./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a4c57e3 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_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.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 17:19:21,471 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 17:19:21,541 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 17:19:21,547 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 17:19:21,548 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 17:19:21,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 17:19:21,579 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 17:19:21,580 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 17:19:21,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 17:19:21,584 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 17:19:21,584 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 17:19:21,585 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 17:19:21,585 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 17:19:21,585 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 17:19:21,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 17:19:21,586 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 17:19:21,586 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 17:19:21,586 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 17:19:21,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 17:19:21,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 17:19:21,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 17:19:21,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 17:19:21,589 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 17:19:21,589 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 17:19:21,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 17:19:21,590 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 17:19:21,590 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 17:19:21,590 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 17:19:21,590 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 17:19:21,590 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 17:19:21,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 17:19:21,591 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 17:19:21,591 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 17:19:21,591 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 17:19:21,591 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 17:19:21,592 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 17:19:21,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 17:19:21,592 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 17:19:21,592 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 17:19:21,592 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 17:19:21,592 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 17:19:21,593 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-08 17:19:21,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 17:19:21,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 17:19:21,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 17:19:21,858 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 17:19:21,858 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 17:19:21,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-09-08 17:19:23,223 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 17:19:23,500 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 17:19:23,501 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-09-08 17:19:23,517 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9dc417602/7e0bb536f646468894c59cac33c4ffc0/FLAG8b5556768 [2024-09-08 17:19:23,536 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9dc417602/7e0bb536f646468894c59cac33c4ffc0 [2024-09-08 17:19:23,538 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 17:19:23,539 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 17:19:23,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.yml/witness.yml [2024-09-08 17:19:23,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 17:19:23,829 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 17:19:23,830 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 17:19:23,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 17:19:23,836 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 17:19:23,837 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 05:19:23" (1/2) ... [2024-09-08 17:19:23,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c522cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 05:19:23, skipping insertion in model container [2024-09-08 17:19:23,838 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 05:19:23" (1/2) ... [2024-09-08 17:19:23,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e06685e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 05:19:23, skipping insertion in model container [2024-09-08 17:19:23,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 05:19:23" (2/2) ... [2024-09-08 17:19:23,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c522cee and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:23, skipping insertion in model container [2024-09-08 17:19:23,840 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 05:19:23" (2/2) ... [2024-09-08 17:19:24,460 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 17:19:24,463 INFO L1541 ArrayList]: Location invariant before [L791-L791] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,464 INFO L1541 ArrayList]: Location invariant before [L785-L785] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,464 INFO L1541 ArrayList]: Location invariant before [L751-L751] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,464 INFO L1541 ArrayList]: Location invariant before [L788-L788] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,464 INFO L1541 ArrayList]: Location invariant before [L778-L778] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,465 INFO L1541 ArrayList]: Location invariant before [L824-L824] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,465 INFO L1541 ArrayList]: Location invariant before [L754-L754] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,465 INFO L1541 ArrayList]: Location invariant before [L798-L798] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,465 INFO L1541 ArrayList]: Location invariant before [L831-L831] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,467 INFO L1541 ArrayList]: Location invariant before [L739-L739] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,467 INFO L1541 ArrayList]: Location invariant before [L820-L820] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,467 INFO L1541 ArrayList]: Location invariant before [L771-L771] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,467 INFO L1541 ArrayList]: Location invariant before [L768-L768] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-09-08 17:19:24,467 INFO L1541 ArrayList]: Location invariant before [L761-L761] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL)) && ((1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd3) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )__unbuffered_p2_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((2LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p2_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd3 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff0_thd3 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$r_buff1_thd3 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 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) [2024-09-08 17:19:24,517 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 17:19:24,687 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] [2024-09-08 17:19:24,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 17:19:24,853 INFO L200 MainTranslator]: Completed pre-run [2024-09-08 17:19:24,877 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-08 17:19:25,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 17:19:25,176 INFO L204 MainTranslator]: Completed translation [2024-09-08 17:19:25,176 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25 WrapperNode [2024-09-08 17:19:25,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 17:19:25,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 17:19:25,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 17:19:25,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 17:19:25,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25" (1/1) ... [2024-09-08 17:19:25,234 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25" (1/1) ... [2024-09-08 17:19:25,300 INFO L138 Inliner]: procedures = 175, calls = 40, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2024-09-08 17:19:25,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 17:19:25,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 17:19:25,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 17:19:25,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 17:19:25,310 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25" (1/1) ... [2024-09-08 17:19:25,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25" (1/1) ... [2024-09-08 17:19:25,330 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25" (1/1) ... [2024-09-08 17:19:25,331 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25" (1/1) ... [2024-09-08 17:19:25,356 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25" (1/1) ... [2024-09-08 17:19:25,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25" (1/1) ... [2024-09-08 17:19:25,372 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25" (1/1) ... [2024-09-08 17:19:25,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25" (1/1) ... [2024-09-08 17:19:25,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 17:19:25,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 17:19:25,395 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 17:19:25,395 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 17:19:25,396 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25" (1/1) ... [2024-09-08 17:19:25,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 17:19:25,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 17:19:25,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-09-08 17:19:25,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-09-08 17:19:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-08 17:19:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 17:19:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-09-08 17:19:25,481 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-09-08 17:19:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-09-08 17:19:25,481 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-09-08 17:19:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-09-08 17:19:25,481 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-09-08 17:19:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 17:19:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-08 17:19:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 17:19:25,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 17:19:25,483 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-08 17:19:25,615 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 17:19:25,617 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 17:19:26,623 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 17:19:26,624 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 17:19:27,179 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 17:19:27,179 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-08 17:19:27,180 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 05:19:27 BoogieIcfgContainer [2024-09-08 17:19:27,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 17:19:27,183 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 17:19:27,184 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 17:19:27,187 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 17:19:27,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 05:19:23" (1/4) ... [2024-09-08 17:19:27,189 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76597f21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 05:19:27, skipping insertion in model container [2024-09-08 17:19:27,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 05:19:23" (2/4) ... [2024-09-08 17:19:27,189 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76597f21 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 05:19:27, skipping insertion in model container [2024-09-08 17:19:27,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 05:19:25" (3/4) ... [2024-09-08 17:19:27,190 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76597f21 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 05:19:27, skipping insertion in model container [2024-09-08 17:19:27,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 05:19:27" (4/4) ... [2024-09-08 17:19:27,191 INFO L112 eAbstractionObserver]: Analyzing ICFG safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-09-08 17:19:27,209 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 17:19:27,210 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2024-09-08 17:19:27,210 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 17:19:27,427 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-09-08 17:19:27,475 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 17:19:27,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 17:19:27,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 17:19:27,478 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 17:19:27,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-09-08 17:19:27,516 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 17:19:27,531 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2024-09-08 17:19:27,539 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@152bd073, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 17:19:27,540 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-08 17:19:28,353 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:28,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:28,359 INFO L85 PathProgramCache]: Analyzing trace with hash 216563363, now seen corresponding path program 1 times [2024-09-08 17:19:28,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:28,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142221672] [2024-09-08 17:19:28,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:28,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:30,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:30,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:30,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142221672] [2024-09-08 17:19:30,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142221672] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:30,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:30,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 17:19:30,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936854696] [2024-09-08 17:19:30,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:30,809 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 17:19:30,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:30,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 17:19:30,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 17:19:30,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:30,841 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:30,842 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:19:30,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:31,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:31,508 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 17:19:31,509 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:31,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:31,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1807252915, now seen corresponding path program 1 times [2024-09-08 17:19:31,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:31,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874006969] [2024-09-08 17:19:31,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:31,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:32,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:32,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:32,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874006969] [2024-09-08 17:19:32,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874006969] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:32,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:32,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 17:19:32,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747057324] [2024-09-08 17:19:32,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:32,836 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 17:19:32,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:32,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 17:19:32,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-09-08 17:19:32,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:32,837 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:32,838 INFO L475 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) [2024-09-08 17:19:32,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:32,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:33,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:33,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:33,140 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-08 17:19:33,140 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:33,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:33,141 INFO L85 PathProgramCache]: Analyzing trace with hash 672646223, now seen corresponding path program 1 times [2024-09-08 17:19:33,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:33,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681118838] [2024-09-08 17:19:33,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:33,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:33,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:34,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:34,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:34,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681118838] [2024-09-08 17:19:34,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681118838] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:34,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:34,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 17:19:34,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190678193] [2024-09-08 17:19:34,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:34,953 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 17:19:34,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:34,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 17:19:34,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-08 17:19:34,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:34,955 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:34,955 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:19:34,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:34,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:34,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:35,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:35,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:35,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:35,357 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-08 17:19:35,357 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:35,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:35,360 INFO L85 PathProgramCache]: Analyzing trace with hash -622803065, now seen corresponding path program 1 times [2024-09-08 17:19:35,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:35,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224084696] [2024-09-08 17:19:35,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:35,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:35,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:37,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:37,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:37,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224084696] [2024-09-08 17:19:37,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224084696] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:37,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:37,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 17:19:37,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721116047] [2024-09-08 17:19:37,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:37,502 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 17:19:37,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:37,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 17:19:37,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-09-08 17:19:37,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:37,503 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:37,504 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:19:37,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:37,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:37,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:37,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:37,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:37,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:37,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:37,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:37,932 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-08 17:19:37,932 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:37,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:37,933 INFO L85 PathProgramCache]: Analyzing trace with hash -2127025327, now seen corresponding path program 1 times [2024-09-08 17:19:37,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:37,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173797747] [2024-09-08 17:19:37,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:37,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:40,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:40,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:40,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173797747] [2024-09-08 17:19:40,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173797747] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:40,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:40,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 17:19:40,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590282689] [2024-09-08 17:19:40,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:40,179 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 17:19:40,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:40,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 17:19:40,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-09-08 17:19:40,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:40,181 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:40,181 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:19:40,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:40,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:40,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:40,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:40,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:41,011 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-09-08 17:19:41,011 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:41,011 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:41,011 INFO L85 PathProgramCache]: Analyzing trace with hash -1171517452, now seen corresponding path program 1 times [2024-09-08 17:19:41,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:41,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063218562] [2024-09-08 17:19:41,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:41,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:41,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:41,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:41,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063218562] [2024-09-08 17:19:41,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063218562] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:41,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:41,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 17:19:41,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054642767] [2024-09-08 17:19:41,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:41,516 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 17:19:41,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:41,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 17:19:41,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-08 17:19:41,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:41,519 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:41,519 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 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) [2024-09-08 17:19:41,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:41,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:41,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:41,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:41,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:41,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:41,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:41,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:41,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:41,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:41,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:41,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:41,797 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-08 17:19:41,797 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:41,798 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:41,798 INFO L85 PathProgramCache]: Analyzing trace with hash -2046819233, now seen corresponding path program 1 times [2024-09-08 17:19:41,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:41,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827909168] [2024-09-08 17:19:41,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:41,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:42,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:42,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:42,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827909168] [2024-09-08 17:19:42,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827909168] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:42,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:42,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 17:19:42,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926844879] [2024-09-08 17:19:42,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:42,367 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 17:19:42,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:42,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 17:19:42,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-09-08 17:19:42,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:42,368 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:42,368 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:19:42,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:42,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:42,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:42,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:42,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:42,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:42,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:44,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:44,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:44,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:44,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:44,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:44,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:44,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:44,125 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-09-08 17:19:44,126 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:44,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:44,126 INFO L85 PathProgramCache]: Analyzing trace with hash -776610626, now seen corresponding path program 1 times [2024-09-08 17:19:44,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:44,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652706951] [2024-09-08 17:19:44,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:44,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:46,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:46,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:46,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652706951] [2024-09-08 17:19:46,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652706951] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:46,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:46,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 17:19:46,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771890347] [2024-09-08 17:19:46,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:46,288 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-08 17:19:46,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:46,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-08 17:19:46,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-09-08 17:19:46,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:46,289 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:46,289 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:19:46,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:46,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:46,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:46,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:46,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:46,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:46,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:46,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:46,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:46,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:46,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:46,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:46,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:46,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:46,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:46,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:19:46,900 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-09-08 17:19:46,900 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:46,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:46,901 INFO L85 PathProgramCache]: Analyzing trace with hash -418024586, now seen corresponding path program 1 times [2024-09-08 17:19:46,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:46,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481986439] [2024-09-08 17:19:46,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:46,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:48,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:48,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481986439] [2024-09-08 17:19:48,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481986439] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:48,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:48,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 17:19:48,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374506710] [2024-09-08 17:19:48,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:48,940 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 17:19:48,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:48,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 17:19:48,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-09-08 17:19:48,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:48,942 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:48,942 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.111111111111111) 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) [2024-09-08 17:19:48,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:48,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:48,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:48,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:48,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:48,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:48,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:48,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:19:48,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:49,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:19:49,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:49,418 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-09-08 17:19:49,418 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:49,419 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:49,419 INFO L85 PathProgramCache]: Analyzing trace with hash -73859774, now seen corresponding path program 1 times [2024-09-08 17:19:49,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:49,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404446470] [2024-09-08 17:19:49,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:49,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:51,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:51,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:51,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404446470] [2024-09-08 17:19:51,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404446470] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:51,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:51,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 17:19:51,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035346595] [2024-09-08 17:19:51,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:51,712 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 17:19:51,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:51,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 17:19:51,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-09-08 17:19:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:51,714 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:51,714 INFO L475 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) [2024-09-08 17:19:51,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:51,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:51,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:51,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:51,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:51,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:51,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:51,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:19:51,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:51,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:19:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:19:53,924 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-09-08 17:19:53,924 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:53,925 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:53,925 INFO L85 PathProgramCache]: Analyzing trace with hash -911134391, now seen corresponding path program 1 times [2024-09-08 17:19:53,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:53,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354963205] [2024-09-08 17:19:53,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:53,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:55,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:55,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:55,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354963205] [2024-09-08 17:19:55,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354963205] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:55,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:55,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 17:19:55,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405039171] [2024-09-08 17:19:55,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:55,043 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 17:19:55,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:55,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 17:19:55,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-08 17:19:55,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:55,044 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:55,044 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:19:55,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:55,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:55,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:55,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:55,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:55,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:55,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:55,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:19:55,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:55,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:19:55,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:55,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:55,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:55,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:55,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:55,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:55,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:55,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:55,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:19:55,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:55,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:19:55,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:55,401 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-09-08 17:19:55,401 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:55,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:55,401 INFO L85 PathProgramCache]: Analyzing trace with hash 573218567, now seen corresponding path program 2 times [2024-09-08 17:19:55,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:55,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343850280] [2024-09-08 17:19:55,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:55,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:56,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:56,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:56,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343850280] [2024-09-08 17:19:56,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343850280] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:56,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:56,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 17:19:56,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655987125] [2024-09-08 17:19:56,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:56,629 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 17:19:56,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:56,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 17:19:56,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-09-08 17:19:56,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:56,629 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:56,630 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:19:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:19:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:56,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:19:56,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:56,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:57,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:57,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:57,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:57,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:57,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:57,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:57,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:57,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:19:57,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:57,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:19:57,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:57,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:57,039 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-09-08 17:19:57,039 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:57,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:57,040 INFO L85 PathProgramCache]: Analyzing trace with hash 589906897, now seen corresponding path program 2 times [2024-09-08 17:19:57,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:57,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776206593] [2024-09-08 17:19:57,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:57,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:19:58,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:19:58,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:19:58,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776206593] [2024-09-08 17:19:58,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776206593] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:19:58,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:19:58,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 17:19:58,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889992624] [2024-09-08 17:19:58,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:19:58,528 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 17:19:58,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:19:58,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 17:19:58,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-09-08 17:19:58,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:58,529 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:19:58,530 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:19:58,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:58,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:58,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:58,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:58,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:58,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:58,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:58,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:19:58,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:58,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:19:58,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:58,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:58,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:19:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:19:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:19:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:19:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:19:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:19:59,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:59,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:19:59,025 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-09-08 17:19:59,026 INFO L399 AbstractCegarLoop]: === Iteration 14 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:19:59,026 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:19:59,026 INFO L85 PathProgramCache]: Analyzing trace with hash -2087545538, now seen corresponding path program 2 times [2024-09-08 17:19:59,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:19:59,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656954926] [2024-09-08 17:19:59,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:19:59,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:19:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:00,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:00,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:00,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656954926] [2024-09-08 17:20:00,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656954926] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:00,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:00,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 17:20:00,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616591677] [2024-09-08 17:20:00,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:00,841 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-08 17:20:00,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:00,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-08 17:20:00,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-09-08 17:20:00,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:00,842 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:00,842 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:20:00,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:00,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:00,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:00,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:00,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:00,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:00,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:00,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:00,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:00,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:00,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:00,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:00,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:00,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:01,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:01,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:01,529 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-09-08 17:20:01,529 INFO L399 AbstractCegarLoop]: === Iteration 15 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:20:01,530 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:01,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1217534862, now seen corresponding path program 1 times [2024-09-08 17:20:01,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:01,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138683098] [2024-09-08 17:20:01,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:01,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:02,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:02,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:02,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138683098] [2024-09-08 17:20:02,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138683098] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:02,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:02,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 17:20:02,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831545868] [2024-09-08 17:20:02,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:02,485 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 17:20:02,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:02,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 17:20:02,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-09-08 17:20:02,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:02,486 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:02,486 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:20:02,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:02,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:02,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:02,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:02,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:02,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:02,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:02,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:02,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:02,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:02,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:02,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:02,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:02,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:02,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:03,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:03,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:03,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:03,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:03,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:03,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:03,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:03,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:03,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:03,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:03,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:03,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:03,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:03,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:03,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:03,883 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-09-08 17:20:03,883 INFO L399 AbstractCegarLoop]: === Iteration 16 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:20:03,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:03,884 INFO L85 PathProgramCache]: Analyzing trace with hash 381319514, now seen corresponding path program 1 times [2024-09-08 17:20:03,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:03,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656640799] [2024-09-08 17:20:03,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:03,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:05,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:05,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:05,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656640799] [2024-09-08 17:20:05,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656640799] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:05,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:05,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 17:20:05,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082598149] [2024-09-08 17:20:05,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:05,551 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 17:20:05,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:05,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 17:20:05,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-09-08 17:20:05,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:05,551 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:05,552 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:05,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:06,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:06,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:06,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:06,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:06,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:06,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:06,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:06,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:06,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:06,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:06,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:06,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:06,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:06,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:06,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:06,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:06,196 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-09-08 17:20:06,196 INFO L399 AbstractCegarLoop]: === Iteration 17 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:20:06,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:06,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1413546968, now seen corresponding path program 3 times [2024-09-08 17:20:06,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:06,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093151405] [2024-09-08 17:20:06,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:06,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:08,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:08,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:08,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093151405] [2024-09-08 17:20:08,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093151405] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:08,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:08,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 17:20:08,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909214477] [2024-09-08 17:20:08,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:08,093 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 17:20:08,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:08,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 17:20:08,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-09-08 17:20:08,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:08,094 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:08,094 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:08,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:08,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:08,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:08,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:08,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:08,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:08,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:08,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:08,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:08,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:08,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:08,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:08,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:08,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:08,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:08,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:08,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:08,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:08,889 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-09-08 17:20:08,889 INFO L399 AbstractCegarLoop]: === Iteration 18 === Targeting P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:20:08,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:08,889 INFO L85 PathProgramCache]: Analyzing trace with hash 2100079350, now seen corresponding path program 2 times [2024-09-08 17:20:08,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:08,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41768578] [2024-09-08 17:20:08,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:08,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:10,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:10,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:10,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41768578] [2024-09-08 17:20:10,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41768578] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:10,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:10,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 17:20:10,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648927736] [2024-09-08 17:20:10,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:10,616 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 17:20:10,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:10,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 17:20:10,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-09-08 17:20:10,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:10,618 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:10,618 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.111111111111111) 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) [2024-09-08 17:20:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:11,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:11,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:11,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:11,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:11,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:11,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:11,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:11,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:11,065 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-09-08 17:20:11,065 INFO L399 AbstractCegarLoop]: === Iteration 19 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:20:11,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:11,066 INFO L85 PathProgramCache]: Analyzing trace with hash 677950914, now seen corresponding path program 2 times [2024-09-08 17:20:11,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:11,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347885413] [2024-09-08 17:20:11,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:11,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:11,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:12,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:12,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:12,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347885413] [2024-09-08 17:20:12,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347885413] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:12,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:12,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 17:20:12,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222232584] [2024-09-08 17:20:12,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:12,995 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 17:20:12,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:12,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 17:20:12,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-09-08 17:20:12,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:12,996 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:12,997 INFO L475 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) [2024-09-08 17:20:12,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:12,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:12,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:12,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:12,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:12,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:12,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:12,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:12,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:12,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:12,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:12,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:12,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:12,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:12,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:12,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:12,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:12,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:12,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:13,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:13,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:13,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:13,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:13,490 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-09-08 17:20:13,490 INFO L399 AbstractCegarLoop]: === Iteration 20 === Targeting P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:20:13,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:13,491 INFO L85 PathProgramCache]: Analyzing trace with hash 176723090, now seen corresponding path program 1 times [2024-09-08 17:20:13,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:13,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214693450] [2024-09-08 17:20:13,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:13,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:15,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:15,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:15,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214693450] [2024-09-08 17:20:15,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214693450] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:15,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:15,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 17:20:15,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897969361] [2024-09-08 17:20:15,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:15,161 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 17:20:15,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:15,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 17:20:15,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-09-08 17:20:15,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:15,162 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:15,162 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:20:15,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:15,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:15,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:15,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:15,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:15,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:15,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:15,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:15,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:15,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:15,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:15,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:15,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:15,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:15,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:15,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:15,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:15,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:15,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:15,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:15,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:15,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:15,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:15,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:15,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:15,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:15,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:15,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:15,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:15,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:15,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:15,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:15,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:15,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:15,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:15,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:15,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:15,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:15,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:15,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:15,665 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-09-08 17:20:15,665 INFO L399 AbstractCegarLoop]: === Iteration 21 === Targeting P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:20:15,665 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:15,665 INFO L85 PathProgramCache]: Analyzing trace with hash -1967762416, now seen corresponding path program 3 times [2024-09-08 17:20:15,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:15,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974044897] [2024-09-08 17:20:15,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:15,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:17,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:17,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:17,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974044897] [2024-09-08 17:20:17,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974044897] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:17,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:17,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 17:20:17,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211591750] [2024-09-08 17:20:17,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:17,445 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 17:20:17,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:17,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 17:20:17,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-09-08 17:20:17,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:17,445 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:17,445 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.111111111111111) 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) [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:17,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:17,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:17,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:17,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:17,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:17,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:18,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:18,134 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-09-08 17:20:18,134 INFO L399 AbstractCegarLoop]: === Iteration 22 === Targeting P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 17:20:18,135 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:18,135 INFO L85 PathProgramCache]: Analyzing trace with hash -871092248, now seen corresponding path program 3 times [2024-09-08 17:20:18,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:18,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173672311] [2024-09-08 17:20:18,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:18,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:18,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:19,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:19,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:19,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173672311] [2024-09-08 17:20:19,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173672311] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:19,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:19,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 17:20:19,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088830109] [2024-09-08 17:20:19,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:19,811 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 17:20:19,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:19,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 17:20:19,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-09-08 17:20:19,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:19,812 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:19,812 INFO L475 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) [2024-09-08 17:20:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:19,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:19,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:20,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:20,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:20,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:20,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:20,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:20,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:20,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:20,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:20,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:20,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:20,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:20,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:20,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:20,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:20,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:20,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:20:20,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:20,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:20,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:20,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:20,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:20,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:20:20,509 INFO L785 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-09-08 17:20:20,510 INFO L785 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-09-08 17:20:20,510 INFO L785 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-09-08 17:20:20,510 INFO L785 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-09-08 17:20:20,514 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-09-08 17:20:20,523 INFO L408 BasicCegarLoop]: Path program histogram: [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-08 17:20:20,524 INFO L312 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE (1/4) [2024-09-08 17:20:20,528 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 17:20:20,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 17:20:20,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 17:20:20,544 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 17:20:20,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-09-08 17:20:20,549 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 17:20:20,550 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2024-09-08 17:20:20,550 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@152bd073, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 17:20:20,551 INFO L337 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-09-08 17:20:20,783 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:20,784 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:20,784 INFO L85 PathProgramCache]: Analyzing trace with hash 371316930, now seen corresponding path program 1 times [2024-09-08 17:20:20,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:20,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89565973] [2024-09-08 17:20:20,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:20,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:21,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:21,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:21,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89565973] [2024-09-08 17:20:21,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89565973] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:21,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:21,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-08 17:20:21,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842239414] [2024-09-08 17:20:21,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:21,195 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 17:20:21,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:21,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 17:20:21,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 17:20:21,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:21,195 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:21,195 INFO L475 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) [2024-09-08 17:20:21,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:21,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:21,585 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-09-08 17:20:21,585 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:21,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:21,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1374076564, now seen corresponding path program 1 times [2024-09-08 17:20:21,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:21,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512266428] [2024-09-08 17:20:21,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:21,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:22,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:22,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:22,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512266428] [2024-09-08 17:20:22,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512266428] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:22,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:22,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 17:20:22,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261107699] [2024-09-08 17:20:22,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:22,109 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 17:20:22,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:22,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 17:20:22,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-09-08 17:20:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:22,110 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:22,110 INFO L475 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) [2024-09-08 17:20:22,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:22,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:22,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:22,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:22,808 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-09-08 17:20:22,808 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:22,808 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:22,808 INFO L85 PathProgramCache]: Analyzing trace with hash -607467744, now seen corresponding path program 1 times [2024-09-08 17:20:22,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:22,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338075699] [2024-09-08 17:20:22,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:22,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:22,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:23,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:23,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:23,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338075699] [2024-09-08 17:20:23,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338075699] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:23,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:23,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 17:20:23,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619893505] [2024-09-08 17:20:23,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:23,940 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 17:20:23,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:23,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 17:20:23,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-09-08 17:20:23,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:23,941 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:23,941 INFO L475 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) [2024-09-08 17:20:23,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:23,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:23,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:24,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:24,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:24,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:24,323 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-09-08 17:20:24,323 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:24,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:24,323 INFO L85 PathProgramCache]: Analyzing trace with hash 746095864, now seen corresponding path program 1 times [2024-09-08 17:20:24,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:24,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869249458] [2024-09-08 17:20:24,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:24,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:25,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:25,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:25,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869249458] [2024-09-08 17:20:25,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869249458] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:25,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:25,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 17:20:25,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145761806] [2024-09-08 17:20:25,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:25,684 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 17:20:25,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:25,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 17:20:25,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-09-08 17:20:25,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:25,685 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:25,685 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:20:25,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:25,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:25,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:25,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:25,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:25,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:25,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:25,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:25,966 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-09-08 17:20:25,966 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:25,967 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:25,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1045955318, now seen corresponding path program 1 times [2024-09-08 17:20:25,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:25,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090724732] [2024-09-08 17:20:25,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:25,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:27,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:27,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:27,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090724732] [2024-09-08 17:20:27,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090724732] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:27,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:27,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 17:20:27,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022994077] [2024-09-08 17:20:27,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:27,407 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-08 17:20:27,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:27,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-08 17:20:27,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-09-08 17:20:27,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:27,407 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:27,408 INFO L475 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) [2024-09-08 17:20:27,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:27,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:27,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:27,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:27,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:28,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:28,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:28,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:28,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:28,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:28,122 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-09-08 17:20:28,122 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:28,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:28,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1025655530, now seen corresponding path program 1 times [2024-09-08 17:20:28,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:28,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256029809] [2024-09-08 17:20:28,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:28,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:28,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:28,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:28,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256029809] [2024-09-08 17:20:28,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256029809] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:28,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:28,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 17:20:28,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445834906] [2024-09-08 17:20:28,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:28,595 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 17:20:28,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:28,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 17:20:28,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 17:20:28,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:28,596 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:28,596 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 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) [2024-09-08 17:20:28,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:28,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:28,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:28,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:28,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:28,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:33,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:33,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:33,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:33,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:33,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:33,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:33,144 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-09-08 17:20:33,144 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:33,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:33,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1217534542, now seen corresponding path program 1 times [2024-09-08 17:20:33,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:33,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188314536] [2024-09-08 17:20:33,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:33,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:34,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:34,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:34,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188314536] [2024-09-08 17:20:34,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188314536] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:34,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:34,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 17:20:34,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990704397] [2024-09-08 17:20:34,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:34,082 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 17:20:34,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:34,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 17:20:34,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-08 17:20:34,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:34,083 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:34,083 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:20:34,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:34,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:34,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:34,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:34,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:34,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:34,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:34,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:34,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:34,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:34,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:34,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:34,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:34,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:34,994 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-09-08 17:20:34,994 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:34,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:34,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1773831055, now seen corresponding path program 1 times [2024-09-08 17:20:34,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:34,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736695485] [2024-09-08 17:20:34,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:34,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:36,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:36,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:36,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736695485] [2024-09-08 17:20:36,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736695485] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:36,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:36,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 17:20:36,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754598734] [2024-09-08 17:20:36,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:36,240 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 17:20:36,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:36,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 17:20:36,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-08 17:20:36,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:36,240 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:36,240 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:20:36,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:36,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:36,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:36,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:36,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:36,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:36,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:36,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:36,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:36,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:36,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:36,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:36,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:36,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:36,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:36,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:36,559 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-09-08 17:20:36,559 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:36,560 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:36,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1767608717, now seen corresponding path program 1 times [2024-09-08 17:20:36,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:36,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637049707] [2024-09-08 17:20:36,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:36,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:37,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:37,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:37,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637049707] [2024-09-08 17:20:37,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637049707] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:37,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:37,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 17:20:37,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587598126] [2024-09-08 17:20:37,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:37,951 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 17:20:37,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:37,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 17:20:37,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-09-08 17:20:37,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:37,952 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:37,952 INFO L475 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) [2024-09-08 17:20:37,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:37,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:37,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:37,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:37,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:37,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:37,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:37,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:37,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:38,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:38,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:38,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:38,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:38,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:38,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:38,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:38,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:38,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:38,470 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-09-08 17:20:38,471 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:38,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:38,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1644057855, now seen corresponding path program 1 times [2024-09-08 17:20:38,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:38,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579443766] [2024-09-08 17:20:38,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:38,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:41,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:41,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:41,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579443766] [2024-09-08 17:20:41,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579443766] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:41,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:41,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-09-08 17:20:41,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711110750] [2024-09-08 17:20:41,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:41,285 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-09-08 17:20:41,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:41,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-09-08 17:20:41,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-09-08 17:20:41,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:41,286 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:41,286 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.8571428571428572) internal successors, (26), 14 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) [2024-09-08 17:20:41,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:41,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:41,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:41,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:41,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:41,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:41,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:41,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:41,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:41,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:20:42,659 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-09-08 17:20:42,660 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:42,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:42,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1357766345, now seen corresponding path program 1 times [2024-09-08 17:20:42,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:42,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415019] [2024-09-08 17:20:42,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:42,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:45,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:45,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:45,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415019] [2024-09-08 17:20:45,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415019] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:45,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:45,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-09-08 17:20:45,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056041881] [2024-09-08 17:20:45,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:45,143 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-09-08 17:20:45,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:45,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-09-08 17:20:45,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-09-08 17:20:45,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:45,144 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:45,144 INFO L475 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) [2024-09-08 17:20:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:20:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:46,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:46,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:46,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:46,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:46,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:46,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:46,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:46,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:46,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:46,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:20:46,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 17:20:46,226 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-09-08 17:20:46,226 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:46,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:46,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1322361775, now seen corresponding path program 1 times [2024-09-08 17:20:46,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:46,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162974567] [2024-09-08 17:20:46,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:46,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:48,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:48,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:48,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162974567] [2024-09-08 17:20:48,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162974567] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:48,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:48,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-08 17:20:48,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755510072] [2024-09-08 17:20:48,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:48,456 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 17:20:48,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:48,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 17:20:48,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2024-09-08 17:20:48,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:48,457 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:48,457 INFO L475 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) [2024-09-08 17:20:48,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:20:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 17:20:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:49,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:49,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:49,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:49,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:49,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:20:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 17:20:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:49,314 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-09-08 17:20:49,314 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:49,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:49,314 INFO L85 PathProgramCache]: Analyzing trace with hash -520869696, now seen corresponding path program 1 times [2024-09-08 17:20:49,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:49,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853629787] [2024-09-08 17:20:49,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:49,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:51,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:51,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:51,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853629787] [2024-09-08 17:20:51,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853629787] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:51,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:51,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 17:20:51,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133465728] [2024-09-08 17:20:51,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:51,291 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-08 17:20:51,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:51,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-08 17:20:51,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-09-08 17:20:51,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:51,292 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:51,292 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:20:51,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:51,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:51,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:51,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:51,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:20:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 17:20:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:51,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:53,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:53,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:53,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:53,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:53,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:53,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:53,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:53,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:53,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:53,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:20:53,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 17:20:53,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:53,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:53,214 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-09-08 17:20:53,214 INFO L399 AbstractCegarLoop]: === Iteration 14 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:53,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:53,215 INFO L85 PathProgramCache]: Analyzing trace with hash -831439632, now seen corresponding path program 1 times [2024-09-08 17:20:53,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:53,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457101854] [2024-09-08 17:20:53,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:53,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:53,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:55,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:55,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:55,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457101854] [2024-09-08 17:20:55,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457101854] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:55,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:55,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-09-08 17:20:55,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543192924] [2024-09-08 17:20:55,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:55,464 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 17:20:55,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:55,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 17:20:55,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-09-08 17:20:55,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:55,465 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:55,465 INFO L475 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) [2024-09-08 17:20:55,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:55,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:55,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:20:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 17:20:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:56,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:56,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:56,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:56,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:56,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:56,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:56,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:56,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:56,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:56,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:20:56,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 17:20:56,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:56,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:56,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-08 17:20:56,954 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-09-08 17:20:56,954 INFO L399 AbstractCegarLoop]: === Iteration 15 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:20:56,954 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:20:56,954 INFO L85 PathProgramCache]: Analyzing trace with hash -546337414, now seen corresponding path program 1 times [2024-09-08 17:20:56,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:20:56,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383435773] [2024-09-08 17:20:56,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:20:56,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:20:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:20:59,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:20:59,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:20:59,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383435773] [2024-09-08 17:20:59,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383435773] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:20:59,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:20:59,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 17:20:59,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761423290] [2024-09-08 17:20:59,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:20:59,094 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 17:20:59,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:20:59,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 17:20:59,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-09-08 17:20:59,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:20:59,095 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:20:59,095 INFO L475 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) [2024-09-08 17:20:59,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:59,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-09-08 17:20:59,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:00,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:00,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:00,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:00,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:00,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:00,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:00,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:00,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:00,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:00,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:21:00,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 17:21:00,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:00,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:00,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-08 17:21:00,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:21:00,934 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-09-08 17:21:00,934 INFO L399 AbstractCegarLoop]: === Iteration 16 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 17:21:00,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:00,935 INFO L85 PathProgramCache]: Analyzing trace with hash 699061270, now seen corresponding path program 1 times [2024-09-08 17:21:00,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:00,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518995692] [2024-09-08 17:21:00,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:00,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:02,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:02,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:02,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518995692] [2024-09-08 17:21:02,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518995692] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:02,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:02,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-08 17:21:02,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429839480] [2024-09-08 17:21:02,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:02,993 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-08 17:21:02,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:02,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-08 17:21:02,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-09-08 17:21:02,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:02,994 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:02,995 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.3) internal successors, (23), 10 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:21:02,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:02,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:02,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:02,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:02,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:02,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:02,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:02,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:02,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:02,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:21:02,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-09-08 17:21:02,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:02,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:02,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-09-08 17:21:02,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:21:02,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:04,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-08 17:21:04,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 17:21:04,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:04,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:04,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-08 17:21:04,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:21:04,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 17:21:04,971 INFO L785 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 3 remaining) [2024-09-08 17:21:04,971 INFO L785 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 3 remaining) [2024-09-08 17:21:04,971 INFO L785 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 3 remaining) [2024-09-08 17:21:04,971 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-09-08 17:21:04,972 INFO L408 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-08 17:21:04,973 INFO L312 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE,SAFE,SAFE (2/4) [2024-09-08 17:21:04,974 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 17:21:04,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 17:21:04,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 17:21:04,976 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 17:21:04,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-09-08 17:21:04,980 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 17:21:04,981 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-08 17:21:04,981 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@152bd073, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 17:21:04,981 INFO L337 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-09-08 17:21:05,343 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:05,344 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:05,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1958975082, now seen corresponding path program 1 times [2024-09-08 17:21:05,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:05,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250580518] [2024-09-08 17:21:05,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:05,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:06,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:06,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:06,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250580518] [2024-09-08 17:21:06,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250580518] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:06,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:06,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 17:21:06,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37961684] [2024-09-08 17:21:06,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:06,312 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 17:21:06,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:06,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 17:21:06,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 17:21:06,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:06,313 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:06,313 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:21:06,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:06,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:06,656 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-09-08 17:21:06,656 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:06,656 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:06,656 INFO L85 PathProgramCache]: Analyzing trace with hash -1603250284, now seen corresponding path program 1 times [2024-09-08 17:21:06,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:06,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831574406] [2024-09-08 17:21:06,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:06,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:07,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:07,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:07,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831574406] [2024-09-08 17:21:07,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831574406] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:07,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:07,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 17:21:07,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271894673] [2024-09-08 17:21:07,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:07,284 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 17:21:07,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:07,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 17:21:07,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-09-08 17:21:07,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:07,285 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:07,285 INFO L475 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) [2024-09-08 17:21:07,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:07,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:07,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:07,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:07,464 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-09-08 17:21:07,464 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:07,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:07,464 INFO L85 PathProgramCache]: Analyzing trace with hash -2127027946, now seen corresponding path program 1 times [2024-09-08 17:21:07,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:07,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12932583] [2024-09-08 17:21:07,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:07,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:07,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:08,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:08,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:08,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12932583] [2024-09-08 17:21:08,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12932583] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:08,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:08,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 17:21:08,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628232369] [2024-09-08 17:21:08,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:08,511 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 17:21:08,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:08,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 17:21:08,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-08 17:21:08,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:08,512 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:08,513 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.5) 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) [2024-09-08 17:21:08,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:08,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:08,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:08,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:08,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:08,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:08,721 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-09-08 17:21:08,722 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:08,722 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:08,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1513277874, now seen corresponding path program 1 times [2024-09-08 17:21:08,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:08,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670468595] [2024-09-08 17:21:08,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:08,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:08,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:10,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:10,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:10,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670468595] [2024-09-08 17:21:10,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670468595] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:10,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:10,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 17:21:10,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355178316] [2024-09-08 17:21:10,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:10,037 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 17:21:10,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:10,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 17:21:10,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-09-08 17:21:10,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:10,037 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:10,038 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.2857142857142856) 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) [2024-09-08 17:21:10,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:10,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:10,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:10,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:10,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:10,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:10,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:10,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:10,349 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-09-08 17:21:10,349 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:10,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:10,349 INFO L85 PathProgramCache]: Analyzing trace with hash 333107096, now seen corresponding path program 1 times [2024-09-08 17:21:10,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:10,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629615453] [2024-09-08 17:21:10,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:10,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:11,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:11,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:11,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629615453] [2024-09-08 17:21:11,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629615453] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:11,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:11,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 17:21:11,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427537839] [2024-09-08 17:21:11,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:11,875 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 17:21:11,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:11,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 17:21:11,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-09-08 17:21:11,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:11,876 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:11,876 INFO L475 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) [2024-09-08 17:21:11,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:11,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:11,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:11,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:11,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:12,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:12,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:12,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:12,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:12,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:12,199 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-09-08 17:21:12,199 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:12,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:12,199 INFO L85 PathProgramCache]: Analyzing trace with hash -750545434, now seen corresponding path program 1 times [2024-09-08 17:21:12,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:12,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027873574] [2024-09-08 17:21:12,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:12,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:12,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:12,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:12,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027873574] [2024-09-08 17:21:12,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027873574] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:12,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:12,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 17:21:12,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152140166] [2024-09-08 17:21:12,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:12,517 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 17:21:12,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:12,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 17:21:12,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-09-08 17:21:12,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:12,518 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:12,518 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:21:12,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:12,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:12,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:12,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:12,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:12,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:12,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:12,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:12,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:12,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:12,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:12,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:12,720 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-09-08 17:21:12,720 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:12,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:12,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1674235272, now seen corresponding path program 1 times [2024-09-08 17:21:12,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:12,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551932363] [2024-09-08 17:21:12,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:12,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:13,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:13,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551932363] [2024-09-08 17:21:13,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551932363] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:13,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:13,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 17:21:13,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316048540] [2024-09-08 17:21:13,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:13,033 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 17:21:13,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:13,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 17:21:13,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-09-08 17:21:13,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:13,034 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:13,034 INFO L475 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) [2024-09-08 17:21:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:13,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:13,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:13,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:13,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:13,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:13,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:13,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:13,778 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-09-08 17:21:13,778 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:13,778 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:13,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1491679636, now seen corresponding path program 1 times [2024-09-08 17:21:13,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:13,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837550075] [2024-09-08 17:21:13,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:13,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:15,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:15,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:15,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837550075] [2024-09-08 17:21:15,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837550075] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:15,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:15,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-08 17:21:15,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169889471] [2024-09-08 17:21:15,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:15,928 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-08 17:21:15,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:15,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-08 17:21:15,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-09-08 17:21:15,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:15,929 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:15,929 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.6) internal successors, (26), 10 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) [2024-09-08 17:21:15,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:15,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:15,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:15,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:15,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:15,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:15,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:15,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:16,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:16,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:16,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:16,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:16,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:16,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:16,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:16,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:16,192 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-09-08 17:21:16,192 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:16,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:16,192 INFO L85 PathProgramCache]: Analyzing trace with hash -392636669, now seen corresponding path program 1 times [2024-09-08 17:21:16,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:16,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500739657] [2024-09-08 17:21:16,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:16,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:17,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:17,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:17,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500739657] [2024-09-08 17:21:17,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500739657] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:17,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:17,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 17:21:17,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116046296] [2024-09-08 17:21:17,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:17,035 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 17:21:17,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:17,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 17:21:17,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-09-08 17:21:17,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:17,036 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:17,036 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:21:17,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:17,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:17,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:17,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:17,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:17,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:17,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:17,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:17,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:18,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:18,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:18,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:18,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:18,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:18,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:18,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:18,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:18,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:18,986 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-09-08 17:21:18,986 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:18,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:18,986 INFO L85 PathProgramCache]: Analyzing trace with hash 178096818, now seen corresponding path program 2 times [2024-09-08 17:21:18,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:18,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776191121] [2024-09-08 17:21:18,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:18,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:19,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:21,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:21,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:21,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776191121] [2024-09-08 17:21:21,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776191121] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:21,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:21,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-08 17:21:21,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079551588] [2024-09-08 17:21:21,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:21,102 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-08 17:21:21,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:21,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-08 17:21:21,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-09-08 17:21:21,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:21,103 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:21,103 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.6) internal successors, (26), 10 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) [2024-09-08 17:21:21,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:21,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:21,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:21,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:21,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:21,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:21,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:21,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:21,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:21,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:22,886 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-09-08 17:21:22,886 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:22,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:22,886 INFO L85 PathProgramCache]: Analyzing trace with hash 573192080, now seen corresponding path program 1 times [2024-09-08 17:21:22,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:22,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463469315] [2024-09-08 17:21:22,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:22,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:24,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:24,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:24,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463469315] [2024-09-08 17:21:24,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463469315] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:24,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:24,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 17:21:24,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063477431] [2024-09-08 17:21:24,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:24,076 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 17:21:24,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:24,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 17:21:24,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-08 17:21:24,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:24,076 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:24,077 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:21:24,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:24,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:24,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:24,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:24,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:24,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:24,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:24,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:24,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:24,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:24,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:24,445 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-09-08 17:21:24,445 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:24,445 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:24,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1107242446, now seen corresponding path program 2 times [2024-09-08 17:21:24,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:24,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185353875] [2024-09-08 17:21:24,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:24,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:25,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:25,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:25,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185353875] [2024-09-08 17:21:25,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185353875] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:25,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:25,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 17:21:25,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512571333] [2024-09-08 17:21:25,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:25,601 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 17:21:25,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:25,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 17:21:25,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-09-08 17:21:25,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:25,602 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:25,602 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.2857142857142856) 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) [2024-09-08 17:21:25,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:25,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:25,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:25,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:25,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:25,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:25,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:25,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:25,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:25,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:25,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:25,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:26,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:26,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:26,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:26,017 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-09-08 17:21:26,017 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:26,017 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:26,017 INFO L85 PathProgramCache]: Analyzing trace with hash -35141608, now seen corresponding path program 2 times [2024-09-08 17:21:26,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:26,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797350931] [2024-09-08 17:21:26,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:26,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:27,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:27,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:27,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797350931] [2024-09-08 17:21:27,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797350931] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:27,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:27,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 17:21:27,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276742480] [2024-09-08 17:21:27,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:27,331 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 17:21:27,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:27,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 17:21:27,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-09-08 17:21:27,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:27,332 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:27,332 INFO L475 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) [2024-09-08 17:21:27,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:27,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:27,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:27,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:27,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:27,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:27,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:27,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:27,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:27,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:27,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:27,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:27,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:27,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:27,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:27,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:27,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:27,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:27,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:27,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:27,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:27,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:27,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:27,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:27,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:27,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:27,650 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-09-08 17:21:27,650 INFO L399 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:27,651 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:27,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1185665300, now seen corresponding path program 3 times [2024-09-08 17:21:27,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:27,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247635506] [2024-09-08 17:21:27,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:27,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:29,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:29,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:29,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247635506] [2024-09-08 17:21:29,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247635506] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:29,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:29,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-08 17:21:29,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673505736] [2024-09-08 17:21:29,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:29,911 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 17:21:29,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:29,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 17:21:29,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-09-08 17:21:29,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:29,912 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:29,912 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 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) [2024-09-08 17:21:29,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:29,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:29,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:30,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:30,553 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-09-08 17:21:30,553 INFO L399 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:30,553 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:30,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1819911317, now seen corresponding path program 1 times [2024-09-08 17:21:30,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:30,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289874129] [2024-09-08 17:21:30,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:30,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:31,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:31,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:31,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289874129] [2024-09-08 17:21:31,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289874129] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:31,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:31,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 17:21:31,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933136325] [2024-09-08 17:21:31,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:31,527 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 17:21:31,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:31,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 17:21:31,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-09-08 17:21:31,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:31,528 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:31,528 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:21:31,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:31,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:31,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:31,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:31,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:31,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:31,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:31,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:31,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:31,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:31,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:31,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:31,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:31,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:31,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:31,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:31,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:31,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:31,806 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-09-08 17:21:31,806 INFO L399 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:31,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:31,807 INFO L85 PathProgramCache]: Analyzing trace with hash 885739479, now seen corresponding path program 1 times [2024-09-08 17:21:31,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:31,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567594038] [2024-09-08 17:21:31,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:31,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:31,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:32,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:32,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:32,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567594038] [2024-09-08 17:21:32,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567594038] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:32,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:32,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 17:21:32,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32611219] [2024-09-08 17:21:32,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:32,856 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 17:21:32,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:32,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 17:21:32,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-09-08 17:21:32,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:32,856 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:32,857 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:32,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:33,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:33,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:33,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:33,699 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-09-08 17:21:33,699 INFO L399 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:33,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:33,699 INFO L85 PathProgramCache]: Analyzing trace with hash -613490924, now seen corresponding path program 4 times [2024-09-08 17:21:33,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:33,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202955428] [2024-09-08 17:21:33,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:33,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:35,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:35,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:35,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202955428] [2024-09-08 17:21:35,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202955428] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:35,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:35,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-08 17:21:35,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019391204] [2024-09-08 17:21:35,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:35,938 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-08 17:21:35,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:35,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-08 17:21:35,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-09-08 17:21:35,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:35,938 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:35,938 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.6) internal successors, (26), 10 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) [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:35,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:36,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:36,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:36,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:36,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:36,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:36,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:36,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:36,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:36,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:36,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:36,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:36,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:36,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:36,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:36,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:36,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:36,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:36,497 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-09-08 17:21:36,497 INFO L399 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:36,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:36,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1127236477, now seen corresponding path program 2 times [2024-09-08 17:21:36,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:36,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849585239] [2024-09-08 17:21:36,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:36,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:37,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:37,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:37,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849585239] [2024-09-08 17:21:37,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849585239] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:37,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:37,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 17:21:37,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453500966] [2024-09-08 17:21:37,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:37,417 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 17:21:37,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:37,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 17:21:37,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-09-08 17:21:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:37,417 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:37,417 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.285714285714286) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 17:21:37,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:37,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:38,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:38,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:38,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:21:38,597 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-09-08 17:21:38,597 INFO L399 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:38,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:38,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1528840728, now seen corresponding path program 5 times [2024-09-08 17:21:38,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:38,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649335456] [2024-09-08 17:21:38,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:38,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:38,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 17:21:40,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 17:21:40,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 17:21:40,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649335456] [2024-09-08 17:21:40,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649335456] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 17:21:40,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 17:21:40,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-08 17:21:40,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142149717] [2024-09-08 17:21:40,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 17:21:40,741 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-09-08 17:21:40,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 17:21:40,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-09-08 17:21:40,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=63, Unknown=0, NotChecked=0, Total=110 [2024-09-08 17:21:40,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:40,742 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 17:21:40,742 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.6) internal successors, (26), 10 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) [2024-09-08 17:21:40,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:40,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:40,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:40,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:40,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:40,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:40,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:40,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:40,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:21:40,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:40,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:40,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:40,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:40,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:40,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:40,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:40,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:40,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:21:40,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 17:21:41,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:41,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:41,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:41,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:41,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:41,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:41,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 17:21:41,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 17:21:41,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 17:21:41,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:41,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:41,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:41,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:41,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:41,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 17:21:41,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 17:21:41,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:41,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 17:21:41,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 17:21:41,302 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-09-08 17:21:41,302 INFO L399 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-09-08 17:21:41,302 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 17:21:41,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1867513223, now seen corresponding path program 3 times [2024-09-08 17:21:41,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 17:21:41,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843082849] [2024-09-08 17:21:41,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 17:21:41,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 17:21:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-09-08 17:21:41,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-09-08 17:21:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-09-08 17:21:41,453 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-09-08 17:21:41,454 INFO L326 BasicCegarLoop]: Counterexample is feasible [2024-09-08 17:21:41,454 INFO L785 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-09-08 17:21:41,454 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 7 remaining) [2024-09-08 17:21:41,454 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 7 remaining) [2024-09-08 17:21:41,454 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 7 remaining) [2024-09-08 17:21:41,454 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-09-08 17:21:41,454 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-09-08 17:21:41,455 INFO L785 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-09-08 17:21:41,455 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-09-08 17:21:41,456 INFO L408 BasicCegarLoop]: Path program histogram: [5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-08 17:21:41,456 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (3/4) [2024-09-08 17:21:41,536 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-08 17:21:41,537 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-08 17:21:41,540 INFO L469 ceAbstractionStarter]: Automizer considered 14 witness invariants [2024-09-08 17:21:41,540 INFO L470 ceAbstractionStarter]: WitnessConsidered=14 [2024-09-08 17:21:41,541 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 05:21:41 BasicIcfg [2024-09-08 17:21:41,541 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-08 17:21:41,542 INFO L158 Benchmark]: Toolchain (without parser) took 137712.45ms. Allocated memory was 155.2MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 86.3MB in the beginning and 1.8GB in the end (delta: -1.8GB). Peak memory consumption was 978.1MB. Max. memory is 16.1GB. [2024-09-08 17:21:41,542 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory was 82.1MB in the beginning and 81.9MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 17:21:41,542 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 155.2MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 17:21:41,542 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1346.37ms. Allocated memory is still 155.2MB. Free memory was 86.3MB in the beginning and 92.7MB in the end (delta: -6.4MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2024-09-08 17:21:41,543 INFO L158 Benchmark]: Boogie Procedure Inliner took 123.38ms. Allocated memory is still 155.2MB. Free memory was 92.7MB in the beginning and 81.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-08 17:21:41,543 INFO L158 Benchmark]: Boogie Preprocessor took 91.99ms. Allocated memory is still 155.2MB. Free memory was 81.2MB in the beginning and 74.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-09-08 17:21:41,543 INFO L158 Benchmark]: RCFGBuilder took 1786.13ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 74.9MB in the beginning and 88.9MB in the end (delta: -14.0MB). Peak memory consumption was 67.5MB. Max. memory is 16.1GB. [2024-09-08 17:21:41,544 INFO L158 Benchmark]: TraceAbstraction took 134357.78ms. Allocated memory was 186.6MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 87.8MB in the beginning and 1.8GB in the end (delta: -1.8GB). Peak memory consumption was 948.3MB. Max. memory is 16.1GB. [2024-09-08 17:21:41,545 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 121.6MB. Free memory was 82.1MB in the beginning and 81.9MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.19ms. Allocated memory is still 155.2MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1346.37ms. Allocated memory is still 155.2MB. Free memory was 86.3MB in the beginning and 92.7MB in the end (delta: -6.4MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 123.38ms. Allocated memory is still 155.2MB. Free memory was 92.7MB in the beginning and 81.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.99ms. Allocated memory is still 155.2MB. Free memory was 81.2MB in the beginning and 74.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1786.13ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 74.9MB in the beginning and 88.9MB in the end (delta: -14.0MB). Peak memory consumption was 67.5MB. Max. memory is 16.1GB. * TraceAbstraction took 134357.78ms. Allocated memory was 186.6MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 87.8MB in the beginning and 1.8GB in the end (delta: -1.8GB). Peak memory consumption was 948.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 73382, independent: 62340, independent conditional: 61102, independent unconditional: 1238, dependent: 11042, dependent conditional: 11002, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 63242, independent: 62340, independent conditional: 61102, independent unconditional: 1238, dependent: 902, dependent conditional: 862, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 63242, independent: 62340, independent conditional: 61102, independent unconditional: 1238, dependent: 902, dependent conditional: 862, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 72381, independent: 62340, independent conditional: 61102, independent unconditional: 1238, dependent: 10041, dependent conditional: 10001, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 72381, independent: 62340, independent conditional: 1106, independent unconditional: 61234, dependent: 10041, dependent conditional: 8032, dependent unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72381, independent: 62340, independent conditional: 1106, independent unconditional: 61234, dependent: 10041, dependent conditional: 8032, dependent unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1453, independent: 1271, independent conditional: 16, independent unconditional: 1255, dependent: 182, dependent conditional: 142, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1453, independent: 916, independent conditional: 0, independent unconditional: 916, dependent: 537, dependent conditional: 0, dependent unconditional: 537, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 537, independent: 355, independent conditional: 16, independent unconditional: 339, dependent: 182, dependent conditional: 142, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 537, independent: 355, independent conditional: 16, independent unconditional: 339, dependent: 182, dependent conditional: 142, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 7565, independent: 5255, independent conditional: 159, independent unconditional: 5096, dependent: 2310, dependent conditional: 1634, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 72381, independent: 61069, independent conditional: 1090, independent unconditional: 59979, dependent: 9859, dependent conditional: 7890, dependent unconditional: 1969, unknown: 1453, unknown conditional: 158, unknown unconditional: 1295] , Statistics on independence cache: Total cache size (in pairs): 1453, Positive cache size: 1271, Positive conditional cache size: 16, Positive unconditional cache size: 1255, Negative cache size: 182, Negative conditional cache size: 142, Negative unconditional cache size: 40, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 61965, Maximal queried relation: 22, Independence queries for same thread: 10140, Persistent sets #1 benchmarks: Persistent set computation time: 5.7s, Number of persistent set computation: 608, Number of trivial persistent sets: 418, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1278, independent: 1238, independent conditional: 0, independent unconditional: 1238, 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: 73382, independent: 62340, independent conditional: 61102, independent unconditional: 1238, dependent: 11042, dependent conditional: 11002, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 63242, independent: 62340, independent conditional: 61102, independent unconditional: 1238, dependent: 902, dependent conditional: 862, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 63242, independent: 62340, independent conditional: 61102, independent unconditional: 1238, dependent: 902, dependent conditional: 862, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 72381, independent: 62340, independent conditional: 61102, independent unconditional: 1238, dependent: 10041, dependent conditional: 10001, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 72381, independent: 62340, independent conditional: 1106, independent unconditional: 61234, dependent: 10041, dependent conditional: 8032, dependent unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 72381, independent: 62340, independent conditional: 1106, independent unconditional: 61234, dependent: 10041, dependent conditional: 8032, dependent unconditional: 2009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1453, independent: 1271, independent conditional: 16, independent unconditional: 1255, dependent: 182, dependent conditional: 142, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1453, independent: 916, independent conditional: 0, independent unconditional: 916, dependent: 537, dependent conditional: 0, dependent unconditional: 537, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 537, independent: 355, independent conditional: 16, independent unconditional: 339, dependent: 182, dependent conditional: 142, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 537, independent: 355, independent conditional: 16, independent unconditional: 339, dependent: 182, dependent conditional: 142, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 7565, independent: 5255, independent conditional: 159, independent unconditional: 5096, dependent: 2310, dependent conditional: 1634, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 72381, independent: 61069, independent conditional: 1090, independent unconditional: 59979, dependent: 9859, dependent conditional: 7890, dependent unconditional: 1969, unknown: 1453, unknown conditional: 158, unknown unconditional: 1295] , Statistics on independence cache: Total cache size (in pairs): 1453, Positive cache size: 1271, Positive conditional cache size: 16, Positive unconditional cache size: 1255, Negative cache size: 182, Negative conditional cache size: 142, Negative unconditional cache size: 40, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 61965, Maximal queried relation: 22, Independence queries for same thread: 10140 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 148568, independent: 127594, independent conditional: 126129, independent unconditional: 1465, dependent: 20974, dependent conditional: 20928, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 129353, independent: 127594, independent conditional: 126129, independent unconditional: 1465, dependent: 1759, dependent conditional: 1713, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 129353, independent: 127594, independent conditional: 126129, independent unconditional: 1465, dependent: 1759, dependent conditional: 1713, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 133820, independent: 127594, independent conditional: 126129, independent unconditional: 1465, dependent: 6226, dependent conditional: 6180, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 133820, independent: 127594, independent conditional: 552, independent unconditional: 127042, dependent: 6226, dependent conditional: 3310, dependent unconditional: 2916, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133820, independent: 127594, independent conditional: 552, independent unconditional: 127042, dependent: 6226, dependent conditional: 3310, dependent unconditional: 2916, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1753, independent: 1538, independent conditional: 52, independent unconditional: 1486, dependent: 215, dependent conditional: 169, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1753, independent: 1091, independent conditional: 0, independent unconditional: 1091, dependent: 662, dependent conditional: 0, dependent unconditional: 662, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 662, independent: 447, independent conditional: 52, independent unconditional: 395, dependent: 215, dependent conditional: 169, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 662, independent: 447, independent conditional: 52, independent unconditional: 395, dependent: 215, dependent conditional: 169, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10045, independent: 5825, independent conditional: 887, independent unconditional: 4938, dependent: 4220, dependent conditional: 3493, dependent unconditional: 727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 133820, independent: 126056, independent conditional: 500, independent unconditional: 125556, dependent: 6011, dependent conditional: 3141, dependent unconditional: 2870, unknown: 1753, unknown conditional: 221, unknown unconditional: 1532] , Statistics on independence cache: Total cache size (in pairs): 1753, Positive cache size: 1538, Positive conditional cache size: 52, Positive unconditional cache size: 1486, Negative cache size: 215, Negative conditional cache size: 169, Negative unconditional cache size: 46, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 128447, Maximal queried relation: 16, Independence queries for same thread: 19215, Persistent sets #1 benchmarks: Persistent set computation time: 5.5s, Number of persistent set computation: 1817, Number of trivial persistent sets: 1005, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1511, independent: 1465, independent conditional: 0, independent unconditional: 1465, 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: 148568, independent: 127594, independent conditional: 126129, independent unconditional: 1465, dependent: 20974, dependent conditional: 20928, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 129353, independent: 127594, independent conditional: 126129, independent unconditional: 1465, dependent: 1759, dependent conditional: 1713, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 129353, independent: 127594, independent conditional: 126129, independent unconditional: 1465, dependent: 1759, dependent conditional: 1713, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 133820, independent: 127594, independent conditional: 126129, independent unconditional: 1465, dependent: 6226, dependent conditional: 6180, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 133820, independent: 127594, independent conditional: 552, independent unconditional: 127042, dependent: 6226, dependent conditional: 3310, dependent unconditional: 2916, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133820, independent: 127594, independent conditional: 552, independent unconditional: 127042, dependent: 6226, dependent conditional: 3310, dependent unconditional: 2916, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1753, independent: 1538, independent conditional: 52, independent unconditional: 1486, dependent: 215, dependent conditional: 169, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1753, independent: 1091, independent conditional: 0, independent unconditional: 1091, dependent: 662, dependent conditional: 0, dependent unconditional: 662, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 662, independent: 447, independent conditional: 52, independent unconditional: 395, dependent: 215, dependent conditional: 169, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 662, independent: 447, independent conditional: 52, independent unconditional: 395, dependent: 215, dependent conditional: 169, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10045, independent: 5825, independent conditional: 887, independent unconditional: 4938, dependent: 4220, dependent conditional: 3493, dependent unconditional: 727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 133820, independent: 126056, independent conditional: 500, independent unconditional: 125556, dependent: 6011, dependent conditional: 3141, dependent unconditional: 2870, unknown: 1753, unknown conditional: 221, unknown unconditional: 1532] , Statistics on independence cache: Total cache size (in pairs): 1753, Positive cache size: 1538, Positive conditional cache size: 52, Positive unconditional cache size: 1486, Negative cache size: 215, Negative conditional cache size: 169, Negative unconditional cache size: 46, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 128447, Maximal queried relation: 16, Independence queries for same thread: 19215 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63761, independent: 52669, independent conditional: 51436, independent unconditional: 1233, dependent: 11092, dependent conditional: 11052, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 53449, independent: 52669, independent conditional: 51436, independent unconditional: 1233, dependent: 780, dependent conditional: 740, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 53449, independent: 52669, independent conditional: 51436, independent unconditional: 1233, dependent: 780, dependent conditional: 740, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 61737, independent: 52669, independent conditional: 51436, independent unconditional: 1233, dependent: 9068, dependent conditional: 9028, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 61737, independent: 52669, independent conditional: 1188, independent unconditional: 51481, dependent: 9068, dependent conditional: 7100, dependent unconditional: 1968, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61737, independent: 52669, independent conditional: 1188, independent unconditional: 51481, dependent: 9068, dependent conditional: 7100, dependent unconditional: 1968, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1424, independent: 1263, independent conditional: 13, independent unconditional: 1250, dependent: 161, dependent conditional: 121, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1424, independent: 917, independent conditional: 0, independent unconditional: 917, dependent: 507, dependent conditional: 0, dependent unconditional: 507, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 507, independent: 346, independent conditional: 13, independent unconditional: 333, dependent: 161, dependent conditional: 121, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 507, independent: 346, independent conditional: 13, independent unconditional: 333, dependent: 161, dependent conditional: 121, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5329, independent: 3826, independent conditional: 101, independent unconditional: 3725, dependent: 1503, dependent conditional: 1088, dependent unconditional: 415, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 61737, independent: 51406, independent conditional: 1175, independent unconditional: 50231, dependent: 8907, dependent conditional: 6979, dependent unconditional: 1928, unknown: 1424, unknown conditional: 134, unknown unconditional: 1290] , Statistics on independence cache: Total cache size (in pairs): 1424, Positive cache size: 1263, Positive conditional cache size: 13, Positive unconditional cache size: 1250, Negative cache size: 161, Negative conditional cache size: 121, Negative unconditional cache size: 40, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 52176, Maximal queried relation: 19, Independence queries for same thread: 10312, Persistent sets #1 benchmarks: Persistent set computation time: 4.0s, Number of persistent set computation: 723, Number of trivial persistent sets: 451, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1273, independent: 1233, independent conditional: 0, independent unconditional: 1233, 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: 63761, independent: 52669, independent conditional: 51436, independent unconditional: 1233, dependent: 11092, dependent conditional: 11052, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 53449, independent: 52669, independent conditional: 51436, independent unconditional: 1233, dependent: 780, dependent conditional: 740, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 53449, independent: 52669, independent conditional: 51436, independent unconditional: 1233, dependent: 780, dependent conditional: 740, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 61737, independent: 52669, independent conditional: 51436, independent unconditional: 1233, dependent: 9068, dependent conditional: 9028, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 61737, independent: 52669, independent conditional: 1188, independent unconditional: 51481, dependent: 9068, dependent conditional: 7100, dependent unconditional: 1968, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61737, independent: 52669, independent conditional: 1188, independent unconditional: 51481, dependent: 9068, dependent conditional: 7100, dependent unconditional: 1968, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1424, independent: 1263, independent conditional: 13, independent unconditional: 1250, dependent: 161, dependent conditional: 121, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1424, independent: 917, independent conditional: 0, independent unconditional: 917, dependent: 507, dependent conditional: 0, dependent unconditional: 507, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 507, independent: 346, independent conditional: 13, independent unconditional: 333, dependent: 161, dependent conditional: 121, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 507, independent: 346, independent conditional: 13, independent unconditional: 333, dependent: 161, dependent conditional: 121, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5329, independent: 3826, independent conditional: 101, independent unconditional: 3725, dependent: 1503, dependent conditional: 1088, dependent unconditional: 415, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 61737, independent: 51406, independent conditional: 1175, independent unconditional: 50231, dependent: 8907, dependent conditional: 6979, dependent unconditional: 1928, unknown: 1424, unknown conditional: 134, unknown unconditional: 1290] , Statistics on independence cache: Total cache size (in pairs): 1424, Positive cache size: 1263, Positive conditional cache size: 13, Positive unconditional cache size: 1250, Negative cache size: 161, Negative conditional cache size: 121, Negative unconditional cache size: 40, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 52176, Maximal queried relation: 19, Independence queries for same thread: 10312 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p2_EAX = 0; [L712] 0 _Bool main$tmp_guard0; [L713] 0 _Bool main$tmp_guard1; [L715] 0 int x = 0; [L717] 0 int y = 0; [L718] 0 _Bool y$flush_delayed; [L719] 0 int y$mem_tmp; [L720] 0 _Bool y$r_buff0_thd0; [L721] 0 _Bool y$r_buff0_thd1; [L722] 0 _Bool y$r_buff0_thd2; [L723] 0 _Bool y$r_buff0_thd3; [L724] 0 _Bool y$r_buff1_thd0; [L725] 0 _Bool y$r_buff1_thd1; [L726] 0 _Bool y$r_buff1_thd2; [L727] 0 _Bool y$r_buff1_thd3; [L728] 0 _Bool y$read_delayed; [L729] 0 int *y$read_delayed_var; [L730] 0 int y$w_buff0; [L731] 0 _Bool y$w_buff0_used; [L732] 0 int y$w_buff1; [L733] 0 _Bool y$w_buff1_used; [L734] 0 _Bool weak$$choice0; [L735] 0 _Bool weak$$choice2; [L813] 0 pthread_t t2177; [L814] FCALL, FORK 0 pthread_create(&t2177, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2177=-2, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0] [L815] 0 pthread_t t2178; [L816] FCALL, FORK 0 pthread_create(&t2178, ((void *)0), P1, ((void *)0)) VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2177=-2, t2178=-1, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0] [L817] 0 pthread_t t2179; [L818] FCALL, FORK 0 pthread_create(&t2179, ((void *)0), P2, ((void *)0)) VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2177=-2, t2178=-1, t2179=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0] [L739] 1 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L739] 1 y$w_buff1 = y$w_buff0 [L740] 1 y$w_buff0 = 2 [L741] 1 y$w_buff1_used = y$w_buff0_used [L742] 1 y$w_buff0_used = (_Bool)1 [L743] CALL 1 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L743] RET 1 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L744] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L745] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L746] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L747] 1 y$r_buff1_thd3 = y$r_buff0_thd3 [L748] 1 y$r_buff0_thd1 = (_Bool)1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0] [L751] 1 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L751] 1 x = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0] [L768] 2 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L768] 2 x = 2 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0] [L771] 2 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L771] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L772] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L773] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L774] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L775] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0] [L778] 2 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L778] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0] [L780] 2 return 0; [L785] 3 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L785] 3 __unbuffered_p2_EAX = x VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0] [L788] 3 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L788] 3 y = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=1] [L791] 3 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L791] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L792] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L793] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L794] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L795] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=1] [L798] 3 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L798] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=1] [L800] 3 return 0; [L754] 1 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L754] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L755] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L756] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L757] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L758] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2] [L761] 1 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L761] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2] [L820] 0 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L820] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2177=-2, t2178=-1, t2179=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2] [L822] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) [L822] RET 0 assume_abort_if_not(main$tmp_guard0) [L824] 0 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2))) && (((x == 0) || (x == 1)) || (x == 2))) && (((y == 0) || (y == 1)) || (y == 2))) && (((y$mem_tmp == 0) || (y$mem_tmp == 1)) || (y$mem_tmp == 2))); [L824] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L825] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L826] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L827] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L828] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2177=-2, t2178=-1, t2179=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2] [L831] 0 //@ assert ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (((1LL + (long long) y$r_buff0_thd1) - (long long) y$w_buff0) >= 0LL)) && (((1LL + (long long) y$r_buff1_thd1) - (long long) y$w_buff1) >= 0LL)) && (((0LL - (long long) y$flush_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff0_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd0) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd2) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$r_buff1_thd3) - (long long) y$w_buff1_used) >= 0LL)) && (((0LL - (long long) y$read_delayed) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) main$tmp_guard1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff0_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$r_buff1_thd1) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) y$w_buff0_used) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice0) - (long long) y$w_buff1_used) >= 0LL)) && (((1LL - (long long) weak$$choice2) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) x) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$mem_tmp) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff0) - (long long) y$w_buff1_used) >= 0LL)) && (((2LL - (long long) y$w_buff1) - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) y$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) y$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) x - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$flush_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$mem_tmp - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff0_used) >= 0LL)) && (((long long) y$r_buff0_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff0_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd2 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$r_buff1_thd3 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$read_delayed - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff0_used - (long long) y$w_buff1_used) >= 0LL)) && (((long long) y$w_buff1 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) y$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) y$w_buff1_used) >= 0LL)) && (y$flush_delayed == (_Bool) 0)) && (y$r_buff0_thd0 == (_Bool) 0)) && (y$r_buff0_thd2 == (_Bool) 0)) && (y$r_buff0_thd3 == (_Bool) 0)) && (y$r_buff1_thd0 == (_Bool) 0)) && (y$r_buff1_thd2 == (_Bool) 0)) && (y$r_buff1_thd3 == (_Bool) 0)) && (y$read_delayed == (_Bool) 0)) && (y$read_delayed_var == 0)) && ((y$w_buff0 == 0) || (y$w_buff0 == 2))) && ((y$w_buff1 == 0) || (y$w_buff1 == 2))) && (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 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))); [L831] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L832] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L833] 0 y$flush_delayed = weak$$choice2 [L834] 0 y$mem_tmp = y [L835] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L836] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L837] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L838] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L839] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L840] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L841] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L842] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 2) [L843] 0 y = y$flush_delayed ? y$mem_tmp : y [L844] 0 y$flush_delayed = (_Bool)0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2177=-2, t2178=-1, t2179=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2] [L846] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2] [L18] 0 reach_error() VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=2, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2] - UnprovableResult [Line: 820]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 824]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 831]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 816]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 818]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 87 locations, 31 error locations. Started 1 CEGAR loops. OverallTime: 53.0s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 16.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 35.6s InterpolantComputationTime, 377 NumberOfCodeBlocks, 377 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 355 ConstructedInterpolants, 0 QuantifiedInterpolants, 21358 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 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: P1Thread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 87 locations, 31 error locations. Started 1 CEGAR loops. OverallTime: 44.4s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 19.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 116, 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, 0.2s SatisfiabilityAnalysisTime, 24.5s InterpolantComputationTime, 308 NumberOfCodeBlocks, 308 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 292 ConstructedInterpolants, 0 QuantifiedInterpolants, 14520 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 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, 87 locations, 31 error locations. Started 1 CEGAR loops. OverallTime: 36.5s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 11.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 102, 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, 0.2s SatisfiabilityAnalysisTime, 24.1s InterpolantComputationTime, 414 NumberOfCodeBlocks, 414 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 365 ConstructedInterpolants, 0 QuantifiedInterpolants, 18498 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 RESULT: Ultimate proved your program to be incorrect! [2024-09-08 17:21:41,591 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-09-08 17:21:41,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2024-09-08 17:21:41,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-09-08 17:21:42,232 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE