./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/protection-local/safe030_power.opt_pso.opt_rmo.opt.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee 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/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i ./goblint.2024-08-08_07-59-58.files/protection-local/safe030_power.opt_pso.opt_rmo.opt.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-14 12:05:46,438 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 12:05:46,504 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-14 12:05:46,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 12:05:46,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 12:05:46,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 12:05:46,533 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 12:05:46,534 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 12:05:46,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 12:05:46,536 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 12:05:46,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 12:05:46,537 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 12:05:46,537 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 12:05:46,537 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 12:05:46,539 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 12:05:46,539 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 12:05:46,540 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 12:05:46,540 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 12:05:46,540 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 12:05:46,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 12:05:46,541 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 12:05:46,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 12:05:46,545 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 12:05:46,545 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 12:05:46,546 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 12:05:46,546 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 12:05:46,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 12:05:46,546 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 12:05:46,547 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 12:05:46,547 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 12:05:46,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 12:05:46,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 12:05:46,547 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 12:05:46,548 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 12:05:46,548 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 12:05:46,548 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 12:05:46,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 12:05:46,549 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 12:05:46,549 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 12:05:46,549 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 12:05:46,549 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 12:05:46,550 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 12:05:46,550 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-14 12:05:46,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 12:05:46,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 12:05:46,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 12:05:46,848 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 12:05:46,848 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 12:05:46,850 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-local/safe030_power.opt_pso.opt_rmo.opt.yml/witness.yml [2024-08-14 12:05:47,159 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 12:05:47,160 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 12:05:47,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i [2024-08-14 12:05:48,694 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 12:05:48,947 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 12:05:48,948 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i [2024-08-14 12:05:48,972 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b2c4d663f/a82f7ddbc6be4971a66b7e0a9948c872/FLAG1535ba99a [2024-08-14 12:05:49,282 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b2c4d663f/a82f7ddbc6be4971a66b7e0a9948c872 [2024-08-14 12:05:49,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 12:05:49,284 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 12:05:49,286 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 12:05:49,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 12:05:49,292 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 12:05:49,293 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 12:05:47" (1/2) ... [2024-08-14 12:05:49,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75813603 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:05:49, skipping insertion in model container [2024-08-14 12:05:49,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 12:05:47" (1/2) ... [2024-08-14 12:05:49,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11ea6782 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 12:05:49, skipping insertion in model container [2024-08-14 12:05:49,297 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 12:05:49" (2/2) ... [2024-08-14 12:05:49,297 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75813603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:49, skipping insertion in model container [2024-08-14 12:05:49,297 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 12:05:49" (2/2) ... [2024-08-14 12:05:49,297 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 12:05:49,548 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 12:05:49,551 INFO L97 edCorrectnessWitness]: Location invariant before [L754-L754] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,551 INFO L97 edCorrectnessWitness]: Location invariant before [L822-L822] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,551 INFO L97 edCorrectnessWitness]: Location invariant before [L739-L739] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,552 INFO L97 edCorrectnessWitness]: Location invariant before [L742-L742] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,552 INFO L97 edCorrectnessWitness]: Location invariant before [L747-L747] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,552 INFO L97 edCorrectnessWitness]: Location invariant before [L774-L774] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,552 INFO L97 edCorrectnessWitness]: Location invariant before [L767-L767] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,552 INFO L97 edCorrectnessWitness]: Location invariant before [L745-L745] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,553 INFO L97 edCorrectnessWitness]: Location invariant before [L760-L760] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,553 INFO L97 edCorrectnessWitness]: Location invariant before [L757-L757] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,553 INFO L97 edCorrectnessWitness]: Location invariant before [L789-L789] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,553 INFO L97 edCorrectnessWitness]: Location invariant before [L818-L818] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,553 INFO L97 edCorrectnessWitness]: Location invariant before [L786-L786] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,554 INFO L97 edCorrectnessWitness]: Location invariant before [L829-L829] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,554 INFO L97 edCorrectnessWitness]: Location invariant before [L796-L796] ((((((((((((0 <= __unbuffered_cnt) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((z == 0 || z == 1) || z == 2) [2024-08-14 12:05:49,604 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 12:05:50,009 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 12:05:50,019 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-14 12:05:50,226 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 12:05:50,265 INFO L206 MainTranslator]: Completed translation [2024-08-14 12:05:50,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50 WrapperNode [2024-08-14 12:05:50,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 12:05:50,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-14 12:05:50,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-14 12:05:50,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-14 12:05:50,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50" (1/1) ... [2024-08-14 12:05:50,305 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50" (1/1) ... [2024-08-14 12:05:50,344 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 143 [2024-08-14 12:05:50,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-14 12:05:50,345 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 12:05:50,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 12:05:50,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 12:05:50,356 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50" (1/1) ... [2024-08-14 12:05:50,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50" (1/1) ... [2024-08-14 12:05:50,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50" (1/1) ... [2024-08-14 12:05:50,363 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50" (1/1) ... [2024-08-14 12:05:50,376 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50" (1/1) ... [2024-08-14 12:05:50,378 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50" (1/1) ... [2024-08-14 12:05:50,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50" (1/1) ... [2024-08-14 12:05:50,383 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50" (1/1) ... [2024-08-14 12:05:50,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 12:05:50,390 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-14 12:05:50,390 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-14 12:05:50,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-14 12:05:50,391 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50" (1/1) ... [2024-08-14 12:05:50,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 12:05:50,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 12:05:50,439 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-14 12:05:50,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-14 12:05:50,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-14 12:05:50,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 12:05:50,480 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-14 12:05:50,481 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-14 12:05:50,481 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-14 12:05:50,481 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-14 12:05:50,482 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-08-14 12:05:50,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-08-14 12:05:50,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-14 12:05:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-14 12:05:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 12:05:50,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 12:05:50,486 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-14 12:05:50,639 INFO L244 CfgBuilder]: Building ICFG [2024-08-14 12:05:50,641 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 12:05:51,216 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-14 12:05:51,217 INFO L293 CfgBuilder]: Performing block encoding [2024-08-14 12:05:51,528 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-14 12:05:51,528 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-14 12:05:51,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 12:05:51 BoogieIcfgContainer [2024-08-14 12:05:51,529 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-14 12:05:51,533 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-14 12:05:51,533 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-14 12:05:51,537 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-14 12:05:51,537 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 12:05:47" (1/4) ... [2024-08-14 12:05:51,538 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48e3d480 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.08 12:05:51, skipping insertion in model container [2024-08-14 12:05:51,538 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.08 12:05:49" (2/4) ... [2024-08-14 12:05:51,538 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48e3d480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 12:05:51, skipping insertion in model container [2024-08-14 12:05:51,539 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:05:50" (3/4) ... [2024-08-14 12:05:51,539 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48e3d480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 12:05:51, skipping insertion in model container [2024-08-14 12:05:51,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 12:05:51" (4/4) ... [2024-08-14 12:05:51,541 INFO L112 eAbstractionObserver]: Analyzing ICFG safe030_power.opt_pso.opt_rmo.opt.i [2024-08-14 12:05:51,559 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-14 12:05:51,559 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 15 error locations. [2024-08-14 12:05:51,559 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-14 12:05:51,638 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-14 12:05:51,691 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:05:51,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 12:05:51,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 12:05:51,694 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-14 12:05:51,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-14 12:05:51,735 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 12:05:51,748 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2024-08-14 12:05:51,758 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@57ca6a5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:05:51,759 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-14 12:05:52,054 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:05:52,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:05:52,059 INFO L85 PathProgramCache]: Analyzing trace with hash 727949155, now seen corresponding path program 1 times [2024-08-14 12:05:52,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:05:52,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384099014] [2024-08-14 12:05:52,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:05:52,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:05:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:05:53,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:05:53,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:05:53,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384099014] [2024-08-14 12:05:53,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384099014] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:05:53,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:05:53,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-14 12:05:53,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207306232] [2024-08-14 12:05:53,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:05:53,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:05:53,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:05:53,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:05:53,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:05:53,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:53,444 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:05:53,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) 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) [2024-08-14 12:05:53,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:53,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:53,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-14 12:05:53,620 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:05:53,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:05:53,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1152759246, now seen corresponding path program 1 times [2024-08-14 12:05:53,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:05:53,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145646713] [2024-08-14 12:05:53,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:05:53,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:05:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:05:53,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:05:53,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:05:53,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145646713] [2024-08-14 12:05:53,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145646713] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:05:53,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:05:53,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:05:53,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786842063] [2024-08-14 12:05:53,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:05:53,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:05:53,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:05:53,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:05:53,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:05:53,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:53,887 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:05:53,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 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) [2024-08-14 12:05:53,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:53,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:54,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:54,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:05:54,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-14 12:05:54,110 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:05:54,111 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:05:54,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1438817221, now seen corresponding path program 1 times [2024-08-14 12:05:54,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:05:54,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107801140] [2024-08-14 12:05:54,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:05:54,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:05:54,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:05:54,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:05:54,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:05:54,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107801140] [2024-08-14 12:05:54,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107801140] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:05:54,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:05:54,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:05:54,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163682376] [2024-08-14 12:05:54,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:05:54,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:05:54,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:05:54,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:05:54,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:05:54,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:54,465 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:05:54,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:05:54,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:54,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:05:54,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:54,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:54,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:05:54,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:05:54,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-14 12:05:54,705 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:05:54,705 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:05:54,705 INFO L85 PathProgramCache]: Analyzing trace with hash 10043044, now seen corresponding path program 1 times [2024-08-14 12:05:54,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:05:54,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618088100] [2024-08-14 12:05:54,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:05:54,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:05:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:05:55,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:05:55,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:05:55,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618088100] [2024-08-14 12:05:55,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618088100] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:05:55,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:05:55,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:05:55,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936274405] [2024-08-14 12:05:55,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:05:55,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:05:55,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:05:55,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:05:55,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:05:55,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:55,554 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:05:55,554 INFO L496 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) [2024-08-14 12:05:55,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:55,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:05:55,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:05:55,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:55,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:55,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:05:55,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:05:55,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:05:55,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-14 12:05:55,805 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:05:55,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:05:55,806 INFO L85 PathProgramCache]: Analyzing trace with hash 311334857, now seen corresponding path program 1 times [2024-08-14 12:05:55,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:05:55,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146312782] [2024-08-14 12:05:55,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:05:55,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:05:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:05:56,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:05:56,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:05:56,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146312782] [2024-08-14 12:05:56,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146312782] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:05:56,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:05:56,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-14 12:05:56,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727276558] [2024-08-14 12:05:56,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:05:56,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-14 12:05:56,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:05:56,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-14 12:05:56,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-08-14 12:05:56,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:56,425 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:05:56,425 INFO L496 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) [2024-08-14 12:05:56,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:56,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:05:56,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:05:56,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:05:56,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:56,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:56,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:05:56,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:05:56,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:05:56,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:05:56,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-14 12:05:56,589 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:05:56,590 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:05:56,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1061446470, now seen corresponding path program 1 times [2024-08-14 12:05:56,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:05:56,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499471663] [2024-08-14 12:05:56,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:05:56,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:05:56,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:05:57,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:05:57,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:05:57,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499471663] [2024-08-14 12:05:57,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499471663] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:05:57,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:05:57,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 12:05:57,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956640751] [2024-08-14 12:05:57,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:05:57,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 12:05:57,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:05:57,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 12:05:57,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-08-14 12:05:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:57,452 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:05:57,452 INFO L496 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) [2024-08-14 12:05:57,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:57,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:05:57,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:05:57,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:05:57,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:05:57,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:58,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:58,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:05:58,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:05:58,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:05:58,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:05:58,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:05:58,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-14 12:05:58,345 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:05:58,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:05:58,346 INFO L85 PathProgramCache]: Analyzing trace with hash -29914703, now seen corresponding path program 1 times [2024-08-14 12:05:58,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:05:58,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905069333] [2024-08-14 12:05:58,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:05:58,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:05:58,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:05:59,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:05:59,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:05:59,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905069333] [2024-08-14 12:05:59,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905069333] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:05:59,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:05:59,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-08-14 12:05:59,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122245610] [2024-08-14 12:05:59,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:05:59,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-14 12:05:59,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:05:59,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-14 12:05:59,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-08-14 12:05:59,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:59,445 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:05:59,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.0) internal successors, (22), 11 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) [2024-08-14 12:05:59,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:59,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:05:59,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:05:59,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:05:59,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:05:59,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:05:59,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:05:59,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:05:59,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:05:59,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:05:59,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:05:59,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:05:59,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:05:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:05:59,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-14 12:05:59,998 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:05:59,998 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:05:59,999 INFO L85 PathProgramCache]: Analyzing trace with hash -672203424, now seen corresponding path program 1 times [2024-08-14 12:05:59,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:05:59,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079202843] [2024-08-14 12:05:59,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:05:59,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:01,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:01,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:01,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079202843] [2024-08-14 12:06:01,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079202843] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:01,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:01,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-08-14 12:06:01,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586272122] [2024-08-14 12:06:01,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:01,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-08-14 12:06:01,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:01,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-08-14 12:06:01,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2024-08-14 12:06:01,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:01,244 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:01,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:01,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:01,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:01,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:01,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:01,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:01,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:01,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:01,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:01,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:01,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:01,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:01,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:01,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:01,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:01,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:01,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:01,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-14 12:06:01,919 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:01,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:01,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1026765761, now seen corresponding path program 1 times [2024-08-14 12:06:01,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:01,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439543105] [2024-08-14 12:06:01,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:01,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:02,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:02,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:02,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439543105] [2024-08-14 12:06:02,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439543105] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:02,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:02,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-14 12:06:02,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697460064] [2024-08-14 12:06:02,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:02,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-08-14 12:06:02,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:02,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-08-14 12:06:02,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2024-08-14 12:06:02,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:02,953 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:02,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 12 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) [2024-08-14 12:06:02,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:02,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:02,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:02,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:02,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:02,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:02,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:02,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:02,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:03,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:03,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:03,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:03,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:03,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:03,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:03,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-14 12:06:03,757 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:03,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:03,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1269448926, now seen corresponding path program 2 times [2024-08-14 12:06:03,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:03,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211355016] [2024-08-14 12:06:03,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:03,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:03,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:05,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:05,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:05,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211355016] [2024-08-14 12:06:05,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211355016] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:05,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:05,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-08-14 12:06:05,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843208768] [2024-08-14 12:06:05,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:05,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-08-14 12:06:05,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:05,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-08-14 12:06:05,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2024-08-14 12:06:05,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:05,009 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:05,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:05,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:05,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:05,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:05,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:05,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:05,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:05,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:05,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:05,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:05,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:06,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:06,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:06,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:06,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:06,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:06,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:06,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:06,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:06,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:06,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:06,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-14 12:06:06,323 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:06,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:06,324 INFO L85 PathProgramCache]: Analyzing trace with hash -924938340, now seen corresponding path program 1 times [2024-08-14 12:06:06,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:06,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174436833] [2024-08-14 12:06:06,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:06,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:06,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:06,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:06,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174436833] [2024-08-14 12:06:06,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174436833] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:06,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:06,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:06:06,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713921757] [2024-08-14 12:06:06,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:06,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:06:06,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:06,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:06:06,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:06:06,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:06,521 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:06,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 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) [2024-08-14 12:06:06,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:06,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:06,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:06,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:06,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:06,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:06,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:06,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:06,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:06,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:06,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:06,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:06,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:06,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:06,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:06,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:06,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:06,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-14 12:06:06,837 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:06,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:06,838 INFO L85 PathProgramCache]: Analyzing trace with hash 581354848, now seen corresponding path program 1 times [2024-08-14 12:06:06,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:06,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680065456] [2024-08-14 12:06:06,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:06,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:07,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:07,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:07,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680065456] [2024-08-14 12:06:07,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680065456] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:07,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:07,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 12:06:07,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568899436] [2024-08-14 12:06:07,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:07,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 12:06:07,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:07,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 12:06:07,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-08-14 12:06:07,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:07,725 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:07,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 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) [2024-08-14 12:06:07,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:07,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:07,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:07,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:07,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:07,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:07,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:07,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:07,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:07,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:07,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:07,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:08,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:08,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:08,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:08,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:08,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:08,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:08,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:08,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:08,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:08,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:08,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:08,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:08,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-08-14 12:06:08,833 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:08,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:08,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1120216967, now seen corresponding path program 1 times [2024-08-14 12:06:08,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:08,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317020340] [2024-08-14 12:06:08,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:08,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:09,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:09,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:09,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317020340] [2024-08-14 12:06:09,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317020340] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:09,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:09,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:06:09,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434358093] [2024-08-14 12:06:09,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:09,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:06:09,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:09,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:06:09,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:06:09,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:09,197 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:09,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:09,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:09,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:09,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:09,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:09,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:09,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:09,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:09,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:09,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:09,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:09,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:09,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:09,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:09,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:09,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:09,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:09,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:09,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:09,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:09,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:09,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:09,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:09,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:09,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:09,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:09,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:09,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-08-14 12:06:09,397 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:09,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:09,398 INFO L85 PathProgramCache]: Analyzing trace with hash 366988102, now seen corresponding path program 1 times [2024-08-14 12:06:09,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:09,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614916202] [2024-08-14 12:06:09,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:09,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:09,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:09,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:09,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614916202] [2024-08-14 12:06:09,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614916202] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:09,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:09,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:06:09,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684035400] [2024-08-14 12:06:09,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:09,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 12:06:09,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:09,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 12:06:09,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-08-14 12:06:09,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:09,664 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:09,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 5 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) [2024-08-14 12:06:09,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:09,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:09,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:09,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:09,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:09,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:09,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:09,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:09,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:09,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:09,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:09,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:09,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:09,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:09,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:09,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:09,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:09,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:09,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:09,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:09,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:09,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:09,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:09,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:09,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:09,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-08-14 12:06:09,961 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:09,962 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:09,962 INFO L85 PathProgramCache]: Analyzing trace with hash -2043711256, now seen corresponding path program 1 times [2024-08-14 12:06:09,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:09,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55288586] [2024-08-14 12:06:09,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:09,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:10,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:10,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:10,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55288586] [2024-08-14 12:06:10,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55288586] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:10,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:10,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 12:06:10,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086385110] [2024-08-14 12:06:10,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:10,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:06:10,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:10,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:06:10,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:06:10,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:10,345 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:10,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.142857142857143) 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) [2024-08-14 12:06:10,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:10,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:10,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:10,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:10,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:10,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:10,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:10,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:10,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:10,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:10,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-08-14 12:06:10,757 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:10,758 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:10,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1508270231, now seen corresponding path program 1 times [2024-08-14 12:06:10,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:10,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004815679] [2024-08-14 12:06:10,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:10,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:11,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:11,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:11,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004815679] [2024-08-14 12:06:11,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004815679] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:11,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:11,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:06:11,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144202409] [2024-08-14 12:06:11,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:11,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:06:11,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:11,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:06:11,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:06:11,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:11,215 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:11,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 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) [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:11,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:11,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:12,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:12,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:12,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:12,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:12,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:12,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:12,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:12,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-08-14 12:06:12,130 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:12,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:12,130 INFO L85 PathProgramCache]: Analyzing trace with hash 697253918, now seen corresponding path program 1 times [2024-08-14 12:06:12,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:12,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989412018] [2024-08-14 12:06:12,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:12,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:12,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:12,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:12,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989412018] [2024-08-14 12:06:12,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989412018] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:12,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:12,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-14 12:06:12,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400464469] [2024-08-14 12:06:12,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:12,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:06:12,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:12,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:06:12,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:06:12,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:12,376 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:12,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) 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) [2024-08-14 12:06:12,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:12,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:12,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:12,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:12,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:12,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:12,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:12,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:12,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:12,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:12,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:12,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:12,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:12,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:12,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:12,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:12,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-08-14 12:06:12,546 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:12,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:12,546 INFO L85 PathProgramCache]: Analyzing trace with hash 140035471, now seen corresponding path program 1 times [2024-08-14 12:06:12,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:12,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103448552] [2024-08-14 12:06:12,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:12,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:12,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:12,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:12,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103448552] [2024-08-14 12:06:12,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103448552] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:12,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:12,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:06:12,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567791386] [2024-08-14 12:06:12,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:12,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:06:12,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:12,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:06:12,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:06:12,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:12,766 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:12,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:12,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:12,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:12,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:12,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:12,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:12,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:12,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:12,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:12,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:12,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:12,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:12,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:12,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:12,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:12,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:12,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-08-14 12:06:12,938 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:12,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:12,938 INFO L85 PathProgramCache]: Analyzing trace with hash 46132800, now seen corresponding path program 1 times [2024-08-14 12:06:12,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:12,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288666090] [2024-08-14 12:06:12,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:12,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:13,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:13,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:13,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288666090] [2024-08-14 12:06:13,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288666090] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:13,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:13,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:06:13,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301253048] [2024-08-14 12:06:13,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:13,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 12:06:13,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:13,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 12:06:13,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-08-14 12:06:13,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:13,366 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:13,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 5 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) [2024-08-14 12:06:13,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:13,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:13,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:13,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:13,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:13,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:13,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:13,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:13,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:13,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-08-14 12:06:13,776 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:13,776 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:13,777 INFO L85 PathProgramCache]: Analyzing trace with hash -397645312, now seen corresponding path program 1 times [2024-08-14 12:06:13,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:13,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821082899] [2024-08-14 12:06:13,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:13,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:14,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:14,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:14,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821082899] [2024-08-14 12:06:14,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821082899] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:14,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:14,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-14 12:06:14,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388801530] [2024-08-14 12:06:14,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:14,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-14 12:06:14,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:14,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-14 12:06:14,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-08-14 12:06:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:14,334 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:14,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 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) [2024-08-14 12:06:14,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:14,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:14,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:14,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:14,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:14,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:14,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:14,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:14,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:14,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:14,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:14,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:14,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:14,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:14,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:14,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-08-14 12:06:14,765 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:14,766 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:14,766 INFO L85 PathProgramCache]: Analyzing trace with hash 115636834, now seen corresponding path program 1 times [2024-08-14 12:06:14,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:14,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522996564] [2024-08-14 12:06:14,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:14,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:15,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:15,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522996564] [2024-08-14 12:06:15,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522996564] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:15,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:15,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 12:06:15,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051074000] [2024-08-14 12:06:15,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:15,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 12:06:15,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:15,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 12:06:15,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-08-14 12:06:15,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:15,525 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:15,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 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) [2024-08-14 12:06:15,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:15,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:15,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:15,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:15,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:15,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:15,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:15,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:15,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:16,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:16,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:16,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-08-14 12:06:16,075 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:16,076 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:16,076 INFO L85 PathProgramCache]: Analyzing trace with hash 501817458, now seen corresponding path program 2 times [2024-08-14 12:06:16,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:16,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87861884] [2024-08-14 12:06:16,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:16,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:16,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:16,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:16,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87861884] [2024-08-14 12:06:16,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87861884] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:16,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:16,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-14 12:06:16,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045696130] [2024-08-14 12:06:16,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:16,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-14 12:06:16,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:16,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-14 12:06:16,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-08-14 12:06:16,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:16,583 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:16,583 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 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) [2024-08-14 12:06:16,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:16,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:16,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:16,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:16,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:16,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-08-14 12:06:16,990 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:16,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:16,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1210932308, now seen corresponding path program 2 times [2024-08-14 12:06:16,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:16,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467063596] [2024-08-14 12:06:16,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:16,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:17,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:17,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:17,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467063596] [2024-08-14 12:06:17,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467063596] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:17,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:17,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 12:06:17,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506224587] [2024-08-14 12:06:17,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:17,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 12:06:17,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:17,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 12:06:17,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-08-14 12:06:17,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:17,779 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:17,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 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) [2024-08-14 12:06:17,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:17,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:17,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:17,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:17,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:17,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:17,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:19,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 12:06:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:19,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-14 12:06:19,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 12:06:19,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:19,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:19,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:19,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:19,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:19,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:19,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:19,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:19,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:19,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:19,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:19,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:19,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:19,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-14 12:06:19,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-14 12:06:19,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-08-14 12:06:19,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-08-14 12:06:19,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-08-14 12:06:19,209 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-14 12:06:19,211 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE (1/4) [2024-08-14 12:06:19,215 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:06:19,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 12:06:19,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 12:06:19,232 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) [2024-08-14 12:06:19,234 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 [2024-08-14 12:06:19,237 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 12:06:19,238 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-14 12:06:19,239 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@57ca6a5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:06:19,239 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-08-14 12:06:19,418 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:19,420 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:19,420 INFO L85 PathProgramCache]: Analyzing trace with hash -520518153, now seen corresponding path program 1 times [2024-08-14 12:06:19,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:19,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502249488] [2024-08-14 12:06:19,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:19,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:19,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:19,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:19,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502249488] [2024-08-14 12:06:19,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502249488] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:19,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:19,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:06:19,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105076918] [2024-08-14 12:06:19,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:19,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:06:19,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:19,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:06:19,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:06:19,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:19,931 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:19,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 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) [2024-08-14 12:06:19,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:20,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:20,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-08-14 12:06:20,050 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:20,051 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:20,051 INFO L85 PathProgramCache]: Analyzing trace with hash -299913822, now seen corresponding path program 1 times [2024-08-14 12:06:20,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:20,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318037420] [2024-08-14 12:06:20,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:20,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:20,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:20,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:20,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318037420] [2024-08-14 12:06:20,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318037420] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:20,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:20,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:06:20,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877426648] [2024-08-14 12:06:20,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:20,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:06:20,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:20,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:06:20,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:06:20,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:20,214 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:20,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 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) [2024-08-14 12:06:20,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:20,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:20,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:20,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:20,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-08-14 12:06:20,345 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:20,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:20,346 INFO L85 PathProgramCache]: Analyzing trace with hash -276106791, now seen corresponding path program 1 times [2024-08-14 12:06:20,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:20,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238295676] [2024-08-14 12:06:20,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:20,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:20,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:20,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:20,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238295676] [2024-08-14 12:06:20,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238295676] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:20,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:20,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:06:20,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350786752] [2024-08-14 12:06:20,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:20,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:06:20,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:20,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:06:20,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:06:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:20,524 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:20,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:20,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:20,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:20,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:20,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:20,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:20,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:20,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-08-14 12:06:20,712 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:20,712 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:20,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1061443832, now seen corresponding path program 1 times [2024-08-14 12:06:20,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:20,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970051477] [2024-08-14 12:06:20,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:20,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:20,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:21,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:21,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:21,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970051477] [2024-08-14 12:06:21,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970051477] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:21,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:21,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 12:06:21,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507143612] [2024-08-14 12:06:21,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:21,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:06:21,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:21,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:06:21,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:06:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:21,230 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:21,230 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:21,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:21,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:21,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:21,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:21,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:21,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:21,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:21,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:21,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-08-14 12:06:21,393 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:21,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:21,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1454900003, now seen corresponding path program 1 times [2024-08-14 12:06:21,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:21,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758373424] [2024-08-14 12:06:21,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:21,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:21,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:21,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:21,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758373424] [2024-08-14 12:06:21,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758373424] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:21,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:21,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 12:06:21,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66509394] [2024-08-14 12:06:21,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:21,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-14 12:06:21,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:21,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-14 12:06:21,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-08-14 12:06:21,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:21,784 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:21,784 INFO L496 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) [2024-08-14 12:06:21,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:21,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:21,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:21,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:21,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:21,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:21,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:21,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:21,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:21,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:21,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-08-14 12:06:21,937 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:21,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:21,937 INFO L85 PathProgramCache]: Analyzing trace with hash 2142821658, now seen corresponding path program 1 times [2024-08-14 12:06:21,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:21,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636099770] [2024-08-14 12:06:21,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:21,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:22,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:22,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:22,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636099770] [2024-08-14 12:06:22,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636099770] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:22,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:22,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-14 12:06:22,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476524825] [2024-08-14 12:06:22,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:22,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 12:06:22,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:22,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 12:06:22,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-08-14 12:06:22,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:22,591 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:22,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.9) internal successors, (19), 9 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) [2024-08-14 12:06:22,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:22,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:22,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:22,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:22,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:22,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:23,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:23,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:23,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:23,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:23,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:23,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:23,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-08-14 12:06:23,112 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:23,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:23,113 INFO L85 PathProgramCache]: Analyzing trace with hash -301350130, now seen corresponding path program 1 times [2024-08-14 12:06:23,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:23,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837787179] [2024-08-14 12:06:23,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:23,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:23,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:23,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:23,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837787179] [2024-08-14 12:06:23,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837787179] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:23,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:23,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-14 12:06:23,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077419632] [2024-08-14 12:06:23,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:23,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-14 12:06:23,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:23,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-14 12:06:23,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-08-14 12:06:23,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:23,679 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:23,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.7) internal successors, (27), 10 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:23,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:23,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:23,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:23,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:23,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:23,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:23,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:24,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:24,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:24,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:24,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:24,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:24,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:24,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:24,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-08-14 12:06:24,385 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:24,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:24,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1615819252, now seen corresponding path program 2 times [2024-08-14 12:06:24,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:24,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176602951] [2024-08-14 12:06:24,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:24,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:24,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:24,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:24,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176602951] [2024-08-14 12:06:24,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176602951] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:24,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:24,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-14 12:06:24,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951996122] [2024-08-14 12:06:24,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:24,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-14 12:06:24,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:24,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-14 12:06:24,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-08-14 12:06:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:24,930 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:24,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.7) internal successors, (27), 10 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:24,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:24,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:24,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:24,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:24,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:24,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:24,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:24,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:25,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:25,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:25,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:25,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:25,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:25,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:25,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:25,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:25,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-08-14 12:06:25,655 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:25,656 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:25,656 INFO L85 PathProgramCache]: Analyzing trace with hash -855535875, now seen corresponding path program 1 times [2024-08-14 12:06:25,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:25,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303796703] [2024-08-14 12:06:25,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:25,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:25,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:25,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:25,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303796703] [2024-08-14 12:06:25,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303796703] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:25,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:25,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:06:25,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532118450] [2024-08-14 12:06:25,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:25,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:06:25,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:25,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:06:25,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:06:25,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:25,898 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:25,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 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) [2024-08-14 12:06:25,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:25,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:25,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:25,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:25,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:25,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:25,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:25,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:25,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:26,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:26,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:26,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:26,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:26,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:26,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:26,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:26,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:26,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:26,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-08-14 12:06:26,362 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:26,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:26,363 INFO L85 PathProgramCache]: Analyzing trace with hash 755053677, now seen corresponding path program 1 times [2024-08-14 12:06:26,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:26,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402476873] [2024-08-14 12:06:26,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:26,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:27,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:27,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:27,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402476873] [2024-08-14 12:06:27,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402476873] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:27,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:27,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 12:06:27,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638499399] [2024-08-14 12:06:27,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:27,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-14 12:06:27,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:27,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-14 12:06:27,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-08-14 12:06:27,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:27,038 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:27,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 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) [2024-08-14 12:06:27,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:27,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:27,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:27,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:27,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:27,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:27,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:27,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:27,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:27,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:27,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:27,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:27,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:27,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:27,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:27,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:27,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:27,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:27,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:27,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:27,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-08-14 12:06:27,729 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:27,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:27,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1508272869, now seen corresponding path program 1 times [2024-08-14 12:06:27,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:27,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399404288] [2024-08-14 12:06:27,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:27,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:28,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:28,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:28,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399404288] [2024-08-14 12:06:28,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399404288] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:28,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:28,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:06:28,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426912699] [2024-08-14 12:06:28,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:28,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:06:28,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:28,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:06:28,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:06:28,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:28,034 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:28,035 INFO L496 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) [2024-08-14 12:06:28,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:28,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:28,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:28,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:28,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:28,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:28,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:28,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:28,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:28,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:28,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:28,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:28,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:28,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:28,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:28,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:28,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:28,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:28,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:28,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:28,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:28,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:28,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-08-14 12:06:28,303 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:28,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:28,304 INFO L85 PathProgramCache]: Analyzing trace with hash 488260890, now seen corresponding path program 1 times [2024-08-14 12:06:28,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:28,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167813285] [2024-08-14 12:06:28,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:28,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:28,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:28,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:28,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167813285] [2024-08-14 12:06:28,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167813285] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:28,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:28,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:06:28,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990506863] [2024-08-14 12:06:28,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:28,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 12:06:28,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:28,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 12:06:28,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-08-14 12:06:28,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:28,550 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:28,550 INFO L496 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) [2024-08-14 12:06:28,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:28,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:28,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:28,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:28,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:28,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:28,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:28,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:28,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:28,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:28,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:28,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:28,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:28,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:28,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:28,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:28,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:28,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:28,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:28,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:28,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:28,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:28,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:28,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:28,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-08-14 12:06:28,759 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:28,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:28,759 INFO L85 PathProgramCache]: Analyzing trace with hash -1206449604, now seen corresponding path program 1 times [2024-08-14 12:06:28,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:28,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617521438] [2024-08-14 12:06:28,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:28,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:29,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:29,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:29,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617521438] [2024-08-14 12:06:29,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617521438] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:29,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:29,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 12:06:29,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424519802] [2024-08-14 12:06:29,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:29,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:06:29,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:29,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:06:29,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:06:29,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:29,045 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:29,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:29,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:29,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:29,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:29,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:29,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:29,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:29,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:29,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:29,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:29,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:29,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:29,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:29,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:29,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:29,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-08-14 12:06:29,354 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:29,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:29,355 INFO L85 PathProgramCache]: Analyzing trace with hash -2043700099, now seen corresponding path program 1 times [2024-08-14 12:06:29,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:29,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131278897] [2024-08-14 12:06:29,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:29,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:29,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:29,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:29,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131278897] [2024-08-14 12:06:29,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131278897] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:29,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:29,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 12:06:29,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008217286] [2024-08-14 12:06:29,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:29,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:06:29,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:29,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:06:29,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:06:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:29,658 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:29,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.142857142857143) 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) [2024-08-14 12:06:29,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:29,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:29,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:29,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:29,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:29,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:29,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:29,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:29,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:29,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:29,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:29,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:29,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:29,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:30,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:30,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:30,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:30,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:30,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:30,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:30,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:30,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:30,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:30,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-08-14 12:06:30,396 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:30,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:30,396 INFO L85 PathProgramCache]: Analyzing trace with hash 46130162, now seen corresponding path program 1 times [2024-08-14 12:06:30,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:30,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801511626] [2024-08-14 12:06:30,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:30,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:30,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:30,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:30,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801511626] [2024-08-14 12:06:30,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801511626] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:30,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:30,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:06:30,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181808147] [2024-08-14 12:06:30,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:30,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:06:30,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:30,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:06:30,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:06:30,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:30,692 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:30,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 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) [2024-08-14 12:06:30,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:30,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:30,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:30,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:30,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:30,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:30,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:30,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:30,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:30,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:30,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-08-14 12:06:30,825 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:30,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:30,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1430114595, now seen corresponding path program 1 times [2024-08-14 12:06:30,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:30,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765980124] [2024-08-14 12:06:30,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:30,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:30,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:30,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:30,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765980124] [2024-08-14 12:06:30,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765980124] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:30,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:30,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:06:30,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801992562] [2024-08-14 12:06:30,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:30,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:06:30,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:30,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:06:30,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:06:30,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:30,988 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:30,989 INFO L496 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) [2024-08-14 12:06:30,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:30,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:30,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:30,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:30,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:30,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:30,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:30,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:30,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:30,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:30,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:30,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:31,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:31,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:31,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:31,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:31,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:31,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:31,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:31,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:31,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:31,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:31,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:31,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-08-14 12:06:31,170 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:31,171 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:31,171 INFO L85 PathProgramCache]: Analyzing trace with hash 1383960980, now seen corresponding path program 1 times [2024-08-14 12:06:31,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:31,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795100592] [2024-08-14 12:06:31,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:31,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:31,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:31,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:31,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795100592] [2024-08-14 12:06:31,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795100592] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:31,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:31,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:06:31,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018191753] [2024-08-14 12:06:31,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:31,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 12:06:31,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:31,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 12:06:31,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-08-14 12:06:31,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:31,465 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:31,465 INFO L496 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) [2024-08-14 12:06:31,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:31,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:31,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:31,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:31,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:31,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:31,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:31,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:31,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:31,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:31,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:31,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:31,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:31,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:31,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:31,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-08-14 12:06:31,829 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:31,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:31,830 INFO L85 PathProgramCache]: Analyzing trace with hash -252928736, now seen corresponding path program 3 times [2024-08-14 12:06:31,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:31,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661696661] [2024-08-14 12:06:31,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:31,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:32,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:32,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:32,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661696661] [2024-08-14 12:06:32,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661696661] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:32,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:32,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 12:06:32,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462769285] [2024-08-14 12:06:32,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:32,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 12:06:32,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:32,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 12:06:32,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-08-14 12:06:32,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:32,350 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:32,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.0) internal successors, (27), 9 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:32,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:32,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:32,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:32,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:32,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:32,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:32,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:32,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:32,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-08-14 12:06:32,912 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:32,912 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:32,912 INFO L85 PathProgramCache]: Analyzing trace with hash -962699090, now seen corresponding path program 4 times [2024-08-14 12:06:32,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:32,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852091897] [2024-08-14 12:06:32,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:32,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:33,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:33,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:33,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852091897] [2024-08-14 12:06:33,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852091897] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:33,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:33,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 12:06:33,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635395437] [2024-08-14 12:06:33,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:33,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 12:06:33,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:33,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 12:06:33,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-08-14 12:06:33,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:33,340 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:33,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.0) internal successors, (27), 9 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:33,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:33,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:33,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:33,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:33,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:33,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:33,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:33,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:33,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:33,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:33,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:33,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:33,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:33,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:33,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:33,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:33,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:33,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:33,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:33,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:33,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:33,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-08-14 12:06:33,798 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:33,798 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:33,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1786884614, now seen corresponding path program 5 times [2024-08-14 12:06:33,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:33,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49802847] [2024-08-14 12:06:33,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:33,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:34,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:34,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:34,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49802847] [2024-08-14 12:06:34,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49802847] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:34,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:34,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 12:06:34,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139131392] [2024-08-14 12:06:34,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:34,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 12:06:34,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:34,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 12:06:34,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-08-14 12:06:34,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:34,307 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:34,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.0) internal successors, (27), 9 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:34,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:34,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:34,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:34,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:34,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-08-14 12:06:34,878 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-14 12:06:34,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:34,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1686660112, now seen corresponding path program 6 times [2024-08-14 12:06:34,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:34,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879596373] [2024-08-14 12:06:34,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:34,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:35,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:35,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:35,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879596373] [2024-08-14 12:06:35,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879596373] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:35,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:35,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 12:06:35,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21557828] [2024-08-14 12:06:35,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:35,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 12:06:35,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:35,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 12:06:35,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-08-14 12:06:35,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:35,401 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:35,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.0) internal successors, (27), 9 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:35,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:35,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:35,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:35,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:35,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:35,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:35,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:35,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:35,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:35,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:35,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:36,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:36,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 6 remaining) [2024-08-14 12:06:36,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 6 remaining) [2024-08-14 12:06:36,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 6 remaining) [2024-08-14 12:06:36,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2024-08-14 12:06:36,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2024-08-14 12:06:36,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 6 remaining) [2024-08-14 12:06:36,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-08-14 12:06:36,536 INFO L445 BasicCegarLoop]: Path program histogram: [6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-14 12:06:36,537 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/4) [2024-08-14 12:06:36,539 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:06:36,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 12:06:36,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 12:06:36,541 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) [2024-08-14 12:06:36,542 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 [2024-08-14 12:06:36,547 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 12:06:36,547 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork2 ======== [2024-08-14 12:06:36,547 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@57ca6a5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:06:36,548 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-14 12:06:36,634 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:36,634 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:36,634 INFO L85 PathProgramCache]: Analyzing trace with hash 44800427, now seen corresponding path program 1 times [2024-08-14 12:06:36,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:36,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34115041] [2024-08-14 12:06:36,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:36,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:36,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:36,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:36,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34115041] [2024-08-14 12:06:36,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34115041] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:36,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:36,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-14 12:06:36,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848967793] [2024-08-14 12:06:36,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:36,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 12:06:36,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:36,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 12:06:36,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 12:06:36,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:36,851 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:36,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 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) [2024-08-14 12:06:36,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:36,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:36,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-08-14 12:06:36,940 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:36,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:36,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1388813718, now seen corresponding path program 1 times [2024-08-14 12:06:36,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:36,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037871639] [2024-08-14 12:06:36,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:36,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:37,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:37,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:37,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037871639] [2024-08-14 12:06:37,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037871639] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:37,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:37,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-14 12:06:37,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427363324] [2024-08-14 12:06:37,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:37,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:06:37,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:37,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:06:37,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:06:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:37,064 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:37,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2024-08-14 12:06:37,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:37,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:37,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:37,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:37,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-08-14 12:06:37,357 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:37,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:37,357 INFO L85 PathProgramCache]: Analyzing trace with hash 103552781, now seen corresponding path program 1 times [2024-08-14 12:06:37,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:37,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182707043] [2024-08-14 12:06:37,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:37,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:37,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:37,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:37,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182707043] [2024-08-14 12:06:37,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182707043] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:37,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:37,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:06:37,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642433168] [2024-08-14 12:06:37,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:37,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:06:37,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:37,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:06:37,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:06:37,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:37,514 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:37,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:37,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:37,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:37,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:37,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:37,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:37,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:37,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-08-14 12:06:37,702 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:37,702 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:37,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1682290527, now seen corresponding path program 1 times [2024-08-14 12:06:37,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:37,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626078821] [2024-08-14 12:06:37,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:37,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:38,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:38,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:38,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626078821] [2024-08-14 12:06:38,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626078821] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:38,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:38,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:06:38,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137375764] [2024-08-14 12:06:38,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:38,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:06:38,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:38,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:06:38,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:06:38,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:38,145 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:38,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 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) [2024-08-14 12:06:38,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:38,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:38,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:38,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:38,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:38,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:38,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:38,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:38,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-08-14 12:06:38,993 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:38,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:38,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1674922153, now seen corresponding path program 1 times [2024-08-14 12:06:38,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:38,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411989522] [2024-08-14 12:06:38,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:38,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:39,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:39,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:39,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411989522] [2024-08-14 12:06:39,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411989522] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:39,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:39,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:06:39,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389620640] [2024-08-14 12:06:39,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:39,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:06:39,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:39,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:06:39,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:06:39,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:39,126 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:39,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) 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) [2024-08-14 12:06:39,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:39,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:39,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:39,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:39,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:39,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:39,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:39,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:39,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:39,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:39,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-08-14 12:06:39,246 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:39,246 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:39,247 INFO L85 PathProgramCache]: Analyzing trace with hash 962370873, now seen corresponding path program 1 times [2024-08-14 12:06:39,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:39,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121290298] [2024-08-14 12:06:39,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:39,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:39,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:39,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:39,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121290298] [2024-08-14 12:06:39,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121290298] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:39,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:39,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-14 12:06:39,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520318999] [2024-08-14 12:06:39,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:39,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-14 12:06:39,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:39,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-14 12:06:39,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-08-14 12:06:39,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:39,806 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:39,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.25) 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) [2024-08-14 12:06:39,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:39,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:39,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:39,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:39,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:39,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:40,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:40,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-08-14 12:06:40,309 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:40,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:40,309 INFO L85 PathProgramCache]: Analyzing trace with hash 488263144, now seen corresponding path program 1 times [2024-08-14 12:06:40,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:40,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109882056] [2024-08-14 12:06:40,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:40,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:40,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:40,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:40,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109882056] [2024-08-14 12:06:40,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109882056] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:40,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:40,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:06:40,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707765456] [2024-08-14 12:06:40,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:40,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:06:40,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:40,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:06:40,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:06:40,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:40,636 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:40,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:40,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:40,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:40,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:40,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:40,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:40,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:40,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:41,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:41,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:41,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:41,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:41,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:41,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:41,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:41,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-08-14 12:06:41,063 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:41,063 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:41,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1176002461, now seen corresponding path program 1 times [2024-08-14 12:06:41,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:41,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513169029] [2024-08-14 12:06:41,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:41,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:41,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:41,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:41,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513169029] [2024-08-14 12:06:41,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513169029] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:41,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:41,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-14 12:06:41,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706386800] [2024-08-14 12:06:41,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:41,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-08-14 12:06:41,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:41,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-08-14 12:06:41,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-08-14 12:06:41,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:41,862 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:41,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:41,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:41,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:41,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:41,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:41,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:41,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:41,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:41,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:42,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:42,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:42,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:42,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:42,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:42,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:42,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:42,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:42,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-08-14 12:06:42,363 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:42,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:42,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1258045507, now seen corresponding path program 2 times [2024-08-14 12:06:42,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:42,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116826911] [2024-08-14 12:06:42,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:42,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:43,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:43,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:43,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116826911] [2024-08-14 12:06:43,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116826911] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:43,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:43,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-14 12:06:43,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666039379] [2024-08-14 12:06:43,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:43,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-08-14 12:06:43,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:43,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-08-14 12:06:43,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-08-14 12:06:43,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:43,039 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:43,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:43,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:43,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:43,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:43,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:43,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:43,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:43,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:43,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:43,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:43,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-08-14 12:06:43,659 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:43,659 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:43,659 INFO L85 PathProgramCache]: Analyzing trace with hash -293134074, now seen corresponding path program 1 times [2024-08-14 12:06:43,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:43,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523330525] [2024-08-14 12:06:43,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:43,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:43,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:43,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:43,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523330525] [2024-08-14 12:06:43,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523330525] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:43,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:43,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:06:43,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586813852] [2024-08-14 12:06:43,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:43,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:06:43,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:43,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:06:43,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:06:43,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:43,801 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:43,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:43,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:43,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:43,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:43,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:43,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-08-14 12:06:43,973 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:43,973 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:43,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1649592949, now seen corresponding path program 1 times [2024-08-14 12:06:43,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:43,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695565615] [2024-08-14 12:06:43,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:43,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:43,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:44,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:44,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:44,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695565615] [2024-08-14 12:06:44,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695565615] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:44,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:44,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:06:44,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192848868] [2024-08-14 12:06:44,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:44,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:06:44,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:44,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:06:44,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:06:44,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:44,175 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:44,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:44,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:44,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:44,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:44,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:44,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:44,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:44,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:44,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:44,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:44,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:44,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:44,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:44,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:44,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:44,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:44,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:44,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:44,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:44,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:44,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:44,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:44,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:44,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-08-14 12:06:44,308 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:44,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:44,309 INFO L85 PathProgramCache]: Analyzing trace with hash 935241892, now seen corresponding path program 1 times [2024-08-14 12:06:44,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:44,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722012077] [2024-08-14 12:06:44,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:44,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:44,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:44,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:44,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:44,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722012077] [2024-08-14 12:06:44,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722012077] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:44,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:44,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:06:44,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920967994] [2024-08-14 12:06:44,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:44,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 12:06:44,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:44,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 12:06:44,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-08-14 12:06:44,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:44,570 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:44,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:44,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:44,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:44,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:44,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:44,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:44,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:44,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:44,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:44,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:44,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:44,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:44,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:44,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:44,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:44,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:44,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:44,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:44,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:44,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:44,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:44,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:44,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:44,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:44,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:44,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-08-14 12:06:44,817 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:44,817 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:44,817 INFO L85 PathProgramCache]: Analyzing trace with hash -515521870, now seen corresponding path program 1 times [2024-08-14 12:06:44,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:44,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596730950] [2024-08-14 12:06:44,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:44,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:45,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:45,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:45,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596730950] [2024-08-14 12:06:45,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596730950] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:45,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:45,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 12:06:45,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582078671] [2024-08-14 12:06:45,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:45,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-14 12:06:45,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:45,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-14 12:06:45,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-08-14 12:06:45,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:45,381 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:45,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 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) [2024-08-14 12:06:45,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:45,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:45,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:45,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:45,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:45,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:45,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:45,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:45,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:45,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:45,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:45,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:45,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:45,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:45,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:45,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:45,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:45,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:45,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:45,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:45,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:45,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:45,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:45,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:45,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:45,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:45,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-08-14 12:06:45,855 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:45,855 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:45,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1130720239, now seen corresponding path program 3 times [2024-08-14 12:06:45,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:45,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494315090] [2024-08-14 12:06:45,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:45,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:45,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:46,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:46,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:46,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494315090] [2024-08-14 12:06:46,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494315090] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:46,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:46,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-08-14 12:06:46,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710729475] [2024-08-14 12:06:46,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:46,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-14 12:06:46,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:46,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-14 12:06:46,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2024-08-14 12:06:46,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:46,633 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:46,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 11 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:46,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:46,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:46,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:46,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:46,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:46,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:46,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:46,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:46,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:46,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:46,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:46,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:46,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:46,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:47,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:47,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:47,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-08-14 12:06:47,238 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:47,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:47,238 INFO L85 PathProgramCache]: Analyzing trace with hash -541825364, now seen corresponding path program 1 times [2024-08-14 12:06:47,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:47,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420643453] [2024-08-14 12:06:47,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:47,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:47,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:47,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:47,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420643453] [2024-08-14 12:06:47,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420643453] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:47,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:47,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-14 12:06:47,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373766276] [2024-08-14 12:06:47,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:47,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-14 12:06:47,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:47,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-14 12:06:47,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-08-14 12:06:47,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:47,981 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:47,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.5) internal successors, (25), 10 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) [2024-08-14 12:06:47,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:47,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:47,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:47,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:47,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:47,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:47,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:47,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:47,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:47,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:47,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:47,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:47,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:47,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:47,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:48,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:48,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:48,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-08-14 12:06:48,809 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:48,809 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:48,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1146870962, now seen corresponding path program 2 times [2024-08-14 12:06:48,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:48,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754160110] [2024-08-14 12:06:48,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:48,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:49,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:49,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:49,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754160110] [2024-08-14 12:06:49,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754160110] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:49,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:49,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 12:06:49,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419575382] [2024-08-14 12:06:49,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:49,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-14 12:06:49,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:49,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-14 12:06:49,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-08-14 12:06:49,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:49,143 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:49,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 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) [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:49,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:49,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:49,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:49,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:49,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:49,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:49,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:49,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:49,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:49,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:49,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:49,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:49,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:49,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:49,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:49,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:49,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:49,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:49,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:49,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-08-14 12:06:49,611 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:49,612 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:49,612 INFO L85 PathProgramCache]: Analyzing trace with hash 620912631, now seen corresponding path program 4 times [2024-08-14 12:06:49,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:49,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720490499] [2024-08-14 12:06:49,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:49,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:50,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:50,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:50,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720490499] [2024-08-14 12:06:50,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720490499] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:50,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:50,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-08-14 12:06:50,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868017393] [2024-08-14 12:06:50,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:50,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-14 12:06:50,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:50,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-14 12:06:50,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2024-08-14 12:06:50,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:50,277 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:50,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.3636363636363638) internal successors, (26), 11 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:50,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:50,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:51,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:51,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:51,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:51,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:51,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:51,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:51,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:51,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:51,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-08-14 12:06:51,012 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:51,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:51,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1468490010, now seen corresponding path program 1 times [2024-08-14 12:06:51,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:51,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789307010] [2024-08-14 12:06:51,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:51,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:51,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:51,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:51,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789307010] [2024-08-14 12:06:51,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789307010] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:51,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:51,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:06:51,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025116701] [2024-08-14 12:06:51,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:51,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 12:06:51,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:51,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 12:06:51,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-08-14 12:06:51,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:51,357 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:51,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 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) [2024-08-14 12:06:51,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:51,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:51,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:51,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:51,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:51,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:51,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:51,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:51,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:51,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:51,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:51,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:51,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:51,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:51,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:51,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:51,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:51,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:51,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:51,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:51,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:51,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:51,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:51,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:51,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-08-14 12:06:51,853 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:51,853 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:51,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1721450429, now seen corresponding path program 1 times [2024-08-14 12:06:51,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:51,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776596812] [2024-08-14 12:06:51,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:51,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:51,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:52,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:52,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:52,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776596812] [2024-08-14 12:06:52,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776596812] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:52,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:52,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:06:52,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690891859] [2024-08-14 12:06:52,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:52,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:06:52,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:52,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:06:52,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:06:52,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:52,127 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:52,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 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) [2024-08-14 12:06:52,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:52,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:52,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:52,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:52,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:52,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:52,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:52,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:52,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:52,483 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-14 12:06:52,484 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-14 12:06:52,484 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-08-14 12:06:52,484 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-08-14 12:06:52,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-08-14 12:06:52,486 INFO L445 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-14 12:06:52,487 INFO L308 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork2 was SAFE,SAFE,SAFE,SAFE (3/4) [2024-08-14 12:06:52,490 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:06:52,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 12:06:52,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 12:06:52,492 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-14 12:06:52,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2024-08-14 12:06:52,497 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 12:06:52,497 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork1 ======== [2024-08-14 12:06:52,499 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@57ca6a5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 12:06:52,499 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-14 12:06:52,610 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:52,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:52,611 INFO L85 PathProgramCache]: Analyzing trace with hash -2001724712, now seen corresponding path program 1 times [2024-08-14 12:06:52,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:52,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735463904] [2024-08-14 12:06:52,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:52,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:52,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:52,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:52,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735463904] [2024-08-14 12:06:52,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735463904] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:52,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:52,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:06:52,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039522468] [2024-08-14 12:06:52,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:52,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:06:52,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:52,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:06:52,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:06:52,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:52,971 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:52,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 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) [2024-08-14 12:06:52,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:53,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:53,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-08-14 12:06:53,070 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:53,070 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:53,070 INFO L85 PathProgramCache]: Analyzing trace with hash -454360125, now seen corresponding path program 1 times [2024-08-14 12:06:53,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:53,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586856235] [2024-08-14 12:06:53,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:53,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:53,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:53,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:53,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586856235] [2024-08-14 12:06:53,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586856235] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:53,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:53,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:06:53,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154235124] [2024-08-14 12:06:53,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:53,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:06:53,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:53,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:06:53,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:06:53,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:53,188 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:53,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 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) [2024-08-14 12:06:53,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:53,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:53,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:53,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:53,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-08-14 12:06:53,312 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:53,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:53,312 INFO L85 PathProgramCache]: Analyzing trace with hash 949360186, now seen corresponding path program 1 times [2024-08-14 12:06:53,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:53,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075520338] [2024-08-14 12:06:53,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:53,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:53,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:53,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:53,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075520338] [2024-08-14 12:06:53,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075520338] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:53,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:53,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:06:53,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164203462] [2024-08-14 12:06:53,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:53,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:06:53,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:53,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:06:53,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:06:53,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:53,489 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:53,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:53,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:53,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:53,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:53,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:53,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:53,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:53,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-08-14 12:06:53,621 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:53,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:53,622 INFO L85 PathProgramCache]: Analyzing trace with hash 2140287385, now seen corresponding path program 1 times [2024-08-14 12:06:53,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:53,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222721350] [2024-08-14 12:06:53,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:53,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:54,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:54,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:54,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222721350] [2024-08-14 12:06:54,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222721350] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:54,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:54,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 12:06:54,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66884784] [2024-08-14 12:06:54,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:54,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:06:54,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:54,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:06:54,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:06:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:54,087 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:54,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:54,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:54,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:54,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:54,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:54,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-08-14 12:06:54,264 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:54,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:54,265 INFO L85 PathProgramCache]: Analyzing trace with hash 2000449598, now seen corresponding path program 1 times [2024-08-14 12:06:54,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:54,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385751549] [2024-08-14 12:06:54,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:54,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:54,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:54,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:54,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385751549] [2024-08-14 12:06:54,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385751549] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:54,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:54,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 12:06:54,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448637494] [2024-08-14 12:06:54,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:54,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-14 12:06:54,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:54,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-14 12:06:54,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-08-14 12:06:54,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:54,676 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:54,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 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) [2024-08-14 12:06:54,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:54,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:54,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:54,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:54,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:54,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:54,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:54,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:54,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:54,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:54,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-08-14 12:06:54,806 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:54,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:54,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1962292539, now seen corresponding path program 1 times [2024-08-14 12:06:54,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:54,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460240821] [2024-08-14 12:06:54,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:54,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:55,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:55,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:55,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460240821] [2024-08-14 12:06:55,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460240821] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:55,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:55,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-14 12:06:55,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251270385] [2024-08-14 12:06:55,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:55,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 12:06:55,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:55,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 12:06:55,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-08-14 12:06:55,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:55,308 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:55,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.1) 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) [2024-08-14 12:06:55,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:55,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:55,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:55,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:55,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:55,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:55,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:55,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:55,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:55,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:55,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:55,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:55,537 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-08-14 12:06:55,537 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:55,538 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:55,538 INFO L85 PathProgramCache]: Analyzing trace with hash 118312546, now seen corresponding path program 1 times [2024-08-14 12:06:55,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:55,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387429637] [2024-08-14 12:06:55,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:55,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:55,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:55,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:55,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387429637] [2024-08-14 12:06:55,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387429637] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:55,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:55,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:06:55,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869368257] [2024-08-14 12:06:55,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:55,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 12:06:55,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:55,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 12:06:55,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-14 12:06:55,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:55,669 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:55,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:55,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:55,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:55,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:55,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:55,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:55,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:55,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:55,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-08-14 12:06:55,797 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:55,798 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:55,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1550380202, now seen corresponding path program 1 times [2024-08-14 12:06:55,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:55,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512729164] [2024-08-14 12:06:55,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:55,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:56,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:56,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:56,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512729164] [2024-08-14 12:06:56,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512729164] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:56,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:56,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-14 12:06:56,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848722696] [2024-08-14 12:06:56,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:56,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-14 12:06:56,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:56,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-14 12:06:56,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-08-14 12:06:56,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:56,158 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:56,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 8 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) [2024-08-14 12:06:56,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:56,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:56,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:56,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:56,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:56,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:56,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:56,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:56,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:56,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:56,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:56,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:56,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:56,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:56,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:56,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:56,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-08-14 12:06:56,305 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:56,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:56,305 INFO L85 PathProgramCache]: Analyzing trace with hash -817145533, now seen corresponding path program 1 times [2024-08-14 12:06:56,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:56,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439519679] [2024-08-14 12:06:56,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:56,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:56,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:56,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:56,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:56,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439519679] [2024-08-14 12:06:56,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439519679] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:56,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:56,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-14 12:06:56,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085484938] [2024-08-14 12:06:56,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:56,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-14 12:06:56,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:56,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-14 12:06:56,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-08-14 12:06:56,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:56,760 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:56,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.4) internal successors, (24), 10 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) [2024-08-14 12:06:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:56,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:57,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:57,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:57,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:57,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:57,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:57,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:57,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:57,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:57,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:57,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-08-14 12:06:57,166 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:57,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:57,166 INFO L85 PathProgramCache]: Analyzing trace with hash 67764035, now seen corresponding path program 2 times [2024-08-14 12:06:57,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:57,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565755494] [2024-08-14 12:06:57,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:57,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:57,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:57,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:57,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565755494] [2024-08-14 12:06:57,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565755494] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:57,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:57,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 12:06:57,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532119977] [2024-08-14 12:06:57,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:57,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 12:06:57,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:57,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 12:06:57,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-08-14 12:06:57,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:57,544 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:57,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 9 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) [2024-08-14 12:06:57,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:57,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:57,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:57,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:57,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:57,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:57,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:57,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:57,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:57,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:58,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:58,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:58,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-08-14 12:06:58,070 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:58,070 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:58,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1501069378, now seen corresponding path program 1 times [2024-08-14 12:06:58,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:58,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669702480] [2024-08-14 12:06:58,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:58,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:58,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:58,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:58,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669702480] [2024-08-14 12:06:58,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669702480] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:58,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:58,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 12:06:58,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452030065] [2024-08-14 12:06:58,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:58,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-14 12:06:58,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:58,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-14 12:06:58,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2024-08-14 12:06:58,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:58,588 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:58,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:06:58,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:58,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:58,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:58,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:58,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:58,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:58,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:58,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:58,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:58,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:58,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:58,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:58,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:58,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:58,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:58,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:58,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:58,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:58,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:58,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:58,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:58,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:58,871 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-08-14 12:06:58,871 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:58,872 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:58,872 INFO L85 PathProgramCache]: Analyzing trace with hash 842131546, now seen corresponding path program 1 times [2024-08-14 12:06:58,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:58,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539219037] [2024-08-14 12:06:58,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:58,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:06:59,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:06:59,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:06:59,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539219037] [2024-08-14 12:06:59,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539219037] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:06:59,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:06:59,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-14 12:06:59,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661511986] [2024-08-14 12:06:59,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:06:59,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 12:06:59,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:06:59,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 12:06:59,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-08-14 12:06:59,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:59,557 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:06:59,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.1) 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) [2024-08-14 12:06:59,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:59,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:59,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:59,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:59,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:59,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:59,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:59,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:59,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:59,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:59,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:59,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:06:59,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:06:59,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:06:59,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:59,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:59,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:59,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:06:59,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:06:59,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:59,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:59,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:06:59,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:59,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:06:59,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-08-14 12:06:59,776 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:06:59,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:06:59,777 INFO L85 PathProgramCache]: Analyzing trace with hash 711490011, now seen corresponding path program 1 times [2024-08-14 12:06:59,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:06:59,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642342892] [2024-08-14 12:06:59,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:06:59,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:06:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:00,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:00,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:00,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642342892] [2024-08-14 12:07:00,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642342892] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:00,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:00,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-14 12:07:00,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653291802] [2024-08-14 12:07:00,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:00,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-14 12:07:00,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:00,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-14 12:07:00,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=37, Unknown=0, NotChecked=0, Total=72 [2024-08-14 12:07:00,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:00,219 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:00,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.375) internal successors, (19), 8 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) [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:00,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:00,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:00,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:00,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:00,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:00,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:00,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:00,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:00,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:00,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:00,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:00,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:00,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:00,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:00,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-08-14 12:07:00,844 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:00,844 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:00,844 INFO L85 PathProgramCache]: Analyzing trace with hash -2046234372, now seen corresponding path program 1 times [2024-08-14 12:07:00,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:00,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125466085] [2024-08-14 12:07:00,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:00,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:01,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:01,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:01,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125466085] [2024-08-14 12:07:01,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125466085] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:01,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:01,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:07:01,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252694881] [2024-08-14 12:07:01,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:01,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:07:01,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:01,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:07:01,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:07:01,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:01,075 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:01,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:01,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:01,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:01,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:01,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-08-14 12:07:01,238 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:01,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:01,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1067294011, now seen corresponding path program 1 times [2024-08-14 12:07:01,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:01,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218299747] [2024-08-14 12:07:01,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:01,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:01,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:01,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:01,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218299747] [2024-08-14 12:07:01,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218299747] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:01,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:01,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:07:01,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483200856] [2024-08-14 12:07:01,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:01,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 12:07:01,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:01,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 12:07:01,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-08-14 12:07:01,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:01,545 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:01,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 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) [2024-08-14 12:07:01,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:01,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:01,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:01,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:01,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:01,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-08-14 12:07:01,770 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:01,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:01,771 INFO L85 PathProgramCache]: Analyzing trace with hash 243114461, now seen corresponding path program 1 times [2024-08-14 12:07:01,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:01,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527304609] [2024-08-14 12:07:01,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:01,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:01,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:02,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:02,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:02,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527304609] [2024-08-14 12:07:02,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527304609] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:02,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:02,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 12:07:02,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991126978] [2024-08-14 12:07:02,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:02,022 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:07:02,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:02,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:07:02,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:07:02,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:02,022 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:02,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:07:02,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:02,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:02,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:02,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:02,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:02,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:02,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:02,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-08-14 12:07:02,329 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:02,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:02,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1195726882, now seen corresponding path program 1 times [2024-08-14 12:07:02,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:02,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735482356] [2024-08-14 12:07:02,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:02,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:02,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:02,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:02,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735482356] [2024-08-14 12:07:02,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735482356] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:02,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:02,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 12:07:02,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205137283] [2024-08-14 12:07:02,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:02,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:07:02,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:02,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:07:02,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:07:02,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:02,632 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:02,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:07:02,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:02,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:02,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:02,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:02,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:02,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:02,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:02,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:02,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-08-14 12:07:03,097 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:03,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:03,097 INFO L85 PathProgramCache]: Analyzing trace with hash 442091515, now seen corresponding path program 1 times [2024-08-14 12:07:03,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:03,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108605304] [2024-08-14 12:07:03,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:03,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:03,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:03,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:03,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108605304] [2024-08-14 12:07:03,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108605304] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:03,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:03,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:07:03,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646797876] [2024-08-14 12:07:03,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:03,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:07:03,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:03,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:07:03,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:07:03,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:03,269 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:03,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-08-14 12:07:03,439 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:03,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:03,440 INFO L85 PathProgramCache]: Analyzing trace with hash 819935550, now seen corresponding path program 1 times [2024-08-14 12:07:03,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:03,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707646913] [2024-08-14 12:07:03,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:03,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:03,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:03,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:03,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707646913] [2024-08-14 12:07:03,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707646913] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:03,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:03,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:07:03,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379619808] [2024-08-14 12:07:03,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:03,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 12:07:03,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:03,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 12:07:03,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-08-14 12:07:03,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:03,665 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:03,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 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) [2024-08-14 12:07:03,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:03,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:03,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:03,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-08-14 12:07:03,965 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:03,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:03,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1381426707, now seen corresponding path program 1 times [2024-08-14 12:07:03,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:03,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430460900] [2024-08-14 12:07:03,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:03,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:04,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:04,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:04,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430460900] [2024-08-14 12:07:04,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430460900] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:04,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:04,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-14 12:07:04,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24843925] [2024-08-14 12:07:04,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:04,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-14 12:07:04,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:04,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-14 12:07:04,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-14 12:07:04,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:04,223 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:04,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 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) [2024-08-14 12:07:04,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:04,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:04,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:04,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:04,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:04,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-08-14 12:07:04,415 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:04,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:04,415 INFO L85 PathProgramCache]: Analyzing trace with hash -49394940, now seen corresponding path program 1 times [2024-08-14 12:07:04,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:04,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346284540] [2024-08-14 12:07:04,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:04,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:04,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:04,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:04,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346284540] [2024-08-14 12:07:04,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346284540] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:04,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:04,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 12:07:04,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852743858] [2024-08-14 12:07:04,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:04,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-14 12:07:04,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:04,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-14 12:07:04,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-14 12:07:04,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:04,591 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:04,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:07:04,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:04,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:04,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:04,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:04,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:04,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:04,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:04,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:04,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:04,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-08-14 12:07:04,748 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:04,749 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:04,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1453345995, now seen corresponding path program 1 times [2024-08-14 12:07:04,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:04,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955662979] [2024-08-14 12:07:04,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:04,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:05,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:05,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955662979] [2024-08-14 12:07:05,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955662979] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:05,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:05,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:07:05,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653769642] [2024-08-14 12:07:05,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:05,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 12:07:05,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:05,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 12:07:05,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-08-14 12:07:05,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:05,152 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:05,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 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) [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-08-14 12:07:05,355 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:05,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:05,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1670970064, now seen corresponding path program 1 times [2024-08-14 12:07:05,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:05,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483791437] [2024-08-14 12:07:05,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:05,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:05,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:05,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:05,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:05,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483791437] [2024-08-14 12:07:05,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483791437] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:05,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:05,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:07:05,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531875835] [2024-08-14 12:07:05,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:05,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:07:05,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:05,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:07:05,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:07:05,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:05,622 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:05,622 INFO L496 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) [2024-08-14 12:07:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:05,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-08-14 12:07:05,840 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:05,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:05,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1198691656, now seen corresponding path program 1 times [2024-08-14 12:07:05,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:05,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963534337] [2024-08-14 12:07:05,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:05,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:06,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:06,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:06,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963534337] [2024-08-14 12:07:06,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963534337] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:06,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:06,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-14 12:07:06,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655241734] [2024-08-14 12:07:06,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:06,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-14 12:07:06,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:06,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-14 12:07:06,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-08-14 12:07:06,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:06,181 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:06,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.625) internal successors, (21), 7 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) [2024-08-14 12:07:06,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:06,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:06,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:06,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:06,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:06,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:06,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:06,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:06,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:06,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:06,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:06,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:06,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-08-14 12:07:06,701 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:06,702 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:06,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1193261896, now seen corresponding path program 2 times [2024-08-14 12:07:06,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:06,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137052170] [2024-08-14 12:07:06,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:06,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:07,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:07,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:07,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137052170] [2024-08-14 12:07:07,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137052170] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:07,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:07,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-14 12:07:07,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386513058] [2024-08-14 12:07:07,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:07,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-14 12:07:07,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:07,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-14 12:07:07,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-08-14 12:07:07,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:07,030 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:07,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.625) internal successors, (21), 7 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) [2024-08-14 12:07:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 12:07:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:07,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:07,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:07,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:07,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:07,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:07,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:07,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:07,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:07,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:07,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-08-14 12:07:07,759 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:07,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:07,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1721450388, now seen corresponding path program 1 times [2024-08-14 12:07:07,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:07,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090580007] [2024-08-14 12:07:07,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:07,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:08,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:08,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:08,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090580007] [2024-08-14 12:07:08,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090580007] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:08,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:08,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 12:07:08,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990685675] [2024-08-14 12:07:08,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:08,002 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 12:07:08,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:08,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 12:07:08,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-08-14 12:07:08,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:08,003 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:08,003 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 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) [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:08,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:08,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:08,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:08,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-08-14 12:07:08,325 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-14 12:07:08,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 12:07:08,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1825356189, now seen corresponding path program 1 times [2024-08-14 12:07:08,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 12:07:08,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193985643] [2024-08-14 12:07:08,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 12:07:08,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 12:07:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 12:07:08,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 12:07:08,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 12:07:08,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193985643] [2024-08-14 12:07:08,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193985643] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 12:07:08,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 12:07:08,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 12:07:08,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258418661] [2024-08-14 12:07:08,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 12:07:08,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 12:07:08,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 12:07:08,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 12:07:08,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-08-14 12:07:08,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:08,753 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 12:07:08,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:08,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:08,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:08,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 12:07:09,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:09,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-14 12:07:09,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:09,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:09,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:09,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:09,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 12:07:09,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 12:07:09,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 12:07:09,103 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-14 12:07:09,104 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-14 12:07:09,104 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-08-14 12:07:09,104 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-08-14 12:07:09,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-08-14 12:07:09,105 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-14 12:07:09,105 INFO L308 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE (4/4) [2024-08-14 12:07:09,106 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-14 12:07:09,106 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-14 12:07:09,110 INFO L507 ceAbstractionStarter]: Automizer considered 15 witness invariants [2024-08-14 12:07:09,110 INFO L508 ceAbstractionStarter]: WitnessConsidered=15 [2024-08-14 12:07:09,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.08 12:07:09 BasicIcfg [2024-08-14 12:07:09,111 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-14 12:07:09,112 INFO L158 Benchmark]: Toolchain (without parser) took 79827.97ms. Allocated memory was 169.9MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 114.3MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 299.6MB. Max. memory is 16.1GB. [2024-08-14 12:07:09,112 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 169.9MB. Free memory was 141.6MB in the beginning and 141.4MB in the end (delta: 184.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 12:07:09,112 INFO L158 Benchmark]: CDTParser took 0.84ms. Allocated memory is still 169.9MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 12:07:09,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 979.36ms. Allocated memory was 169.9MB in the beginning and 207.6MB in the end (delta: 37.7MB). Free memory was 114.3MB in the beginning and 168.7MB in the end (delta: -54.4MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2024-08-14 12:07:09,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.24ms. Allocated memory is still 207.6MB. Free memory was 168.7MB in the beginning and 165.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-14 12:07:09,113 INFO L158 Benchmark]: Boogie Preprocessor took 43.28ms. Allocated memory is still 207.6MB. Free memory was 165.5MB in the beginning and 162.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 12:07:09,114 INFO L158 Benchmark]: RCFGBuilder took 1139.58ms. Allocated memory is still 207.6MB. Free memory was 162.4MB in the beginning and 147.7MB in the end (delta: 14.7MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2024-08-14 12:07:09,114 INFO L158 Benchmark]: TraceAbstraction took 77578.93ms. Allocated memory was 207.6MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 146.7MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 291.1MB. Max. memory is 16.1GB. [2024-08-14 12:07:09,115 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 0.20ms. Allocated memory is still 169.9MB. Free memory was 141.6MB in the beginning and 141.4MB in the end (delta: 184.6kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.84ms. Allocated memory is still 169.9MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 979.36ms. Allocated memory was 169.9MB in the beginning and 207.6MB in the end (delta: 37.7MB). Free memory was 114.3MB in the beginning and 168.7MB in the end (delta: -54.4MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.24ms. Allocated memory is still 207.6MB. Free memory was 168.7MB in the beginning and 165.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.28ms. Allocated memory is still 207.6MB. Free memory was 165.5MB in the beginning and 162.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1139.58ms. Allocated memory is still 207.6MB. Free memory was 162.4MB in the beginning and 147.7MB in the end (delta: 14.7MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * TraceAbstraction took 77578.93ms. Allocated memory was 207.6MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 146.7MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 291.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41988, independent: 37161, independent conditional: 35898, independent unconditional: 1263, dependent: 4827, dependent conditional: 4781, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 37539, independent: 37161, independent conditional: 35898, independent unconditional: 1263, dependent: 378, dependent conditional: 332, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 37539, independent: 37161, independent conditional: 35898, independent unconditional: 1263, dependent: 378, dependent conditional: 332, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45393, independent: 37161, independent conditional: 1493, independent unconditional: 35668, dependent: 8232, dependent conditional: 6361, dependent unconditional: 1871, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 45393, independent: 37161, independent conditional: 1493, independent unconditional: 35668, dependent: 8232, dependent conditional: 6349, dependent unconditional: 1883, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 45393, independent: 37161, independent conditional: 1493, independent unconditional: 35668, dependent: 8232, dependent conditional: 6349, dependent unconditional: 1883, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1679, independent: 1317, independent conditional: 50, independent unconditional: 1267, dependent: 362, dependent conditional: 316, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1679, independent: 884, independent conditional: 0, independent unconditional: 884, dependent: 795, dependent conditional: 0, dependent unconditional: 795, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 795, independent: 433, independent conditional: 50, independent unconditional: 383, dependent: 362, dependent conditional: 316, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 795, independent: 433, independent conditional: 50, independent unconditional: 383, dependent: 362, dependent conditional: 316, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4222, independent: 2165, independent conditional: 368, independent unconditional: 1797, dependent: 2057, dependent conditional: 1797, dependent unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 45393, independent: 35844, independent conditional: 1443, independent unconditional: 34401, dependent: 7870, dependent conditional: 6033, dependent unconditional: 1837, unknown: 1679, unknown conditional: 366, unknown unconditional: 1313] , Statistics on independence cache: Total cache size (in pairs): 1679, Positive cache size: 1317, Positive conditional cache size: 50, Positive unconditional cache size: 1267, Negative cache size: 362, Negative conditional cache size: 316, Negative unconditional cache size: 46, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 12, Maximal queried relation: 18, Independence queries for same thread: 4449 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.2s, Number of persistent set computation: 753, Number of trivial persistent sets: 488, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1309, independent: 1263, independent conditional: 0, independent unconditional: 1263, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41988, independent: 37161, independent conditional: 35898, independent unconditional: 1263, dependent: 4827, dependent conditional: 4781, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 37539, independent: 37161, independent conditional: 35898, independent unconditional: 1263, dependent: 378, dependent conditional: 332, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 37539, independent: 37161, independent conditional: 35898, independent unconditional: 1263, dependent: 378, dependent conditional: 332, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45393, independent: 37161, independent conditional: 1493, independent unconditional: 35668, dependent: 8232, dependent conditional: 6361, dependent unconditional: 1871, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 45393, independent: 37161, independent conditional: 1493, independent unconditional: 35668, dependent: 8232, dependent conditional: 6349, dependent unconditional: 1883, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 45393, independent: 37161, independent conditional: 1493, independent unconditional: 35668, dependent: 8232, dependent conditional: 6349, dependent unconditional: 1883, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1679, independent: 1317, independent conditional: 50, independent unconditional: 1267, dependent: 362, dependent conditional: 316, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1679, independent: 884, independent conditional: 0, independent unconditional: 884, dependent: 795, dependent conditional: 0, dependent unconditional: 795, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 795, independent: 433, independent conditional: 50, independent unconditional: 383, dependent: 362, dependent conditional: 316, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 795, independent: 433, independent conditional: 50, independent unconditional: 383, dependent: 362, dependent conditional: 316, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4222, independent: 2165, independent conditional: 368, independent unconditional: 1797, dependent: 2057, dependent conditional: 1797, dependent unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 45393, independent: 35844, independent conditional: 1443, independent unconditional: 34401, dependent: 7870, dependent conditional: 6033, dependent unconditional: 1837, unknown: 1679, unknown conditional: 366, unknown unconditional: 1313] , Statistics on independence cache: Total cache size (in pairs): 1679, Positive cache size: 1317, Positive conditional cache size: 50, Positive unconditional cache size: 1267, Negative cache size: 362, Negative conditional cache size: 316, Negative unconditional cache size: 46, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 12, Maximal queried relation: 18, Independence queries for same thread: 4449 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 60223, independent: 51834, independent conditional: 50565, independent unconditional: 1269, dependent: 8389, dependent conditional: 8343, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 52405, independent: 51834, independent conditional: 50565, independent unconditional: 1269, dependent: 571, dependent conditional: 525, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 52405, independent: 51834, independent conditional: 50565, independent unconditional: 1269, dependent: 571, dependent conditional: 525, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 62555, independent: 51834, independent conditional: 1956, independent unconditional: 49878, dependent: 10721, dependent conditional: 8194, dependent unconditional: 2527, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 62555, independent: 51834, independent conditional: 1956, independent unconditional: 49878, dependent: 10721, dependent conditional: 8192, dependent unconditional: 2529, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 62555, independent: 51834, independent conditional: 1956, independent unconditional: 49878, dependent: 10721, dependent conditional: 8192, dependent unconditional: 2529, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1713, independent: 1321, independent conditional: 46, independent unconditional: 1275, dependent: 392, dependent conditional: 346, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1713, independent: 890, independent conditional: 0, independent unconditional: 890, dependent: 823, dependent conditional: 0, dependent unconditional: 823, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 823, independent: 431, independent conditional: 46, independent unconditional: 385, dependent: 392, dependent conditional: 346, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 823, independent: 431, independent conditional: 46, independent unconditional: 385, dependent: 392, dependent conditional: 346, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3468, independent: 1578, independent conditional: 215, independent unconditional: 1362, dependent: 1890, dependent conditional: 1706, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 62555, independent: 50513, independent conditional: 1910, independent unconditional: 48603, dependent: 10329, dependent conditional: 7846, dependent unconditional: 2483, unknown: 1713, unknown conditional: 392, unknown unconditional: 1321] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 1321, Positive conditional cache size: 46, Positive unconditional cache size: 1275, Negative cache size: 392, Negative conditional cache size: 346, Negative unconditional cache size: 46, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2, Maximal queried relation: 16, Independence queries for same thread: 7818 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.6s, Number of persistent set computation: 1038, Number of trivial persistent sets: 636, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1315, independent: 1269, independent conditional: 0, independent unconditional: 1269, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 60223, independent: 51834, independent conditional: 50565, independent unconditional: 1269, dependent: 8389, dependent conditional: 8343, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 52405, independent: 51834, independent conditional: 50565, independent unconditional: 1269, dependent: 571, dependent conditional: 525, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 52405, independent: 51834, independent conditional: 50565, independent unconditional: 1269, dependent: 571, dependent conditional: 525, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 62555, independent: 51834, independent conditional: 1956, independent unconditional: 49878, dependent: 10721, dependent conditional: 8194, dependent unconditional: 2527, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 62555, independent: 51834, independent conditional: 1956, independent unconditional: 49878, dependent: 10721, dependent conditional: 8192, dependent unconditional: 2529, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 62555, independent: 51834, independent conditional: 1956, independent unconditional: 49878, dependent: 10721, dependent conditional: 8192, dependent unconditional: 2529, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1713, independent: 1321, independent conditional: 46, independent unconditional: 1275, dependent: 392, dependent conditional: 346, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1713, independent: 890, independent conditional: 0, independent unconditional: 890, dependent: 823, dependent conditional: 0, dependent unconditional: 823, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 823, independent: 431, independent conditional: 46, independent unconditional: 385, dependent: 392, dependent conditional: 346, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 823, independent: 431, independent conditional: 46, independent unconditional: 385, dependent: 392, dependent conditional: 346, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3468, independent: 1578, independent conditional: 215, independent unconditional: 1362, dependent: 1890, dependent conditional: 1706, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 62555, independent: 50513, independent conditional: 1910, independent unconditional: 48603, dependent: 10329, dependent conditional: 7846, dependent unconditional: 2483, unknown: 1713, unknown conditional: 392, unknown unconditional: 1321] , Statistics on independence cache: Total cache size (in pairs): 1713, Positive cache size: 1321, Positive conditional cache size: 46, Positive unconditional cache size: 1275, Negative cache size: 392, Negative conditional cache size: 346, Negative unconditional cache size: 46, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2, Maximal queried relation: 16, Independence queries for same thread: 7818 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56737, independent: 50504, independent conditional: 49270, independent unconditional: 1234, dependent: 6233, dependent conditional: 6188, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 51294, independent: 50504, independent conditional: 49270, independent unconditional: 1234, dependent: 790, dependent conditional: 745, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 51294, independent: 50504, independent conditional: 49270, independent unconditional: 1234, dependent: 790, dependent conditional: 745, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 63147, independent: 50504, independent conditional: 1235, independent unconditional: 49269, dependent: 12643, dependent conditional: 10618, dependent unconditional: 2025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 63147, independent: 50504, independent conditional: 1235, independent unconditional: 49269, dependent: 12643, dependent conditional: 10583, dependent unconditional: 2060, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 63147, independent: 50504, independent conditional: 1235, independent unconditional: 49269, dependent: 12643, dependent conditional: 10583, dependent unconditional: 2060, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1679, independent: 1267, independent conditional: 29, independent unconditional: 1238, dependent: 412, dependent conditional: 367, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1679, independent: 859, independent conditional: 0, independent unconditional: 859, dependent: 820, dependent conditional: 0, dependent unconditional: 820, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 820, independent: 408, independent conditional: 29, independent unconditional: 379, dependent: 412, dependent conditional: 367, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 820, independent: 408, independent conditional: 29, independent unconditional: 379, dependent: 412, dependent conditional: 367, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3391, independent: 1437, independent conditional: 112, independent unconditional: 1325, dependent: 1954, dependent conditional: 1799, dependent unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 63147, independent: 49237, independent conditional: 1206, independent unconditional: 48031, dependent: 12231, dependent conditional: 10216, dependent unconditional: 2015, unknown: 1679, unknown conditional: 396, unknown unconditional: 1283] , Statistics on independence cache: Total cache size (in pairs): 1679, Positive cache size: 1267, Positive conditional cache size: 29, Positive unconditional cache size: 1238, Negative cache size: 412, Negative conditional cache size: 367, Negative unconditional cache size: 45, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 35, Maximal queried relation: 14, Independence queries for same thread: 5443 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.5s, Number of persistent set computation: 657, Number of trivial persistent sets: 426, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1279, independent: 1234, independent conditional: 0, independent unconditional: 1234, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56737, independent: 50504, independent conditional: 49270, independent unconditional: 1234, dependent: 6233, dependent conditional: 6188, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 51294, independent: 50504, independent conditional: 49270, independent unconditional: 1234, dependent: 790, dependent conditional: 745, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 51294, independent: 50504, independent conditional: 49270, independent unconditional: 1234, dependent: 790, dependent conditional: 745, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 63147, independent: 50504, independent conditional: 1235, independent unconditional: 49269, dependent: 12643, dependent conditional: 10618, dependent unconditional: 2025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 63147, independent: 50504, independent conditional: 1235, independent unconditional: 49269, dependent: 12643, dependent conditional: 10583, dependent unconditional: 2060, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 63147, independent: 50504, independent conditional: 1235, independent unconditional: 49269, dependent: 12643, dependent conditional: 10583, dependent unconditional: 2060, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1679, independent: 1267, independent conditional: 29, independent unconditional: 1238, dependent: 412, dependent conditional: 367, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1679, independent: 859, independent conditional: 0, independent unconditional: 859, dependent: 820, dependent conditional: 0, dependent unconditional: 820, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 820, independent: 408, independent conditional: 29, independent unconditional: 379, dependent: 412, dependent conditional: 367, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 820, independent: 408, independent conditional: 29, independent unconditional: 379, dependent: 412, dependent conditional: 367, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3391, independent: 1437, independent conditional: 112, independent unconditional: 1325, dependent: 1954, dependent conditional: 1799, dependent unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 63147, independent: 49237, independent conditional: 1206, independent unconditional: 48031, dependent: 12231, dependent conditional: 10216, dependent unconditional: 2015, unknown: 1679, unknown conditional: 396, unknown unconditional: 1283] , Statistics on independence cache: Total cache size (in pairs): 1679, Positive cache size: 1267, Positive conditional cache size: 29, Positive unconditional cache size: 1238, Negative cache size: 412, Negative conditional cache size: 367, Negative unconditional cache size: 45, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 35, Maximal queried relation: 14, Independence queries for same thread: 5443 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 67234, independent: 55178, independent conditional: 53942, independent unconditional: 1236, dependent: 12056, dependent conditional: 12016, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 55635, independent: 55178, independent conditional: 53942, independent unconditional: 1236, dependent: 457, dependent conditional: 417, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 55635, independent: 55178, independent conditional: 53942, independent unconditional: 1236, dependent: 457, dependent conditional: 417, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 65895, independent: 55178, independent conditional: 1287, independent unconditional: 53891, dependent: 10717, dependent conditional: 8973, dependent unconditional: 1744, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 65895, independent: 55178, independent conditional: 1287, independent unconditional: 53891, dependent: 10717, dependent conditional: 8973, dependent unconditional: 1744, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65895, independent: 55178, independent conditional: 1287, independent unconditional: 53891, dependent: 10717, dependent conditional: 8973, dependent unconditional: 1744, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1623, independent: 1271, independent conditional: 31, independent unconditional: 1240, dependent: 352, dependent conditional: 312, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1623, independent: 884, independent conditional: 0, independent unconditional: 884, dependent: 739, dependent conditional: 0, dependent unconditional: 739, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 739, independent: 387, independent conditional: 31, independent unconditional: 356, dependent: 352, dependent conditional: 312, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 739, independent: 387, independent conditional: 31, independent unconditional: 356, dependent: 352, dependent conditional: 312, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2460, independent: 1150, independent conditional: 124, independent unconditional: 1026, dependent: 1310, dependent conditional: 1175, dependent unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 65895, independent: 53907, independent conditional: 1256, independent unconditional: 52651, dependent: 10365, dependent conditional: 8661, dependent unconditional: 1704, unknown: 1623, unknown conditional: 343, unknown unconditional: 1280] , Statistics on independence cache: Total cache size (in pairs): 1623, Positive cache size: 1271, Positive conditional cache size: 31, Positive unconditional cache size: 1240, Negative cache size: 352, Negative conditional cache size: 312, Negative unconditional cache size: 40, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 22, Independence queries for same thread: 11599 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.2s, Number of persistent set computation: 891, Number of trivial persistent sets: 891, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1276, independent: 1236, independent conditional: 0, independent unconditional: 1236, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 67234, independent: 55178, independent conditional: 53942, independent unconditional: 1236, dependent: 12056, dependent conditional: 12016, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 55635, independent: 55178, independent conditional: 53942, independent unconditional: 1236, dependent: 457, dependent conditional: 417, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 55635, independent: 55178, independent conditional: 53942, independent unconditional: 1236, dependent: 457, dependent conditional: 417, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 65895, independent: 55178, independent conditional: 1287, independent unconditional: 53891, dependent: 10717, dependent conditional: 8973, dependent unconditional: 1744, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 65895, independent: 55178, independent conditional: 1287, independent unconditional: 53891, dependent: 10717, dependent conditional: 8973, dependent unconditional: 1744, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65895, independent: 55178, independent conditional: 1287, independent unconditional: 53891, dependent: 10717, dependent conditional: 8973, dependent unconditional: 1744, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1623, independent: 1271, independent conditional: 31, independent unconditional: 1240, dependent: 352, dependent conditional: 312, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1623, independent: 884, independent conditional: 0, independent unconditional: 884, dependent: 739, dependent conditional: 0, dependent unconditional: 739, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 739, independent: 387, independent conditional: 31, independent unconditional: 356, dependent: 352, dependent conditional: 312, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 739, independent: 387, independent conditional: 31, independent unconditional: 356, dependent: 352, dependent conditional: 312, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2460, independent: 1150, independent conditional: 124, independent unconditional: 1026, dependent: 1310, dependent conditional: 1175, dependent unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 65895, independent: 53907, independent conditional: 1256, independent unconditional: 52651, dependent: 10365, dependent conditional: 8661, dependent unconditional: 1704, unknown: 1623, unknown conditional: 343, unknown unconditional: 1280] , Statistics on independence cache: Total cache size (in pairs): 1623, Positive cache size: 1271, Positive conditional cache size: 31, Positive unconditional cache size: 1240, Negative cache size: 352, Negative conditional cache size: 312, Negative unconditional cache size: 40, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 22, Independence queries for same thread: 11599 - PositiveResult [Line: 774]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 786]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 789]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 796]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 818]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 822]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 829]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 754]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 757]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 760]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 767]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 739]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 742]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 745]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 747]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 85 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 27.5s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 12.3s, 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: 157, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.3s InterpolantComputationTime, 392 NumberOfCodeBlocks, 392 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 369 ConstructedInterpolants, 0 QuantifiedInterpolants, 10723 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 85 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 17.3s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 8.9s, 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: 129, 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, 8.0s InterpolantComputationTime, 396 NumberOfCodeBlocks, 396 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 375 ConstructedInterpolants, 0 QuantifiedInterpolants, 11263 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 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: P1Thread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 85 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 15.9s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 8.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 115, 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, 7.5s InterpolantComputationTime, 341 NumberOfCodeBlocks, 341 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 322 ConstructedInterpolants, 0 QuantifiedInterpolants, 9509 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 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: P0Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 85 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 16.6s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 7.6s, 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: 159, 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, 8.7s InterpolantComputationTime, 494 NumberOfCodeBlocks, 494 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 467 ConstructedInterpolants, 0 QuantifiedInterpolants, 13147 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 27 InterpolantComputations, 27 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 15 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-14 12:07:09,156 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2024-08-14 12:07:09,350 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 [2024-08-14 12:07:09,550 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2024-08-14 12:07:09,751 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 [2024-08-14 12:07:09,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE