163348534] [2024-09-08 14:56:56,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:56:56,561 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 14:56:56,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:56:56,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 14:56:56,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-09-08 14:56:56,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:56,562 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:56:56,562 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.0) 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) [2024-09-08 14:56:56,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:56,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:56,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:56,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:56,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:56:56,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:56:56,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:56:56,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:57,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:57,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:57,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:57,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:57,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:56:57,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:56:57,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:56:57,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:56:57,054 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-09-08 14:56:57,054 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:56:57,054 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:56:57,055 INFO L85 PathProgramCache]: Analyzing trace with hash -805080781, now seen corresponding path program 1 times [2024-09-08 14:56:57,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:56:57,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737819509] [2024-09-08 14:56:57,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:56:57,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:56:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:56:58,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:56:58,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:56:58,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737819509] [2024-09-08 14:56:58,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737819509] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:56:58,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:56:58,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-09-08 14:56:58,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769538486] [2024-09-08 14:56:58,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:56:58,160 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-09-08 14:56:58,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:56:58,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-09-08 14:56:58,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-09-08 14:56:58,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:58,161 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:56:58,162 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 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) [2024-09-08 14:56:58,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:58,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:58,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:58,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:58,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:56:58,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:56:58,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:56:58,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:56:58,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:58,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:58,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:58,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:56:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:56:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:56:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:56:58,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:56:58,687 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-09-08 14:56:58,688 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:56:58,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:56:58,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1225218458, now seen corresponding path program 1 times [2024-09-08 14:56:58,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:56:58,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516735200] [2024-09-08 14:56:58,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:56:58,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:56:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:56:59,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:56:59,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:56:59,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516735200] [2024-09-08 14:56:59,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516735200] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:56:59,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:56:59,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 14:56:59,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397568417] [2024-09-08 14:56:59,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:56:59,203 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-08 14:56:59,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:56:59,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-08 14:56:59,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-09-08 14:56:59,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:59,204 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:56:59,205 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 8 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) [2024-09-08 14:56:59,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:59,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:59,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:59,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:59,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:56:59,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:56:59,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:56:59,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:56:59,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:56:59,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:56:59,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:59,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:59,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:56:59,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:56:59,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:56:59,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:56:59,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:56:59,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:56:59,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:56:59,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:56:59,904 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-09-08 14:56:59,904 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:56:59,904 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:56:59,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1952239595, now seen corresponding path program 1 times [2024-09-08 14:56:59,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:56:59,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024520391] [2024-09-08 14:56:59,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:56:59,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:56:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:00,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:00,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:00,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024520391] [2024-09-08 14:57:00,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024520391] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:00,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:00,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 14:57:00,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801975610] [2024-09-08 14:57:00,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:00,256 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:57:00,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:00,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:57:00,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:57:00,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:00,257 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:00,258 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:00,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:00,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:00,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:00,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:00,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:00,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:00,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:00,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:00,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:00,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:00,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:00,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:00,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:00,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:00,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:00,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:00,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:00,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:00,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:00,937 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-09-08 14:57:00,937 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:00,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:00,937 INFO L85 PathProgramCache]: Analyzing trace with hash 460924252, now seen corresponding path program 1 times [2024-09-08 14:57:00,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:00,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759636283] [2024-09-08 14:57:00,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:00,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:01,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:01,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:01,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759636283] [2024-09-08 14:57:01,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759636283] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:01,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:01,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 14:57:01,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228996460] [2024-09-08 14:57:01,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:01,381 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:57:01,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:01,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:57:01,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:57:01,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:01,382 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:01,382 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 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) [2024-09-08 14:57:01,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:01,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:01,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:01,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:01,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:01,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:01,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:01,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:01,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:01,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:01,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:01,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:01,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:01,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:01,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:01,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:01,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:01,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:01,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:01,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:01,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:01,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:01,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:01,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:01,900 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-09-08 14:57:01,900 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:01,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:01,901 INFO L85 PathProgramCache]: Analyzing trace with hash 2017548973, now seen corresponding path program 1 times [2024-09-08 14:57:01,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:01,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729150955] [2024-09-08 14:57:01,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:01,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:02,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:02,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:02,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729150955] [2024-09-08 14:57:02,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729150955] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:02,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:02,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 14:57:02,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252332420] [2024-09-08 14:57:02,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:02,700 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-08 14:57:02,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:02,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-08 14:57:02,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-09-08 14:57:02,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:02,702 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:02,702 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 8 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) [2024-09-08 14:57:02,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:02,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:02,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:02,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:02,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:02,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:02,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:02,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:02,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:02,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:02,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:02,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:02,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:03,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:03,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:03,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:03,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:03,363 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-09-08 14:57:03,364 INFO L399 AbstractCegarLoop]: === Iteration 14 === Targeting thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:03,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:03,364 INFO L85 PathProgramCache]: Analyzing trace with hash -743762287, now seen corresponding path program 1 times [2024-09-08 14:57:03,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:03,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116368447] [2024-09-08 14:57:03,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:03,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:04,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:04,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:04,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116368447] [2024-09-08 14:57:04,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116368447] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:04,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:04,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-09-08 14:57:04,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960945428] [2024-09-08 14:57:04,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:04,362 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 14:57:04,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:04,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 14:57:04,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-09-08 14:57:04,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:04,363 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:04,363 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 11 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) [2024-09-08 14:57:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:04,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:04,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:04,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:04,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:04,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:04,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:04,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:04,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:04,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:04,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:04,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:04,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:04,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:04,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:04,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:04,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:04,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:04,974 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-09-08 14:57:04,974 INFO L399 AbstractCegarLoop]: === Iteration 15 === Targeting thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:04,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:04,974 INFO L85 PathProgramCache]: Analyzing trace with hash -2129370999, now seen corresponding path program 2 times [2024-09-08 14:57:04,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:04,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158647458] [2024-09-08 14:57:04,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:04,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:06,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:06,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:06,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158647458] [2024-09-08 14:57:06,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158647458] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:06,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:06,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-09-08 14:57:06,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748288059] [2024-09-08 14:57:06,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:06,105 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-09-08 14:57:06,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:06,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-09-08 14:57:06,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-09-08 14:57:06,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:06,106 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:06,107 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 13 states have internal predecessors, (25), 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) [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:06,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:07,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:07,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:07,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:07,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:07,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:07,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:07,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:07,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:07,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:07,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:07,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:07,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:07,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:07,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:07,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:07,684 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-09-08 14:57:07,684 INFO L399 AbstractCegarLoop]: === Iteration 16 === Targeting thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:07,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:07,684 INFO L85 PathProgramCache]: Analyzing trace with hash -85701169, now seen corresponding path program 2 times [2024-09-08 14:57:07,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:07,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175607253] [2024-09-08 14:57:07,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:07,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:07,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:07,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:07,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175607253] [2024-09-08 14:57:07,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175607253] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:07,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:07,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 14:57:07,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650191674] [2024-09-08 14:57:07,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:07,774 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 14:57:07,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:07,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 14:57:07,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 14:57:07,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:07,778 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:07,779 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2024-09-08 14:57:07,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:07,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:07,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:07,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:07,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:07,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:07,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:07,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:07,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:07,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:07,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:07,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:07,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:07,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:07,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:07,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:07,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:07,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:07,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:07,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:07,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:07,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:07,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:07,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:07,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:07,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:07,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:07,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:07,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:07,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:07,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:07,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:07,974 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-09-08 14:57:07,975 INFO L399 AbstractCegarLoop]: === Iteration 17 === Targeting thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:07,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:07,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1737386859, now seen corresponding path program 2 times [2024-09-08 14:57:07,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:07,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820347768] [2024-09-08 14:57:07,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:07,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:08,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:08,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:08,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820347768] [2024-09-08 14:57:08,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820347768] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:08,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:08,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-09-08 14:57:08,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145681129] [2024-09-08 14:57:08,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:08,997 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 14:57:08,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:08,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 14:57:08,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-09-08 14:57:08,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:08,999 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:08,999 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 11 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) [2024-09-08 14:57:08,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:08,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:08,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:08,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:08,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:08,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:09,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:09,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:09,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:09,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:09,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:09,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:09,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:09,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:09,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:09,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:09,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:09,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:09,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:09,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:09,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:09,587 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-09-08 14:57:09,587 INFO L399 AbstractCegarLoop]: === Iteration 18 === Targeting thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:09,587 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:09,587 INFO L85 PathProgramCache]: Analyzing trace with hash -780139259, now seen corresponding path program 3 times [2024-09-08 14:57:09,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:09,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467183066] [2024-09-08 14:57:09,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:09,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:10,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:10,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:10,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467183066] [2024-09-08 14:57:10,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467183066] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:10,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:10,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-09-08 14:57:10,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423050682] [2024-09-08 14:57:10,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:10,661 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-09-08 14:57:10,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:10,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-09-08 14:57:10,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2024-09-08 14:57:10,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:10,662 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:10,662 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 13 states have internal predecessors, (25), 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) [2024-09-08 14:57:10,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:10,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:10,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:10,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:10,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:10,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:10,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:10,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:10,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:10,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:10,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:10,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:10,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:10,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:10,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:10,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:10,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:10,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:11,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:11,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:11,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:11,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:11,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:11,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:11,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:11,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:11,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:11,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:11,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:11,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:11,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:11,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:11,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:11,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:11,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:11,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-08 14:57:11,356 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-09-08 14:57:11,356 INFO L399 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:11,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:11,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1023248929, now seen corresponding path program 2 times [2024-09-08 14:57:11,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:11,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674042853] [2024-09-08 14:57:11,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:11,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:11,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:11,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:11,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674042853] [2024-09-08 14:57:11,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674042853] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:11,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:11,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 14:57:11,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266522134] [2024-09-08 14:57:11,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:11,646 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 14:57:11,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:11,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 14:57:11,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-09-08 14:57:11,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:11,647 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:11,647 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:11,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:11,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:11,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:11,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:11,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:11,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:11,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:11,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-09-08 14:57:11,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:12,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:12,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:12,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:12,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:12,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:12,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-08 14:57:12,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:12,061 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-09-08 14:57:12,062 INFO L399 AbstractCegarLoop]: === Iteration 20 === Targeting thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:12,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:12,062 INFO L85 PathProgramCache]: Analyzing trace with hash -1786882543, now seen corresponding path program 1 times [2024-09-08 14:57:12,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:12,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547001684] [2024-09-08 14:57:12,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:12,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:12,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:12,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:12,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547001684] [2024-09-08 14:57:12,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547001684] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:12,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:12,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 14:57:12,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376394392] [2024-09-08 14:57:12,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:12,290 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:57:12,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:12,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:57:12,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:57:12,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:12,291 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:12,291 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:12,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:12,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:12,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:12,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:12,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:12,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:12,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:12,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:12,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:12,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:12,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:12,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:12,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:12,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:12,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:12,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:12,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:12,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-09-08 14:57:12,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:12,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:12,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:12,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:12,615 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-09-08 14:57:12,615 INFO L399 AbstractCegarLoop]: === Iteration 21 === Targeting thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:12,615 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:12,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1239412130, now seen corresponding path program 1 times [2024-09-08 14:57:12,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:12,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831068034] [2024-09-08 14:57:12,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:12,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:13,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:13,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:13,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831068034] [2024-09-08 14:57:13,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831068034] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:13,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:13,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 14:57:13,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721571677] [2024-09-08 14:57:13,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:13,112 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 14:57:13,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:13,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 14:57:13,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-09-08 14:57:13,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:13,112 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:13,113 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.0) 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) [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:13,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:13,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:13,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:13,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:13,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:13,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:13,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:13,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:13,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:13,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:13,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:13,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:13,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:13,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:13,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:13,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:13,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:13,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:13,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:13,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:13,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:13,744 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-09-08 14:57:13,744 INFO L399 AbstractCegarLoop]: === Iteration 22 === Targeting thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:13,745 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:13,745 INFO L85 PathProgramCache]: Analyzing trace with hash 640316251, now seen corresponding path program 1 times [2024-09-08 14:57:13,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:13,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034328903] [2024-09-08 14:57:13,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:13,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:13,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:13,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:13,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034328903] [2024-09-08 14:57:13,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034328903] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:13,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:13,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 14:57:13,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479800570] [2024-09-08 14:57:13,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:13,873 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 14:57:13,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:13,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 14:57:13,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 14:57:13,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:13,874 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:13,874 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:13,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:13,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:13,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:13,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:13,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:13,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:13,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:13,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:13,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:13,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:13,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:13,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:13,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:14,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:14,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:14,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,336 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-09-08 14:57:14,337 INFO L399 AbstractCegarLoop]: === Iteration 23 === Targeting thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:14,337 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:14,337 INFO L85 PathProgramCache]: Analyzing trace with hash -1295350053, now seen corresponding path program 1 times [2024-09-08 14:57:14,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:14,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63146710] [2024-09-08 14:57:14,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:14,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:14,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:14,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:14,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63146710] [2024-09-08 14:57:14,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63146710] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:14,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:14,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 14:57:14,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157989399] [2024-09-08 14:57:14,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:14,711 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 14:57:14,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:14,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 14:57:14,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-08 14:57:14,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:14,712 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:14,712 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:14,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:14,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:14,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:14,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:14,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:14,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:14,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:14,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:14,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:14,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:14,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:14,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:14,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:14,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:14,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:14,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:14,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:14,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:14,956 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-09-08 14:57:14,956 INFO L399 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:14,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:14,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1501145149, now seen corresponding path program 1 times [2024-09-08 14:57:14,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:14,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315869704] [2024-09-08 14:57:14,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:14,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:15,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:15,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:15,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315869704] [2024-09-08 14:57:15,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315869704] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:15,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:15,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 14:57:15,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748177744] [2024-09-08 14:57:15,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:15,437 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:57:15,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:15,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:57:15,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:57:15,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:15,438 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:15,438 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 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) [2024-09-08 14:57:15,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:15,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:15,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:15,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:15,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:15,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:15,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:15,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:15,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:15,882 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-09-08 14:57:15,883 INFO L399 AbstractCegarLoop]: === Iteration 25 === Targeting thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:15,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:15,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1867109741, now seen corresponding path program 3 times [2024-09-08 14:57:15,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:15,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825828129] [2024-09-08 14:57:15,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:15,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:16,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:16,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:16,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825828129] [2024-09-08 14:57:16,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825828129] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:16,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:16,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 14:57:16,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308783189] [2024-09-08 14:57:16,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:16,097 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:57:16,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:16,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:57:16,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:57:16,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:16,098 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:16,098 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:16,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:16,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:16,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:16,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:16,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:16,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:16,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:16,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:16,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:16,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:16,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:16,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:16,358 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-09-08 14:57:16,358 INFO L399 AbstractCegarLoop]: === Iteration 26 === Targeting thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:16,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:16,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1513324589, now seen corresponding path program 2 times [2024-09-08 14:57:16,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:16,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968726461] [2024-09-08 14:57:16,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:16,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:17,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:17,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:17,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968726461] [2024-09-08 14:57:17,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968726461] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:17,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:17,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-09-08 14:57:17,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036486263] [2024-09-08 14:57:17,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:17,345 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 14:57:17,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:17,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 14:57:17,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2024-09-08 14:57:17,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:17,346 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:17,346 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.75) internal successors, (21), 11 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) [2024-09-08 14:57:17,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:17,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:17,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:17,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:17,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:17,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:18,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:18,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:18,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:18,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:18,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:18,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:18,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:18,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:18,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:18,369 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-09-08 14:57:18,369 INFO L399 AbstractCegarLoop]: === Iteration 27 === Targeting thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:18,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:18,369 INFO L85 PathProgramCache]: Analyzing trace with hash 568109757, now seen corresponding path program 3 times [2024-09-08 14:57:18,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:18,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308320459] [2024-09-08 14:57:18,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:18,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:19,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:19,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:19,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308320459] [2024-09-08 14:57:19,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308320459] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:19,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:19,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-08 14:57:19,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716022904] [2024-09-08 14:57:19,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:19,236 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-08 14:57:19,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:19,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-08 14:57:19,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-09-08 14:57:19,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:19,237 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:19,237 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 10 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) [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:19,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:19,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:19,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:19,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:19,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:19,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:19,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:19,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:19,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:19,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:19,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:19,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:19,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:19,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:19,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:19,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:19,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:19,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:19,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:19,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:19,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:19,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:19,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:19,976 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-09-08 14:57:19,976 INFO L399 AbstractCegarLoop]: === Iteration 28 === Targeting thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:19,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:19,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1008535585, now seen corresponding path program 1 times [2024-09-08 14:57:19,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:19,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498835587] [2024-09-08 14:57:19,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:19,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:20,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:20,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:20,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498835587] [2024-09-08 14:57:20,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498835587] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:20,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:20,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-08 14:57:20,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903020047] [2024-09-08 14:57:20,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:20,835 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-08 14:57:20,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:20,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-08 14:57:20,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-09-08 14:57:20,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:20,835 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:20,836 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 10 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) [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:20,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:20,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:21,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:21,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:21,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:21,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:21,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:21,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:21,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:21,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:21,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:21,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:21,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:21,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:21,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:21,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:21,752 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-09-08 14:57:21,752 INFO L399 AbstractCegarLoop]: === Iteration 29 === Targeting thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:21,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:21,752 INFO L85 PathProgramCache]: Analyzing trace with hash -25218577, now seen corresponding path program 1 times [2024-09-08 14:57:21,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:21,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601057899] [2024-09-08 14:57:21,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:21,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:22,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:22,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:22,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601057899] [2024-09-08 14:57:22,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601057899] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:22,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:22,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 14:57:22,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963253110] [2024-09-08 14:57:22,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:22,321 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 14:57:22,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:22,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 14:57:22,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-09-08 14:57:22,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:22,322 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:22,322 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) 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) [2024-09-08 14:57:22,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:22,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:22,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:22,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:22,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:22,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:22,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:22,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:22,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:22,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:22,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:22,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:22,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:22,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:22,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:22,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:22,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:22,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:22,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:22,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:22,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:22,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:22,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:22,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:22,938 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-09-08 14:57:22,938 INFO L399 AbstractCegarLoop]: === Iteration 30 === Targeting thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:22,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:22,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1523939511, now seen corresponding path program 1 times [2024-09-08 14:57:22,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:22,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696005387] [2024-09-08 14:57:22,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:22,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:23,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:23,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:23,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696005387] [2024-09-08 14:57:23,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696005387] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:23,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:23,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 14:57:23,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69164041] [2024-09-08 14:57:23,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:23,458 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 14:57:23,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:23,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 14:57:23,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-09-08 14:57:23,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:23,459 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:23,459 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 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) [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:23,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:23,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:23,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:23,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:23,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:23,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:23,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:23,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:23,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:23,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:23,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:23,746 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 9 remaining) [2024-09-08 14:57:23,747 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 9 remaining) [2024-09-08 14:57:23,747 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 9 remaining) [2024-09-08 14:57:23,747 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 9 remaining) [2024-09-08 14:57:23,747 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 9 remaining) [2024-09-08 14:57:23,747 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 9 remaining) [2024-09-08 14:57:23,747 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 9 remaining) [2024-09-08 14:57:23,747 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 9 remaining) [2024-09-08 14:57:23,748 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 9 remaining) [2024-09-08 14:57:23,748 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-09-08 14:57:23,753 INFO L408 BasicCegarLoop]: Path program histogram: [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-08 14:57:23,755 INFO L312 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/3) [2024-09-08 14:57:23,757 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 14:57:23,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 14:57:23,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 14:57:23,759 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) [2024-09-08 14:57:23,760 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 [2024-09-08 14:57:23,763 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 14:57:23,764 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork1 ======== [2024-09-08 14:57:23,764 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;@1b4fbe61, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 14:57:23,764 INFO L337 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2024-09-08 14:57:23,837 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:23,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:23,837 INFO L85 PathProgramCache]: Analyzing trace with hash 14769979, now seen corresponding path program 1 times [2024-09-08 14:57:23,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:23,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458946827] [2024-09-08 14:57:23,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:23,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:23,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:23,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:23,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458946827] [2024-09-08 14:57:23,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458946827] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:23,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:23,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-08 14:57:23,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50619108] [2024-09-08 14:57:23,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:23,947 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 14:57:23,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:23,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 14:57:23,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 14:57:23,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:23,948 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:23,948 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) [2024-09-08 14:57:23,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:24,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:24,019 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-09-08 14:57:24,019 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:24,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:24,019 INFO L85 PathProgramCache]: Analyzing trace with hash 457869845, now seen corresponding path program 1 times [2024-09-08 14:57:24,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:24,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124178606] [2024-09-08 14:57:24,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:24,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:24,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:24,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:24,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124178606] [2024-09-08 14:57:24,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124178606] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:24,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:24,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-08 14:57:24,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048949540] [2024-09-08 14:57:24,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:24,143 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 14:57:24,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:24,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 14:57:24,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 14:57:24,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:24,143 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:24,143 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2024-09-08 14:57:24,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:24,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:24,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:24,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:24,196 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-09-08 14:57:24,196 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:24,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:24,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1309063805, now seen corresponding path program 1 times [2024-09-08 14:57:24,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:24,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985227574] [2024-09-08 14:57:24,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:24,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:24,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:24,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:24,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985227574] [2024-09-08 14:57:24,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985227574] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:24,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:24,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 14:57:24,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645637069] [2024-09-08 14:57:24,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:24,398 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 14:57:24,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:24,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 14:57:24,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-09-08 14:57:24,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:24,398 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:24,398 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2024-09-08 14:57:24,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:24,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:24,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:24,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:24,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:24,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:24,500 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-09-08 14:57:24,500 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:24,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:24,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1926272791, now seen corresponding path program 1 times [2024-09-08 14:57:24,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:24,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146272341] [2024-09-08 14:57:24,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:24,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:24,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:24,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:24,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146272341] [2024-09-08 14:57:24,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146272341] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:24,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:24,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 14:57:24,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637736511] [2024-09-08 14:57:24,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:24,931 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 14:57:24,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:24,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 14:57:24,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-08 14:57:24,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:24,932 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:24,932 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) [2024-09-08 14:57:24,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:24,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:24,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:24,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:25,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:25,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:25,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:25,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:25,131 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-09-08 14:57:25,132 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:25,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:25,132 INFO L85 PathProgramCache]: Analyzing trace with hash -589493989, now seen corresponding path program 1 times [2024-09-08 14:57:25,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:25,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637205320] [2024-09-08 14:57:25,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:25,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:25,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:25,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:25,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637205320] [2024-09-08 14:57:25,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637205320] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:25,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:25,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 14:57:25,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186432968] [2024-09-08 14:57:25,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:25,577 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-08 14:57:25,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:25,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-08 14:57:25,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-09-08 14:57:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:25,578 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:25,578 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 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) [2024-09-08 14:57:25,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:25,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:25,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:25,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:25,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:25,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:25,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:25,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:25,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:25,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:25,730 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-09-08 14:57:25,730 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:25,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:25,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1094443965, now seen corresponding path program 1 times [2024-09-08 14:57:25,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:25,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755599119] [2024-09-08 14:57:25,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:25,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:26,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:26,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:26,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755599119] [2024-09-08 14:57:26,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755599119] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:26,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:26,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 14:57:26,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461931100] [2024-09-08 14:57:26,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:26,443 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 14:57:26,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:26,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 14:57:26,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-09-08 14:57:26,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:26,444 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:26,444 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 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) [2024-09-08 14:57:26,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:26,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:26,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:26,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:26,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:26,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:27,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:27,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:27,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:27,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:27,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:27,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:27,242 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-09-08 14:57:27,242 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:27,242 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:27,243 INFO L85 PathProgramCache]: Analyzing trace with hash 906855838, now seen corresponding path program 1 times [2024-09-08 14:57:27,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:27,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475784680] [2024-09-08 14:57:27,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:27,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:27,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:27,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:27,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475784680] [2024-09-08 14:57:27,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475784680] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:27,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:27,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 14:57:27,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584198277] [2024-09-08 14:57:27,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:27,421 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:57:27,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:27,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:57:27,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:57:27,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:27,422 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:27,423 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 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) [2024-09-08 14:57:27,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:27,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:27,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:27,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:27,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:27,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:27,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:27,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:27,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:27,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:27,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:27,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:27,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:27,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:27,654 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-09-08 14:57:27,654 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:27,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:27,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1688339466, now seen corresponding path program 1 times [2024-09-08 14:57:27,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:27,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992838880] [2024-09-08 14:57:27,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:27,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:28,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:28,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:28,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992838880] [2024-09-08 14:57:28,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992838880] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:28,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:28,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 14:57:28,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84269751] [2024-09-08 14:57:28,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:28,128 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-08 14:57:28,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:28,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-08 14:57:28,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-09-08 14:57:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:28,129 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:28,129 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 8 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) [2024-09-08 14:57:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:28,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:28,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:28,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:28,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:28,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:28,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:28,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:28,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:28,397 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-09-08 14:57:28,397 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:28,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:28,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1003734840, now seen corresponding path program 1 times [2024-09-08 14:57:28,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:28,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950373744] [2024-09-08 14:57:28,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:28,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:29,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:29,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:29,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950373744] [2024-09-08 14:57:29,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950373744] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:29,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:29,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-08 14:57:29,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164282024] [2024-09-08 14:57:29,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:29,004 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-08 14:57:29,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:29,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-08 14:57:29,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-09-08 14:57:29,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:29,005 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:29,005 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.9) internal successors, (19), 10 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) [2024-09-08 14:57:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:29,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:29,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:29,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:29,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:29,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:29,490 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-09-08 14:57:29,490 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:29,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:29,491 INFO L85 PathProgramCache]: Analyzing trace with hash -356608776, now seen corresponding path program 1 times [2024-09-08 14:57:29,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:29,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190286367] [2024-09-08 14:57:29,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:29,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:29,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:29,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:29,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190286367] [2024-09-08 14:57:29,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190286367] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:29,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:29,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 14:57:29,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282253971] [2024-09-08 14:57:29,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:29,811 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 14:57:29,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:29,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 14:57:29,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-09-08 14:57:29,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:29,812 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:29,812 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) [2024-09-08 14:57:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:29,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:29,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:29,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:29,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:29,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:29,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:29,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:29,956 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-09-08 14:57:29,956 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:29,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:29,956 INFO L85 PathProgramCache]: Analyzing trace with hash 896366202, now seen corresponding path program 2 times [2024-09-08 14:57:29,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:29,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293602534] [2024-09-08 14:57:29,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:29,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:30,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:30,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:30,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293602534] [2024-09-08 14:57:30,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293602534] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:30,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:30,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 14:57:30,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346992971] [2024-09-08 14:57:30,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:30,528 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-08 14:57:30,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:30,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-08 14:57:30,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-09-08 14:57:30,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:30,529 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:30,529 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 8 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) [2024-09-08 14:57:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:30,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:30,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:30,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:30,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:30,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:30,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:30,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:30,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:30,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:30,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:30,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:30,851 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-09-08 14:57:30,851 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:30,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:30,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1880182596, now seen corresponding path program 2 times [2024-09-08 14:57:30,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:30,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999122076] [2024-09-08 14:57:30,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:30,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:31,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:31,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:31,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999122076] [2024-09-08 14:57:31,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999122076] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:31,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:31,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-08 14:57:31,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201573413] [2024-09-08 14:57:31,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:31,452 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-08 14:57:31,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:31,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-08 14:57:31,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-09-08 14:57:31,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:31,453 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:31,453 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.9) internal successors, (19), 10 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) [2024-09-08 14:57:31,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:31,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:31,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:31,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:31,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:31,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:31,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:31,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:31,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:31,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:31,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:31,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:31,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:31,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:31,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:31,982 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-09-08 14:57:31,982 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:31,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:31,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1777122970, now seen corresponding path program 3 times [2024-09-08 14:57:31,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:31,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134858930] [2024-09-08 14:57:31,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:31,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:32,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:32,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:32,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134858930] [2024-09-08 14:57:32,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134858930] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:32,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:32,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-08 14:57:32,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700578239] [2024-09-08 14:57:32,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:32,720 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 14:57:32,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:32,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 14:57:32,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-09-08 14:57:32,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:32,721 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:32,721 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 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) [2024-09-08 14:57:32,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:32,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:32,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:32,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:32,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 14:57:32,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:32,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:32,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:32,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:32,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:32,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:32,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:32,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:33,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:33,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:33,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:33,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:33,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:33,795 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-09-08 14:57:33,795 INFO L399 AbstractCegarLoop]: === Iteration 14 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:33,796 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:33,796 INFO L85 PathProgramCache]: Analyzing trace with hash 1659803416, now seen corresponding path program 3 times [2024-09-08 14:57:33,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:33,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821735697] [2024-09-08 14:57:33,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:33,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:33,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:33,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:33,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821735697] [2024-09-08 14:57:33,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821735697] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:33,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:33,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 14:57:33,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773384925] [2024-09-08 14:57:33,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:33,873 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 14:57:33,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:33,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 14:57:33,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 14:57:33,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:33,873 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:33,874 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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) [2024-09-08 14:57:33,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:33,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:33,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:33,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:33,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:33,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:33,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:33,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:33,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:33,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:33,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:33,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:33,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:33,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:34,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:34,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:34,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:34,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:34,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:34,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:34,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:34,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:34,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:34,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:34,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:34,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:34,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:34,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:34,027 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-09-08 14:57:34,027 INFO L399 AbstractCegarLoop]: === Iteration 15 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:34,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:34,027 INFO L85 PathProgramCache]: Analyzing trace with hash -887328746, now seen corresponding path program 4 times [2024-09-08 14:57:34,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:34,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962799386] [2024-09-08 14:57:34,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:34,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:34,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:34,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:34,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962799386] [2024-09-08 14:57:34,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962799386] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:34,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:34,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-08 14:57:34,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660490924] [2024-09-08 14:57:34,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:34,746 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 14:57:34,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:34,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 14:57:34,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-09-08 14:57:34,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:34,747 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:34,747 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 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) [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:34,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:35,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:35,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:35,359 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-09-08 14:57:35,359 INFO L399 AbstractCegarLoop]: === Iteration 16 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:35,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:35,360 INFO L85 PathProgramCache]: Analyzing trace with hash 171555346, now seen corresponding path program 2 times [2024-09-08 14:57:35,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:35,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734119341] [2024-09-08 14:57:35,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:35,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:35,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:35,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:35,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734119341] [2024-09-08 14:57:35,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734119341] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:35,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:35,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 14:57:35,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364895111] [2024-09-08 14:57:35,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:35,573 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 14:57:35,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:35,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 14:57:35,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-09-08 14:57:35,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:35,574 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:35,574 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 6 states have internal predecessors, (23), 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) [2024-09-08 14:57:35,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:35,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:35,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:35,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:35,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:35,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:35,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:35,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:35,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:35,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:35,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:35,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:35,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:35,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:35,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:35,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:35,886 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-09-08 14:57:35,886 INFO L399 AbstractCegarLoop]: === Iteration 17 === Targeting thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:35,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:35,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1720209374, now seen corresponding path program 1 times [2024-09-08 14:57:35,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:35,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412201453] [2024-09-08 14:57:35,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:35,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:36,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:36,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:36,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412201453] [2024-09-08 14:57:36,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412201453] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:36,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:36,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 14:57:36,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761188024] [2024-09-08 14:57:36,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:36,068 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:57:36,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:36,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:57:36,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:57:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:36,068 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:36,069 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:36,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:36,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:36,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:36,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,480 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-09-08 14:57:36,480 INFO L399 AbstractCegarLoop]: === Iteration 18 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:36,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:36,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1129034004, now seen corresponding path program 1 times [2024-09-08 14:57:36,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:36,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967282306] [2024-09-08 14:57:36,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:36,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:36,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:36,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:36,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967282306] [2024-09-08 14:57:36,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967282306] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:36,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:36,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 14:57:36,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393238073] [2024-09-08 14:57:36,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:36,539 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 14:57:36,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:36,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 14:57:36,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 14:57:36,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:36,539 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:36,539 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 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) [2024-09-08 14:57:36,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:36,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:36,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:36,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:36,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:36,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:36,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:36,869 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-09-08 14:57:36,870 INFO L399 AbstractCegarLoop]: === Iteration 19 === Targeting thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:36,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:36,870 INFO L85 PathProgramCache]: Analyzing trace with hash -891327386, now seen corresponding path program 1 times [2024-09-08 14:57:36,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:36,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120057530] [2024-09-08 14:57:36,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:36,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:37,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:37,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:37,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120057530] [2024-09-08 14:57:37,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120057530] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:37,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:37,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 14:57:37,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291261553] [2024-09-08 14:57:37,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:37,001 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:57:37,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:37,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:57:37,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:57:37,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:37,001 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:37,001 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) [2024-09-08 14:57:37,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:37,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:37,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:37,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:37,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:37,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,207 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-09-08 14:57:37,207 INFO L399 AbstractCegarLoop]: === Iteration 20 === Targeting thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:37,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:37,208 INFO L85 PathProgramCache]: Analyzing trace with hash -1849932256, now seen corresponding path program 2 times [2024-09-08 14:57:37,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:37,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838968919] [2024-09-08 14:57:37,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:37,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:37,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:37,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:37,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838968919] [2024-09-08 14:57:37,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838968919] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:37,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:37,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-08 14:57:37,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345893634] [2024-09-08 14:57:37,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:37,969 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 14:57:37,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:37,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 14:57:37,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2024-09-08 14:57:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:37,970 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:37,970 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 11 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) [2024-09-08 14:57:37,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:37,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:38,448 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-09-08 14:57:38,448 INFO L399 AbstractCegarLoop]: === Iteration 21 === Targeting thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:38,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:38,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1513323778, now seen corresponding path program 1 times [2024-09-08 14:57:38,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:38,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440724111] [2024-09-08 14:57:38,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:38,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:38,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:38,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:38,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440724111] [2024-09-08 14:57:38,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440724111] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:38,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:38,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 14:57:38,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269615966] [2024-09-08 14:57:38,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:38,869 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 14:57:38,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:38,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 14:57:38,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=50, Unknown=0, NotChecked=0, Total=90 [2024-09-08 14:57:38,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:38,869 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:38,870 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 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) [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:38,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:38,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:38,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:38,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:38,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:38,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:39,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:39,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:39,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:39,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:39,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:39,170 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-09-08 14:57:39,170 INFO L399 AbstractCegarLoop]: === Iteration 22 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:39,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:39,170 INFO L85 PathProgramCache]: Analyzing trace with hash 843538238, now seen corresponding path program 1 times [2024-09-08 14:57:39,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:39,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744028318] [2024-09-08 14:57:39,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:39,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:40,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:40,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:40,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744028318] [2024-09-08 14:57:40,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744028318] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:40,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:40,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-09-08 14:57:40,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462055815] [2024-09-08 14:57:40,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:40,010 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-09-08 14:57:40,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:40,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-09-08 14:57:40,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2024-09-08 14:57:40,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:40,011 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:40,011 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:40,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:40,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:40,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:40,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:40,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:40,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:40,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:40,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:40,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:40,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:40,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:40,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:40,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:40,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:40,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:40,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:40,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:40,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:40,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:40,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:41,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:41,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:41,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:41,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-08 14:57:41,067 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-09-08 14:57:41,067 INFO L399 AbstractCegarLoop]: === Iteration 23 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:41,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:41,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1883679724, now seen corresponding path program 2 times [2024-09-08 14:57:41,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:41,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745096005] [2024-09-08 14:57:41,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:41,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:41,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:41,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745096005] [2024-09-08 14:57:41,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745096005] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:41,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:41,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-09-08 14:57:41,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933838293] [2024-09-08 14:57:41,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:41,945 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-09-08 14:57:41,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:41,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-09-08 14:57:41,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2024-09-08 14:57:41,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:41,946 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:41,946 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:41,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:41,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:41,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:41,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:41,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:41,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:41,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:41,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:41,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:41,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:41,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:41,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:41,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:41,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:41,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:41,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-08 14:57:41,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-08 14:57:42,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:42,697 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-09-08 14:57:42,697 INFO L399 AbstractCegarLoop]: === Iteration 24 === Targeting thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:42,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:42,697 INFO L85 PathProgramCache]: Analyzing trace with hash -825048336, now seen corresponding path program 1 times [2024-09-08 14:57:42,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:42,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130557096] [2024-09-08 14:57:42,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:42,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:43,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:43,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:43,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130557096] [2024-09-08 14:57:43,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130557096] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:43,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:43,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-08 14:57:43,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897052141] [2024-09-08 14:57:43,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:43,323 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 14:57:43,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:43,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 14:57:43,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2024-09-08 14:57:43,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:43,323 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:43,323 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 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) [2024-09-08 14:57:43,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:43,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:43,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:43,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:43,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:43,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:43,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-08 14:57:43,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:43,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:43,940 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-09-08 14:57:43,940 INFO L399 AbstractCegarLoop]: === Iteration 25 === Targeting thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:43,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:43,940 INFO L85 PathProgramCache]: Analyzing trace with hash 193306790, now seen corresponding path program 1 times [2024-09-08 14:57:43,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:43,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573437227] [2024-09-08 14:57:43,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:43,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:44,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:44,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:44,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573437227] [2024-09-08 14:57:44,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573437227] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:44,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:44,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 14:57:44,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769814647] [2024-09-08 14:57:44,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:44,356 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 14:57:44,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:44,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 14:57:44,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2024-09-08 14:57:44,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:44,357 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:44,357 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) [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:44,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-08 14:57:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:45,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:45,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:45,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:45,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:45,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:45,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-08 14:57:45,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:45,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:45,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:45,192 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-09-08 14:57:45,192 INFO L399 AbstractCegarLoop]: === Iteration 26 === Targeting thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 6 more)] === [2024-09-08 14:57:45,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:45,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1217254420, now seen corresponding path program 3 times [2024-09-08 14:57:45,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:45,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385928603] [2024-09-08 14:57:45,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:45,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:45,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:45,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:45,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385928603] [2024-09-08 14:57:45,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385928603] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:45,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:45,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-08 14:57:45,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037254159] [2024-09-08 14:57:45,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:45,873 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 14:57:45,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:45,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 14:57:45,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2024-09-08 14:57:45,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:45,874 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:45,874 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 11 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-08 14:57:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:45,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:45,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 14:57:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-08 14:57:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 14:57:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 14:57:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:46,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 14:57:46,369 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 9 remaining) [2024-09-08 14:57:46,369 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 9 remaining) [2024-09-08 14:57:46,369 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 9 remaining) [2024-09-08 14:57:46,369 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 9 remaining) [2024-09-08 14:57:46,370 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 9 remaining) [2024-09-08 14:57:46,370 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 9 remaining) [2024-09-08 14:57:46,370 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 9 remaining) [2024-09-08 14:57:46,370 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 9 remaining) [2024-09-08 14:57:46,370 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 9 remaining) [2024-09-08 14:57:46,370 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-09-08 14:57:46,371 INFO L408 BasicCegarLoop]: Path program histogram: [4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-08 14:57:46,372 INFO L312 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/3) [2024-09-08 14:57:46,374 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 14:57:46,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 14:57:46,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 14:57:46,376 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) [2024-09-08 14:57:46,378 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 [2024-09-08 14:57:46,381 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 14:57:46,382 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-08 14:57:46,382 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;@1b4fbe61, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 14:57:46,382 INFO L337 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-09-08 14:57:46,770 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:57:46,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:46,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1364966758, now seen corresponding path program 1 times [2024-09-08 14:57:46,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:46,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004227606] [2024-09-08 14:57:46,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:46,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:47,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:47,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:47,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004227606] [2024-09-08 14:57:47,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004227606] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:47,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:47,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 14:57:47,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139831430] [2024-09-08 14:57:47,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:47,102 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 14:57:47,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:47,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 14:57:47,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-09-08 14:57:47,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:47,103 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:47,103 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:47,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:47,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:47,926 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-09-08 14:57:47,926 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:57:47,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:47,927 INFO L85 PathProgramCache]: Analyzing trace with hash -776340772, now seen corresponding path program 2 times [2024-09-08 14:57:47,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:47,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009464015] [2024-09-08 14:57:47,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:47,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:48,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:48,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:48,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009464015] [2024-09-08 14:57:48,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009464015] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:48,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:48,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 14:57:48,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107733340] [2024-09-08 14:57:48,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:48,191 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:57:48,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:48,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:57:48,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:57:48,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:48,191 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:48,192 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:48,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:48,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:48,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:48,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:48,878 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-09-08 14:57:48,879 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:57:48,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:48,879 INFO L85 PathProgramCache]: Analyzing trace with hash -440176002, now seen corresponding path program 3 times [2024-09-08 14:57:48,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:48,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109384889] [2024-09-08 14:57:48,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:48,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:48,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:48,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:48,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109384889] [2024-09-08 14:57:48,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109384889] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:48,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:48,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 14:57:48,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108489246] [2024-09-08 14:57:48,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:48,971 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 14:57:48,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:48,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 14:57:48,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 14:57:48,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:48,972 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:48,972 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:49,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:49,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:49,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:49,130 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-09-08 14:57:49,130 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:57:49,131 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:49,131 INFO L85 PathProgramCache]: Analyzing trace with hash -2031728966, now seen corresponding path program 4 times [2024-09-08 14:57:49,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:49,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533585328] [2024-09-08 14:57:49,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:49,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:49,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:49,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:49,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533585328] [2024-09-08 14:57:49,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533585328] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:49,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:49,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 14:57:49,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321212801] [2024-09-08 14:57:49,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:49,414 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 14:57:49,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:49,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 14:57:49,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-09-08 14:57:49,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:49,415 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:49,415 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:49,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:49,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:49,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:49,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:49,825 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-09-08 14:57:49,825 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:57:49,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:49,825 INFO L85 PathProgramCache]: Analyzing trace with hash -127023886, now seen corresponding path program 5 times [2024-09-08 14:57:49,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:49,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606049516] [2024-09-08 14:57:49,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:49,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:50,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:50,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:50,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606049516] [2024-09-08 14:57:50,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606049516] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:50,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:50,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 14:57:50,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52333716] [2024-09-08 14:57:50,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:50,006 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 14:57:50,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:50,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 14:57:50,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-09-08 14:57:50,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:50,006 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:50,006 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:50,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:50,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:50,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:50,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:50,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:50,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:50,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:50,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:50,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:50,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:50,524 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-09-08 14:57:50,525 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:57:50,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:50,525 INFO L85 PathProgramCache]: Analyzing trace with hash 222562550, now seen corresponding path program 6 times [2024-09-08 14:57:50,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:50,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706591389] [2024-09-08 14:57:50,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:50,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:50,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:50,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:50,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706591389] [2024-09-08 14:57:50,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706591389] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:50,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:50,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 14:57:50,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999915209] [2024-09-08 14:57:50,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:50,602 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 14:57:50,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:50,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 14:57:50,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 14:57:50,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:50,603 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:50,603 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:50,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:50,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:50,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:50,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:50,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:50,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:50,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:50,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:50,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:50,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:50,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:50,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:50,867 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-09-08 14:57:50,868 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 14:57:50,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 14:57:50,868 INFO L85 PathProgramCache]: Analyzing trace with hash -2086361604, now seen corresponding path program 7 times [2024-09-08 14:57:50,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 14:57:50,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844930875] [2024-09-08 14:57:50,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 14:57:50,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 14:57:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 14:57:51,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 14:57:51,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 14:57:51,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844930875] [2024-09-08 14:57:51,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844930875] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 14:57:51,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 14:57:51,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 14:57:51,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673707170] [2024-09-08 14:57:51,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 14:57:51,072 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 14:57:51,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 14:57:51,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 14:57:51,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-09-08 14:57:51,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:51,073 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 14:57:51,073 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 14:57:51,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:51,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:51,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:51,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:51,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:51,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:51,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 14:57:51,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:51,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:51,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:51,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 14:57:51,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 14:57:51,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 14:57:51,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 14:57:51,767 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-09-08 14:57:51,767 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-09-08 14:57:51,767 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-09-08 14:57:51,767 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-09-08 14:57:51,768 INFO L408 BasicCegarLoop]: Path program histogram: [7] [2024-09-08 14:57:51,768 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (3/3) [2024-09-08 14:57:51,769 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-08 14:57:51,769 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-08 14:57:51,771 INFO L469 ceAbstractionStarter]: Automizer considered 18 witness invariants [2024-09-08 14:57:51,771 INFO L470 ceAbstractionStarter]: WitnessConsidered=18 [2024-09-08 14:57:51,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 02:57:51 BasicIcfg [2024-09-08 14:57:51,772 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-08 14:57:51,773 INFO L158 Benchmark]: Toolchain (without parser) took 64497.73ms. Allocated memory was 165.7MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 80.9MB in the beginning and 749.2MB in the end (delta: -668.3MB). Peak memory consumption was 972.4MB. Max. memory is 16.1GB. [2024-09-08 14:57:51,773 INFO L158 Benchmark]: Witness Parser took 0.69ms. Allocated memory is still 115.3MB. Free memory was 76.7MB in the beginning and 76.6MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 14:57:51,773 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 165.7MB. Free memory is still 126.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 14:57:51,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 512.66ms. Allocated memory is still 165.7MB. Free memory was 80.8MB in the beginning and 112.1MB in the end (delta: -31.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-09-08 14:57:51,774 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.26ms. Allocated memory is still 165.7MB. Free memory was 112.1MB in the beginning and 105.7MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-09-08 14:57:51,774 INFO L158 Benchmark]: Boogie Preprocessor took 63.85ms. Allocated memory is still 165.7MB. Free memory was 105.7MB in the beginning and 103.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-08 14:57:51,774 INFO L158 Benchmark]: RCFGBuilder took 1161.55ms. Allocated memory is still 165.7MB. Free memory was 103.0MB in the beginning and 116.3MB in the end (delta: -13.4MB). Peak memory consumption was 75.0MB. Max. memory is 16.1GB. [2024-09-08 14:57:51,774 INFO L158 Benchmark]: TraceAbstraction took 62660.95ms. Allocated memory was 165.7MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 115.3MB in the beginning and 749.2MB in the end (delta: -633.9MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-09-08 14:57:51,776 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 0.69ms. Allocated memory is still 115.3MB. Free memory was 76.7MB in the beginning and 76.6MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 165.7MB. Free memory is still 126.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 512.66ms. Allocated memory is still 165.7MB. Free memory was 80.8MB in the beginning and 112.1MB in the end (delta: -31.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.26ms. Allocated memory is still 165.7MB. Free memory was 112.1MB in the beginning and 105.7MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.85ms. Allocated memory is still 165.7MB. Free memory was 105.7MB in the beginning and 103.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1161.55ms. Allocated memory is still 165.7MB. Free memory was 103.0MB in the beginning and 116.3MB in the end (delta: -13.4MB). Peak memory consumption was 75.0MB. Max. memory is 16.1GB. * TraceAbstraction took 62660.95ms. Allocated memory was 165.7MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 115.3MB in the beginning and 749.2MB in the end (delta: -633.9MB). Peak memory consumption was 1.0GB. 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: 17206, independent: 14125, independent conditional: 13121, independent unconditional: 1004, dependent: 3081, dependent conditional: 3007, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14326, independent: 14125, independent conditional: 13121, independent unconditional: 1004, dependent: 201, dependent conditional: 127, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14326, independent: 14125, independent conditional: 13121, independent unconditional: 1004, dependent: 201, dependent conditional: 127, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18255, independent: 14125, independent conditional: 13121, independent unconditional: 1004, dependent: 4130, dependent conditional: 4056, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18255, independent: 14125, independent conditional: 379, independent unconditional: 13746, dependent: 4130, dependent conditional: 3550, dependent unconditional: 580, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18255, independent: 14125, independent conditional: 379, independent unconditional: 13746, dependent: 4130, dependent conditional: 3550, dependent unconditional: 580, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1433, independent: 1042, independent conditional: 32, independent unconditional: 1010, dependent: 391, dependent conditional: 316, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1433, independent: 721, independent conditional: 0, independent unconditional: 721, dependent: 712, dependent conditional: 0, dependent unconditional: 712, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 712, independent: 321, independent conditional: 32, independent unconditional: 289, dependent: 391, dependent conditional: 316, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 712, independent: 321, independent conditional: 32, independent unconditional: 289, dependent: 391, dependent conditional: 316, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3913, independent: 1770, independent conditional: 171, independent unconditional: 1599, dependent: 2143, dependent conditional: 1777, dependent unconditional: 366, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18255, independent: 13083, independent conditional: 347, independent unconditional: 12736, dependent: 3739, dependent conditional: 3234, dependent unconditional: 505, unknown: 1433, unknown conditional: 348, unknown unconditional: 1085] , Statistics on independence cache: Total cache size (in pairs): 1433, Positive cache size: 1042, Positive conditional cache size: 32, Positive unconditional cache size: 1010, Negative cache size: 391, Negative conditional cache size: 316, Negative unconditional cache size: 75, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 13248, Maximal queried relation: 25, Independence queries for same thread: 2880, Persistent sets #1 benchmarks: Persistent set computation time: 2.0s, Number of persistent set computation: 176, Number of trivial persistent sets: 38, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1078, independent: 1004, independent conditional: 0, independent unconditional: 1004, dependent: 74, dependent conditional: 0, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17206, independent: 14125, independent conditional: 13121, independent unconditional: 1004, dependent: 3081, dependent conditional: 3007, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14326, independent: 14125, independent conditional: 13121, independent unconditional: 1004, dependent: 201, dependent conditional: 127, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14326, independent: 14125, independent conditional: 13121, independent unconditional: 1004, dependent: 201, dependent conditional: 127, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18255, independent: 14125, independent conditional: 13121, independent unconditional: 1004, dependent: 4130, dependent conditional: 4056, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18255, independent: 14125, independent conditional: 379, independent unconditional: 13746, dependent: 4130, dependent conditional: 3550, dependent unconditional: 580, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18255, independent: 14125, independent conditional: 379, independent unconditional: 13746, dependent: 4130, dependent conditional: 3550, dependent unconditional: 580, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1433, independent: 1042, independent conditional: 32, independent unconditional: 1010, dependent: 391, dependent conditional: 316, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1433, independent: 721, independent conditional: 0, independent unconditional: 721, dependent: 712, dependent conditional: 0, dependent unconditional: 712, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 712, independent: 321, independent conditional: 32, independent unconditional: 289, dependent: 391, dependent conditional: 316, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 712, independent: 321, independent conditional: 32, independent unconditional: 289, dependent: 391, dependent conditional: 316, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3913, independent: 1770, independent conditional: 171, independent unconditional: 1599, dependent: 2143, dependent conditional: 1777, dependent unconditional: 366, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18255, independent: 13083, independent conditional: 347, independent unconditional: 12736, dependent: 3739, dependent conditional: 3234, dependent unconditional: 505, unknown: 1433, unknown conditional: 348, unknown unconditional: 1085] , Statistics on independence cache: Total cache size (in pairs): 1433, Positive cache size: 1042, Positive conditional cache size: 32, Positive unconditional cache size: 1010, Negative cache size: 391, Negative conditional cache size: 316, Negative unconditional cache size: 75, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 13248, Maximal queried relation: 25, Independence queries for same thread: 2880 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12657, independent: 10706, independent conditional: 9751, independent unconditional: 955, dependent: 1951, dependent conditional: 1877, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11001, independent: 10706, independent conditional: 9751, independent unconditional: 955, dependent: 295, dependent conditional: 221, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11001, independent: 10706, independent conditional: 9751, independent unconditional: 955, dependent: 295, dependent conditional: 221, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13395, independent: 10706, independent conditional: 9751, independent unconditional: 955, dependent: 2689, dependent conditional: 2615, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13395, independent: 10706, independent conditional: 242, independent unconditional: 10464, dependent: 2689, dependent conditional: 2150, dependent unconditional: 539, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13395, independent: 10706, independent conditional: 242, independent unconditional: 10464, dependent: 2689, dependent conditional: 2150, dependent unconditional: 539, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1343, independent: 1011, independent conditional: 45, independent unconditional: 966, dependent: 332, dependent conditional: 255, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1343, independent: 672, independent conditional: 0, independent unconditional: 672, dependent: 671, dependent conditional: 0, dependent unconditional: 671, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 671, independent: 339, independent conditional: 45, independent unconditional: 294, dependent: 332, dependent conditional: 255, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 671, independent: 339, independent conditional: 45, independent unconditional: 294, dependent: 332, dependent conditional: 255, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2961, independent: 1354, independent conditional: 227, independent unconditional: 1127, dependent: 1607, dependent conditional: 1297, dependent unconditional: 310, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 13395, independent: 9695, independent conditional: 197, independent unconditional: 9498, dependent: 2357, dependent conditional: 1895, dependent unconditional: 462, unknown: 1343, unknown conditional: 300, unknown unconditional: 1043] , Statistics on independence cache: Total cache size (in pairs): 1343, Positive cache size: 1011, Positive conditional cache size: 45, Positive unconditional cache size: 966, Negative cache size: 332, Negative conditional cache size: 255, Negative unconditional cache size: 77, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9974, Maximal queried relation: 22, Independence queries for same thread: 1656, Persistent sets #1 benchmarks: Persistent set computation time: 1.4s, Number of persistent set computation: 134, Number of trivial persistent sets: 20, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1029, independent: 955, independent conditional: 0, independent unconditional: 955, dependent: 74, dependent conditional: 0, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12657, independent: 10706, independent conditional: 9751, independent unconditional: 955, dependent: 1951, dependent conditional: 1877, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11001, independent: 10706, independent conditional: 9751, independent unconditional: 955, dependent: 295, dependent conditional: 221, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11001, independent: 10706, independent conditional: 9751, independent unconditional: 955, dependent: 295, dependent conditional: 221, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13395, independent: 10706, independent conditional: 9751, independent unconditional: 955, dependent: 2689, dependent conditional: 2615, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13395, independent: 10706, independent conditional: 242, independent unconditional: 10464, dependent: 2689, dependent conditional: 2150, dependent unconditional: 539, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13395, independent: 10706, independent conditional: 242, independent unconditional: 10464, dependent: 2689, dependent conditional: 2150, dependent unconditional: 539, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1343, independent: 1011, independent conditional: 45, independent unconditional: 966, dependent: 332, dependent conditional: 255, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1343, independent: 672, independent conditional: 0, independent unconditional: 672, dependent: 671, dependent conditional: 0, dependent unconditional: 671, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 671, independent: 339, independent conditional: 45, independent unconditional: 294, dependent: 332, dependent conditional: 255, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 671, independent: 339, independent conditional: 45, independent unconditional: 294, dependent: 332, dependent conditional: 255, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2961, independent: 1354, independent conditional: 227, independent unconditional: 1127, dependent: 1607, dependent conditional: 1297, dependent unconditional: 310, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 13395, independent: 9695, independent conditional: 197, independent unconditional: 9498, dependent: 2357, dependent conditional: 1895, dependent unconditional: 462, unknown: 1343, unknown conditional: 300, unknown unconditional: 1043] , Statistics on independence cache: Total cache size (in pairs): 1343, Positive cache size: 1011, Positive conditional cache size: 45, Positive unconditional cache size: 966, Negative cache size: 332, Negative conditional cache size: 255, Negative unconditional cache size: 77, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9974, Maximal queried relation: 22, Independence queries for same thread: 1656 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10241, independent: 8450, independent conditional: 7405, independent unconditional: 1045, dependent: 1791, dependent conditional: 1715, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8659, independent: 8450, independent conditional: 7405, independent unconditional: 1045, dependent: 209, dependent conditional: 133, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8659, independent: 8450, independent conditional: 7405, independent unconditional: 1045, dependent: 209, dependent conditional: 133, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9255, independent: 8450, independent conditional: 7405, independent unconditional: 1045, dependent: 805, dependent conditional: 729, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9255, independent: 8450, independent conditional: 103, independent unconditional: 8347, dependent: 805, dependent conditional: 493, dependent unconditional: 312, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9255, independent: 8450, independent conditional: 103, independent unconditional: 8347, dependent: 805, dependent conditional: 493, dependent unconditional: 312, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1284, independent: 1077, independent conditional: 21, independent unconditional: 1056, dependent: 207, dependent conditional: 127, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1284, independent: 760, independent conditional: 0, independent unconditional: 760, dependent: 524, dependent conditional: 0, dependent unconditional: 524, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 524, independent: 317, independent conditional: 21, independent unconditional: 296, dependent: 207, dependent conditional: 127, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 524, independent: 317, independent conditional: 21, independent unconditional: 296, dependent: 207, dependent conditional: 127, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2247, independent: 1324, independent conditional: 102, independent unconditional: 1222, dependent: 923, dependent conditional: 589, dependent unconditional: 334, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 9255, independent: 7373, independent conditional: 82, independent unconditional: 7291, dependent: 598, dependent conditional: 366, dependent unconditional: 232, unknown: 1284, unknown conditional: 148, unknown unconditional: 1136] , Statistics on independence cache: Total cache size (in pairs): 1284, Positive cache size: 1077, Positive conditional cache size: 21, Positive unconditional cache size: 1056, Negative cache size: 207, Negative conditional cache size: 127, Negative unconditional cache size: 80, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7538, Maximal queried relation: 7, Independence queries for same thread: 1582, Persistent sets #1 benchmarks: Persistent set computation time: 1.5s, Number of persistent set computation: 548, Number of trivial persistent sets: 256, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1121, independent: 1045, independent conditional: 0, independent unconditional: 1045, dependent: 76, dependent conditional: 0, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10241, independent: 8450, independent conditional: 7405, independent unconditional: 1045, dependent: 1791, dependent conditional: 1715, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8659, independent: 8450, independent conditional: 7405, independent unconditional: 1045, dependent: 209, dependent conditional: 133, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8659, independent: 8450, independent conditional: 7405, independent unconditional: 1045, dependent: 209, dependent conditional: 133, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9255, independent: 8450, independent conditional: 7405, independent unconditional: 1045, dependent: 805, dependent conditional: 729, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9255, independent: 8450, independent conditional: 103, independent unconditional: 8347, dependent: 805, dependent conditional: 493, dependent unconditional: 312, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9255, independent: 8450, independent conditional: 103, independent unconditional: 8347, dependent: 805, dependent conditional: 493, dependent unconditional: 312, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1284, independent: 1077, independent conditional: 21, independent unconditional: 1056, dependent: 207, dependent conditional: 127, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1284, independent: 760, independent conditional: 0, independent unconditional: 760, dependent: 524, dependent conditional: 0, dependent unconditional: 524, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 524, independent: 317, independent conditional: 21, independent unconditional: 296, dependent: 207, dependent conditional: 127, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 524, independent: 317, independent conditional: 21, independent unconditional: 296, dependent: 207, dependent conditional: 127, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2247, independent: 1324, independent conditional: 102, independent unconditional: 1222, dependent: 923, dependent conditional: 589, dependent unconditional: 334, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 9255, independent: 7373, independent conditional: 82, independent unconditional: 7291, dependent: 598, dependent conditional: 366, dependent unconditional: 232, unknown: 1284, unknown conditional: 148, unknown unconditional: 1136] , Statistics on independence cache: Total cache size (in pairs): 1284, Positive cache size: 1077, Positive conditional cache size: 21, Positive unconditional cache size: 1056, Negative cache size: 207, Negative conditional cache size: 127, Negative unconditional cache size: 80, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7538, Maximal queried relation: 7, Independence queries for same thread: 1582 - PositiveResult [Line: 77]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 80]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 83]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 86]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 90]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 93]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 97]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 100]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 103]: 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: 46]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 49]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 52]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 56]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 59]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 63]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 66]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 69]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 130]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 97 locations, 39 error locations. Started 1 CEGAR loops. OverallTime: 34.5s, OverallIterations: 30, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 15.5s, 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: 212, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 17.8s InterpolantComputationTime, 532 NumberOfCodeBlocks, 532 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 502 ConstructedInterpolants, 0 QuantifiedInterpolants, 12510 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 30 InterpolantComputations, 30 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 5 procedures, 97 locations, 39 error locations. Started 1 CEGAR loops. OverallTime: 22.6s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 11.0s, 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: 182, 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, 11.2s InterpolantComputationTime, 442 NumberOfCodeBlocks, 442 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 416 ConstructedInterpolants, 0 QuantifiedInterpolants, 11510 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 26 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 5 procedures, 97 locations, 39 error locations. Started 1 CEGAR loops. OverallTime: 5.4s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 3.9s, 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: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 217 NumberOfCodeBlocks, 217 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 210 ConstructedInterpolants, 0 QuantifiedInterpolants, 690 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 19 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-09-08 14:57:51,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-09-08 14:57:52,008 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2024-09-08 14:57:52,208 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 [2024-09-08 14:57:52,414 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