./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix052_power.oepc_power.opt_pso.oepc_rmo.oepc.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/mix052_power.oepc_power.opt_pso.oepc_rmo.oepc.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7bc0c755 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/mix052_power.oepc_power.opt_pso.oepc_rmo.oepc.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/mix052_power.oepc_power.opt_pso.oepc_rmo.oepc.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-22 22:08:38,357 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-22 22:08:38,424 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-22 22:08:38,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-22 22:08:38,428 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-22 22:08:38,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-22 22:08:38,459 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-22 22:08:38,460 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-22 22:08:38,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-22 22:08:38,461 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-22 22:08:38,462 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-22 22:08:38,463 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-22 22:08:38,463 INFO L153 SettingsManager]: * Use SBE=true [2024-08-22 22:08:38,463 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-22 22:08:38,466 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-22 22:08:38,466 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-22 22:08:38,467 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-22 22:08:38,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-22 22:08:38,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-22 22:08:38,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-22 22:08:38,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-22 22:08:38,469 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-22 22:08:38,472 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-22 22:08:38,472 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-22 22:08:38,473 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-22 22:08:38,473 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-22 22:08:38,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-22 22:08:38,473 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-22 22:08:38,474 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-22 22:08:38,475 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-22 22:08:38,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-22 22:08:38,475 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-22 22:08:38,476 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-22 22:08:38,476 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-22 22:08:38,477 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-22 22:08:38,477 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-22 22:08:38,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-22 22:08:38,478 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-22 22:08:38,478 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-22 22:08:38,478 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-22 22:08:38,478 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-22 22:08:38,479 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-22 22:08:38,479 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-22 22:08:38,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-22 22:08:38,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-22 22:08:38,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-22 22:08:38,746 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-22 22:08:38,747 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-22 22:08:38,748 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/mix052_power.oepc_power.opt_pso.oepc_rmo.oepc.yml/witness.yml [2024-08-22 22:08:38,969 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-22 22:08:38,970 INFO L274 PluginConnector]: CDTParser initialized [2024-08-22 22:08:38,970 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix052_power.oepc_power.opt_pso.oepc_rmo.oepc.i [2024-08-22 22:08:40,390 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-22 22:08:40,676 INFO L384 CDTParser]: Found 1 translation units. [2024-08-22 22:08:40,676 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix052_power.oepc_power.opt_pso.oepc_rmo.oepc.i [2024-08-22 22:08:40,690 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5e15d48dd/847dd496f2b844209d5085a59737779c/FLAG66ab766c8 [2024-08-22 22:08:40,978 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5e15d48dd/847dd496f2b844209d5085a59737779c [2024-08-22 22:08:40,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-22 22:08:40,980 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-22 22:08:40,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-22 22:08:40,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-22 22:08:40,987 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-22 22:08:40,988 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:08:38" (1/2) ... [2024-08-22 22:08:40,989 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2b2cc0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:08:40, skipping insertion in model container [2024-08-22 22:08:40,990 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:08:38" (1/2) ... [2024-08-22 22:08:40,991 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c4a1fce and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:08:40, skipping insertion in model container [2024-08-22 22:08:40,991 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:08:40" (2/2) ... [2024-08-22 22:08:40,992 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2b2cc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:40, skipping insertion in model container [2024-08-22 22:08:40,992 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:08:40" (2/2) ... [2024-08-22 22:08:40,992 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-22 22:08:41,117 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-22 22:08:41,118 INFO L97 edCorrectnessWitness]: Location invariant before [L839-L839] ((((((((((((((((((! multithreaded || (z == 0 || z == 1)) && (! multithreaded || z$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || z$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (z$w_buff0 == 0 || z$w_buff0 == 1))) && (! multithreaded || z$r_buff1_thd2 == (_Bool)0)) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || (z$mem_tmp == 0 || z$mem_tmp == 1))) && (! multithreaded || (z$w_buff1 == 0 || z$w_buff1 == 1))) && (! multithreaded || z$r_buff1_thd3 == (_Bool)0)) && (! multithreaded || ((x == 0 || x == 1) || x == 2))) && (! multithreaded || z$r_buff0_thd2 == (_Bool)0)) && (! multithreaded || z$read_delayed == (_Bool)0)) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL && (0LL - (long long )__unbuffered_p2_EAX) + (long long )z >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )z$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff0_thd1 >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z) + (long long )z$r_buff0_thd1 >= 0LL) && (0LL - (long long )z) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd1 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff0_thd1) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd1) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd1) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )x >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$read_delayed >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$w_buff0_used >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$w_buff1_used >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p2_EAX >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p2_EAX >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )main$tmp_guard1) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )x) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )y) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )z$flush_delayed) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )weak$$choice0) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )weak$$choice2) - (long long )z$mem_tmp >= 0LL) && (0LL - (long long )z$flush_delayed) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff0_thd0) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff0_thd2) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff0_thd3) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff1_thd0) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff1_thd2) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff1_thd3) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$read_delayed) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$flush_delayed) - (long long )z$mem_tmp >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$read_delayed >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$r_buff0_thd1) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$r_buff1_thd1) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$w_buff0) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$w_buff0_used) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$w_buff1) - (long long )z$w_buff1_used >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$mem_tmp >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff0_thd1 >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff1_thd1 >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$w_buff0 >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$w_buff0_used >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$w_buff1 >= 0LL) && (2LL - (long long )z) - (long long )z$mem_tmp >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$r_buff0_thd1 >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$r_buff1_thd1 >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$w_buff0 >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$w_buff0_used >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$w_buff1 >= 0LL) && (long long )__unbuffered_cnt - (long long )z$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )z$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )z$mem_tmp >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )z$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )z$w_buff1_used >= 0LL) && (long long )x - (long long )z$w_buff1_used >= 0LL) && (long long )y - (long long )z$w_buff1_used >= 0LL) && (long long )z - (long long )z$mem_tmp >= 0LL) && (long long )z - (long long )z$w_buff1_used >= 0LL) && (long long )z$flush_delayed - (long long )z$w_buff1_used >= 0LL) && (long long )z$mem_tmp - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff0_thd0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$r_buff1_thd1 >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$w_buff0 >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$w_buff0_used >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff0_thd2 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd1 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff1_thd1 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd2 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$read_delayed - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff0_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1 >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff0_used - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff1 - (long long )z$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )z$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )z$w_buff1_used >= 0LL))) && (! multithreaded || (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && z$flush_delayed == (_Bool)0) && z$r_buff0_thd0 == (_Bool)0) && z$r_buff0_thd2 == (_Bool)0) && z$r_buff0_thd3 == (_Bool)0) && z$r_buff1_thd0 == (_Bool)0) && z$r_buff1_thd2 == (_Bool)0) && z$r_buff1_thd3 == (_Bool)0) && z$read_delayed == (_Bool)0) && z$read_delayed_var == 0) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (y == 0 || y == 1)) && (z == 0 || z == 1)) && (z$mem_tmp == 0 || z$mem_tmp == 1)) && (z$w_buff0 == 0 || z$w_buff0 == 1)) && (z$w_buff1 == 0 || z$w_buff1 == 1)) && ((x == 0 || x == 1) || x == 2)))) && (! multithreaded || z$read_delayed_var == 0)) && (! multithreaded || z$r_buff0_thd3 == (_Bool)0) [2024-08-22 22:08:41,123 INFO L97 edCorrectnessWitness]: Location invariant before [L836-L836] ((((((((((((((((((! multithreaded || (z == 0 || z == 1)) && (! multithreaded || z$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || z$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (z$w_buff0 == 0 || z$w_buff0 == 1))) && (! multithreaded || z$r_buff1_thd2 == (_Bool)0)) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || (z$mem_tmp == 0 || z$mem_tmp == 1))) && (! multithreaded || (z$w_buff1 == 0 || z$w_buff1 == 1))) && (! multithreaded || z$r_buff1_thd3 == (_Bool)0)) && (! multithreaded || ((x == 0 || x == 1) || x == 2))) && (! multithreaded || z$r_buff0_thd2 == (_Bool)0)) && (! multithreaded || z$read_delayed == (_Bool)0)) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL && (0LL - (long long )__unbuffered_p2_EAX) + (long long )z >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )z$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff0_thd1 >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z) + (long long )z$r_buff0_thd1 >= 0LL) && (0LL - (long long )z) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd1 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff0_thd1) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd1) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd1) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )x >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$read_delayed >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$w_buff0_used >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$w_buff1_used >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p2_EAX >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p2_EAX >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )main$tmp_guard1) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )x) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )y) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )z$flush_delayed) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )weak$$choice0) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )weak$$choice2) - (long long )z$mem_tmp >= 0LL) && (0LL - (long long )z$flush_delayed) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff0_thd0) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff0_thd2) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff0_thd3) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff1_thd0) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff1_thd2) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff1_thd3) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$read_delayed) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$flush_delayed) - (long long )z$mem_tmp >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$read_delayed >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$r_buff0_thd1) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$r_buff1_thd1) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$w_buff0) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$w_buff0_used) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$w_buff1) - (long long )z$w_buff1_used >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$mem_tmp >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff0_thd1 >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff1_thd1 >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$w_buff0 >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$w_buff0_used >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$w_buff1 >= 0LL) && (2LL - (long long )z) - (long long )z$mem_tmp >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$r_buff0_thd1 >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$r_buff1_thd1 >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$w_buff0 >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$w_buff0_used >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$w_buff1 >= 0LL) && (long long )__unbuffered_cnt - (long long )z$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )z$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )z$mem_tmp >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )z$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )z$w_buff1_used >= 0LL) && (long long )x - (long long )z$w_buff1_used >= 0LL) && (long long )y - (long long )z$w_buff1_used >= 0LL) && (long long )z - (long long )z$mem_tmp >= 0LL) && (long long )z - (long long )z$w_buff1_used >= 0LL) && (long long )z$flush_delayed - (long long )z$w_buff1_used >= 0LL) && (long long )z$mem_tmp - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff0_thd0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$r_buff1_thd1 >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$w_buff0 >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$w_buff0_used >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff0_thd2 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd1 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff1_thd1 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd2 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$read_delayed - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff0_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1 >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff0_used - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff1 - (long long )z$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )z$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )z$w_buff1_used >= 0LL))) && (! multithreaded || (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && z$flush_delayed == (_Bool)0) && z$r_buff0_thd0 == (_Bool)0) && z$r_buff0_thd2 == (_Bool)0) && z$r_buff0_thd3 == (_Bool)0) && z$r_buff1_thd0 == (_Bool)0) && z$r_buff1_thd2 == (_Bool)0) && z$r_buff1_thd3 == (_Bool)0) && z$read_delayed == (_Bool)0) && z$read_delayed_var == 0) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (y == 0 || y == 1)) && (z == 0 || z == 1)) && (z$mem_tmp == 0 || z$mem_tmp == 1)) && (z$w_buff0 == 0 || z$w_buff0 == 1)) && (z$w_buff1 == 0 || z$w_buff1 == 1)) && ((x == 0 || x == 1) || x == 2)))) && (! multithreaded || z$read_delayed_var == 0)) && (! multithreaded || z$r_buff0_thd3 == (_Bool)0) [2024-08-22 22:08:41,124 INFO L97 edCorrectnessWitness]: Location invariant before [L838-L838] ((((((((((((((((((! multithreaded || (z == 0 || z == 1)) && (! multithreaded || z$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || z$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (z$w_buff0 == 0 || z$w_buff0 == 1))) && (! multithreaded || z$r_buff1_thd2 == (_Bool)0)) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || (z$mem_tmp == 0 || z$mem_tmp == 1))) && (! multithreaded || (z$w_buff1 == 0 || z$w_buff1 == 1))) && (! multithreaded || z$r_buff1_thd3 == (_Bool)0)) && (! multithreaded || ((x == 0 || x == 1) || x == 2))) && (! multithreaded || z$r_buff0_thd2 == (_Bool)0)) && (! multithreaded || z$read_delayed == (_Bool)0)) && (! multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL && (0LL - (long long )__unbuffered_p2_EAX) + (long long )z >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )z$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff0_thd1 >= 0LL) && (0LL - (long long )__unbuffered_p2_EAX) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z) + (long long )z$r_buff0_thd1 >= 0LL) && (0LL - (long long )z) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd1 >= 0LL) && (0LL - (long long )z$mem_tmp) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff0_thd1) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd1) + (long long )z$w_buff0 >= 0LL) && (0LL - (long long )z$r_buff1_thd1) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )x >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff1_thd1 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$read_delayed >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$w_buff0_used >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$w_buff1 >= 0LL) && (1LL - (long long )z$mem_tmp) + (long long )z$w_buff1_used >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p2_EAX >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p2_EAX >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )main$tmp_guard1) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )x) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )y) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )z$flush_delayed) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )weak$$choice0) - (long long )z$mem_tmp >= 0LL) && (1LL + (long long )weak$$choice2) - (long long )z$mem_tmp >= 0LL) && (0LL - (long long )z$flush_delayed) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff0_thd0) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff0_thd2) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff0_thd3) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff1_thd0) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff1_thd2) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$r_buff1_thd3) - (long long )z$w_buff1_used >= 0LL) && (0LL - (long long )z$read_delayed) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p2_EAX) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$flush_delayed) - (long long )z$mem_tmp >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff0_thd0 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff0_thd2 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff0_thd3 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff1_thd0 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff1_thd2 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$r_buff1_thd3 >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$read_delayed >= 0LL) && (1LL - (long long )z$mem_tmp) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$r_buff0_thd1) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$r_buff1_thd1) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$w_buff0) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$w_buff0_used) - (long long )z$w_buff1_used >= 0LL) && (1LL - (long long )z$w_buff1) - (long long )z$w_buff1_used >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$mem_tmp >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff0_thd1 >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$r_buff1_thd1 >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$w_buff0 >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$w_buff0_used >= 0LL) && (2LL - (long long )__unbuffered_p2_EAX) - (long long )z$w_buff1 >= 0LL) && (2LL - (long long )z) - (long long )z$mem_tmp >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$r_buff0_thd1 >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$r_buff1_thd1 >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$w_buff0 >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$w_buff0_used >= 0LL) && (2LL - (long long )z$mem_tmp) - (long long )z$w_buff1 >= 0LL) && (long long )__unbuffered_cnt - (long long )z$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )z$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )z$mem_tmp >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )z$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )z$w_buff1_used >= 0LL) && (long long )x - (long long )z$w_buff1_used >= 0LL) && (long long )y - (long long )z$w_buff1_used >= 0LL) && (long long )z - (long long )z$mem_tmp >= 0LL) && (long long )z - (long long )z$w_buff1_used >= 0LL) && (long long )z$flush_delayed - (long long )z$w_buff1_used >= 0LL) && (long long )z$mem_tmp - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff0_thd0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$r_buff1_thd1 >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$w_buff0 >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$w_buff0_used >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff0_thd1 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff0_thd2 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff0_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd1 - (long long )z$w_buff1 >= 0LL) && (long long )z$r_buff1_thd1 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd2 - (long long )z$w_buff1_used >= 0LL) && (long long )z$r_buff1_thd3 - (long long )z$w_buff1_used >= 0LL) && (long long )z$read_delayed - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff0_used >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1 >= 0LL) && (long long )z$w_buff0 - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff0_used - (long long )z$w_buff1_used >= 0LL) && (long long )z$w_buff1 - (long long )z$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )z$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )z$w_buff1_used >= 0LL))) && (! multithreaded || (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && z$flush_delayed == (_Bool)0) && z$r_buff0_thd0 == (_Bool)0) && z$r_buff0_thd2 == (_Bool)0) && z$r_buff0_thd3 == (_Bool)0) && z$r_buff1_thd0 == (_Bool)0) && z$r_buff1_thd2 == (_Bool)0) && z$r_buff1_thd3 == (_Bool)0) && z$read_delayed == (_Bool)0) && z$read_delayed_var == 0) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (y == 0 || y == 1)) && (z == 0 || z == 1)) && (z$mem_tmp == 0 || z$mem_tmp == 1)) && (z$w_buff0 == 0 || z$w_buff0 == 1)) && (z$w_buff1 == 0 || z$w_buff1 == 1)) && ((x == 0 || x == 1) || x == 2)))) && (! multithreaded || z$read_delayed_var == 0)) && (! multithreaded || z$r_buff0_thd3 == (_Bool)0) [2024-08-22 22:08:41,124 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-22 22:08:41,124 INFO L106 edCorrectnessWitness]: ghost_update [L834-L834] multithreaded = 1; [2024-08-22 22:08:41,169 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-22 22:08:41,372 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/mix052_power.oepc_power.opt_pso.oepc_rmo.oepc.i[979,992] [2024-08-22 22:08:41,613 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-22 22:08:41,622 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-22 22:08:41,660 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/mix052_power.oepc_power.opt_pso.oepc_rmo.oepc.i[979,992] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-22 22:08:41,871 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-22 22:08:41,916 INFO L206 MainTranslator]: Completed translation [2024-08-22 22:08:41,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41 WrapperNode [2024-08-22 22:08:41,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-22 22:08:41,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-22 22:08:41,918 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-22 22:08:41,918 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-22 22:08:41,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41" (1/1) ... [2024-08-22 22:08:41,952 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41" (1/1) ... [2024-08-22 22:08:42,016 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 121 [2024-08-22 22:08:42,017 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-22 22:08:42,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-22 22:08:42,019 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-22 22:08:42,019 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-22 22:08:42,028 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41" (1/1) ... [2024-08-22 22:08:42,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41" (1/1) ... [2024-08-22 22:08:42,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41" (1/1) ... [2024-08-22 22:08:42,041 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41" (1/1) ... [2024-08-22 22:08:42,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41" (1/1) ... [2024-08-22 22:08:42,071 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41" (1/1) ... [2024-08-22 22:08:42,078 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41" (1/1) ... [2024-08-22 22:08:42,082 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41" (1/1) ... [2024-08-22 22:08:42,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-22 22:08:42,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-22 22:08:42,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-22 22:08:42,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-22 22:08:42,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41" (1/1) ... [2024-08-22 22:08:42,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-22 22:08:42,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-22 22:08:42,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-22 22:08:42,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-22 22:08:42,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-22 22:08:42,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-22 22:08:42,170 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-22 22:08:42,170 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-22 22:08:42,170 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-22 22:08:42,170 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-22 22:08:42,170 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-08-22 22:08:42,172 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-08-22 22:08:42,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-22 22:08:42,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-22 22:08:42,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-22 22:08:42,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-22 22:08:42,173 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-22 22:08:42,284 INFO L243 CfgBuilder]: Building ICFG [2024-08-22 22:08:42,285 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-22 22:08:42,979 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-22 22:08:42,979 INFO L292 CfgBuilder]: Performing block encoding [2024-08-22 22:08:43,180 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-22 22:08:43,181 INFO L319 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-22 22:08:43,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:08:43 BoogieIcfgContainer [2024-08-22 22:08:43,182 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-22 22:08:43,184 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-22 22:08:43,185 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-22 22:08:43,188 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-22 22:08:43,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:08:38" (1/4) ... [2024-08-22 22:08:43,189 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d620fc5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.08 10:08:43, skipping insertion in model container [2024-08-22 22:08:43,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 10:08:40" (2/4) ... [2024-08-22 22:08:43,189 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d620fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 10:08:43, skipping insertion in model container [2024-08-22 22:08:43,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:08:41" (3/4) ... [2024-08-22 22:08:43,190 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d620fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 10:08:43, skipping insertion in model container [2024-08-22 22:08:43,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:08:43" (4/4) ... [2024-08-22 22:08:43,191 INFO L112 eAbstractionObserver]: Analyzing ICFG mix052_power.oepc_power.opt_pso.oepc_rmo.oepc.i [2024-08-22 22:08:43,208 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-22 22:08:43,208 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2024-08-22 22:08:43,208 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-22 22:08:43,306 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-22 22:08:43,346 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-22 22:08:43,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-22 22:08:43,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-22 22:08:43,348 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-22 22:08:43,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-22 22:08:43,385 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-22 22:08:43,399 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-22 22:08:43,406 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@73cd73e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-22 22:08:43,406 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-08-22 22:08:43,649 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:08:43,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:08:43,655 INFO L85 PathProgramCache]: Analyzing trace with hash 349182522, now seen corresponding path program 1 times [2024-08-22 22:08:43,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:08:43,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097029838] [2024-08-22 22:08:43,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:08:43,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:08:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:08:46,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:08:46,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:08:46,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097029838] [2024-08-22 22:08:46,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097029838] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:08:46,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:08:46,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-22 22:08:46,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045933168] [2024-08-22 22:08:46,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:08:46,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-22 22:08:46,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:08:46,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-22 22:08:46,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-22 22:08:46,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:08:46,967 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:08:46,969 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:08:46,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:08:47,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:08:47,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-22 22:08:47,388 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:08:47,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:08:47,389 INFO L85 PathProgramCache]: Analyzing trace with hash -758530311, now seen corresponding path program 1 times [2024-08-22 22:08:47,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:08:47,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463307361] [2024-08-22 22:08:47,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:08:47,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:08:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:08:52,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:08:52,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:08:52,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463307361] [2024-08-22 22:08:52,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463307361] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:08:52,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:08:52,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-22 22:08:52,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299037912] [2024-08-22 22:08:52,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:08:52,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-22 22:08:52,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:08:52,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-22 22:08:52,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-08-22 22:08:52,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:08:52,181 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:08:52,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:08:52,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:08:52,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:08:52,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:08:52,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:08:52,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-22 22:08:52,928 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:08:52,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:08:52,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1695808822, now seen corresponding path program 1 times [2024-08-22 22:08:52,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:08:52,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130500306] [2024-08-22 22:08:52,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:08:52,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:08:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:01,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:01,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:01,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130500306] [2024-08-22 22:09:01,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130500306] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:01,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:01,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-08-22 22:09:01,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132851644] [2024-08-22 22:09:01,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:01,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-08-22 22:09:01,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:01,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-08-22 22:09:01,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-08-22 22:09:01,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:01,140 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:01,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.7692307692307692) internal successors, (23), 13 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:09:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:01,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:01,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:01,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:01,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-22 22:09:01,959 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:01,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:01,959 INFO L85 PathProgramCache]: Analyzing trace with hash 366903531, now seen corresponding path program 1 times [2024-08-22 22:09:01,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:01,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850928917] [2024-08-22 22:09:01,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:01,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:02,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:02,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:02,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850928917] [2024-08-22 22:09:02,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850928917] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:02,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:02,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-22 22:09:02,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394219464] [2024-08-22 22:09:02,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:02,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-22 22:09:02,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:02,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-22 22:09:02,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-22 22:09:02,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:02,259 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:02,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 5 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) [2024-08-22 22:09:02,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:02,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:02,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:02,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:02,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:02,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:02,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:02,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:02,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-22 22:09:02,521 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:02,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:02,522 INFO L85 PathProgramCache]: Analyzing trace with hash 262049607, now seen corresponding path program 1 times [2024-08-22 22:09:02,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:02,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989799442] [2024-08-22 22:09:02,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:02,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:02,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:02,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:02,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989799442] [2024-08-22 22:09:02,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989799442] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:02,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:02,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-22 22:09:02,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866678333] [2024-08-22 22:09:02,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:02,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-22 22:09:02,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:02,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-22 22:09:02,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-08-22 22:09:02,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:02,847 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:02,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:09:02,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:02,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:02,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:02,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:02,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:03,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:03,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:03,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:03,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-22 22:09:03,997 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:03,997 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:03,997 INFO L85 PathProgramCache]: Analyzing trace with hash 2063980552, now seen corresponding path program 1 times [2024-08-22 22:09:03,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:03,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804003547] [2024-08-22 22:09:03,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:03,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:08,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:08,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:08,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804003547] [2024-08-22 22:09:08,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804003547] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:08,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:08,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-22 22:09:08,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741192789] [2024-08-22 22:09:08,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:08,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-22 22:09:08,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:08,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-22 22:09:08,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-08-22 22:09:08,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:08,077 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:08,077 INFO L496 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) [2024-08-22 22:09:08,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:08,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:08,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:08,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:08,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:08,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:09,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:09,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:09,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:09,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:09,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:09,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:09,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-22 22:09:09,301 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:09,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:09,301 INFO L85 PathProgramCache]: Analyzing trace with hash -785147157, now seen corresponding path program 1 times [2024-08-22 22:09:09,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:09,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368200294] [2024-08-22 22:09:09,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:09,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:15,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:15,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:15,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368200294] [2024-08-22 22:09:15,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368200294] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:15,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:15,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-08-22 22:09:15,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672485357] [2024-08-22 22:09:15,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:15,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-08-22 22:09:15,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:15,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-08-22 22:09:15,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-08-22 22:09:15,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:15,126 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:15,126 INFO L496 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) [2024-08-22 22:09:15,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:15,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:15,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:15,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:15,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:15,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:15,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:16,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:16,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:16,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:16,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:16,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:16,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:16,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:16,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-22 22:09:16,321 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:16,321 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:16,321 INFO L85 PathProgramCache]: Analyzing trace with hash 777562281, now seen corresponding path program 1 times [2024-08-22 22:09:16,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:16,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831622338] [2024-08-22 22:09:16,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:16,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:19,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:19,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:19,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831622338] [2024-08-22 22:09:19,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831622338] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:19,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:19,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-22 22:09:19,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908036718] [2024-08-22 22:09:19,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:19,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-22 22:09:19,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:19,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-22 22:09:19,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-08-22 22:09:19,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:19,510 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:19,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:09:19,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:19,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:19,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:19,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:19,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:19,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:19,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:19,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:20,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:20,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:20,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:20,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:20,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:20,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:20,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:20,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:20,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-22 22:09:20,544 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:20,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:20,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1826196771, now seen corresponding path program 1 times [2024-08-22 22:09:20,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:20,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397832083] [2024-08-22 22:09:20,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:20,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:23,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:23,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:23,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397832083] [2024-08-22 22:09:23,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397832083] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:23,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:23,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-22 22:09:23,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777579992] [2024-08-22 22:09:23,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:23,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-22 22:09:23,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:23,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-22 22:09:23,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-08-22 22:09:23,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:23,103 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:23,103 INFO L496 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) [2024-08-22 22:09:23,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:23,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:23,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:23,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:23,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:23,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:23,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-22 22:09:23,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:23,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:24,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:24,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:24,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:24,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:24,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:24,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:24,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:24,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:24,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-22 22:09:24,254 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:24,254 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:24,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1024578571, now seen corresponding path program 1 times [2024-08-22 22:09:24,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:24,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531951050] [2024-08-22 22:09:24,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:24,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:29,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:29,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:29,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531951050] [2024-08-22 22:09:29,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531951050] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:29,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:29,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-22 22:09:29,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753480695] [2024-08-22 22:09:29,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:29,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-08-22 22:09:29,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:29,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-08-22 22:09:29,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-08-22 22:09:29,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:29,596 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:29,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 1.75) internal successors, (21), 12 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:09:29,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:29,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:29,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:29,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:29,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:29,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:29,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:29,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:29,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:29,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:30,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:30,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:30,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:30,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:30,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:30,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:30,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:30,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:30,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:30,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:30,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-22 22:09:30,739 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:30,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:30,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1937797577, now seen corresponding path program 1 times [2024-08-22 22:09:30,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:30,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634292603] [2024-08-22 22:09:30,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:30,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:33,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:33,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:33,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634292603] [2024-08-22 22:09:33,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634292603] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:33,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:33,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-22 22:09:33,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158170472] [2024-08-22 22:09:33,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:33,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-22 22:09:33,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:33,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-22 22:09:33,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-08-22 22:09:33,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:33,465 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:33,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:09:33,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:33,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:33,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:33,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:33,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:33,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:33,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:33,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:33,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:33,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:33,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:34,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:34,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:34,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:34,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:34,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:34,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:34,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:34,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:34,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:34,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:34,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:34,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-22 22:09:34,550 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:34,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:34,550 INFO L85 PathProgramCache]: Analyzing trace with hash 537769482, now seen corresponding path program 1 times [2024-08-22 22:09:34,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:34,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18078537] [2024-08-22 22:09:34,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:34,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:39,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:39,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:39,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18078537] [2024-08-22 22:09:39,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18078537] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:39,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:39,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-08-22 22:09:39,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164858987] [2024-08-22 22:09:39,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:39,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-08-22 22:09:39,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:39,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-08-22 22:09:39,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-08-22 22:09:39,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:39,287 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:39,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:09:39,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:39,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:39,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:39,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:39,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:39,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:39,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:39,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:39,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:39,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:39,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:39,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:40,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:40,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:40,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:40,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:40,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-08-22 22:09:40,560 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:40,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:40,561 INFO L85 PathProgramCache]: Analyzing trace with hash -243061944, now seen corresponding path program 1 times [2024-08-22 22:09:40,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:40,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557620312] [2024-08-22 22:09:40,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:40,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:43,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:43,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:43,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557620312] [2024-08-22 22:09:43,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557620312] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:43,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:43,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-22 22:09:43,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656684957] [2024-08-22 22:09:43,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:43,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-22 22:09:43,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:43,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-22 22:09:43,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-08-22 22:09:43,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:43,434 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:43,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:09:43,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:43,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:43,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:43,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:43,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:43,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:43,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:43,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:43,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:43,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:43,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:43,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:43,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:44,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:44,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:44,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:44,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:44,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-08-22 22:09:44,354 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:44,354 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:44,355 INFO L85 PathProgramCache]: Analyzing trace with hash 823442084, now seen corresponding path program 1 times [2024-08-22 22:09:44,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:44,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292070174] [2024-08-22 22:09:44,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:44,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:46,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:46,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:46,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292070174] [2024-08-22 22:09:46,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292070174] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:46,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:46,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-22 22:09:46,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057945154] [2024-08-22 22:09:46,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:46,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-22 22:09:46,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:46,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-22 22:09:46,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-08-22 22:09:46,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:46,894 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:46,894 INFO L496 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) [2024-08-22 22:09:46,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:46,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:46,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:46,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:46,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:47,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:47,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:47,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:47,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:47,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:47,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:47,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:47,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:47,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:47,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:47,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:47,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:47,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:47,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:09:47,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-08-22 22:09:47,967 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:47,967 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:47,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1153744439, now seen corresponding path program 1 times [2024-08-22 22:09:47,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:47,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672601944] [2024-08-22 22:09:47,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:47,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:49,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:49,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:49,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672601944] [2024-08-22 22:09:49,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672601944] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:49,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:49,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-22 22:09:49,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592214899] [2024-08-22 22:09:49,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:49,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-22 22:09:49,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:49,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-22 22:09:49,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-08-22 22:09:49,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:49,671 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:49,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:09:49,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:50,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:50,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:50,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:50,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:50,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:50,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:50,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:50,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:50,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:50,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:50,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:50,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:50,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:50,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:09:50,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:50,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-08-22 22:09:50,121 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:50,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:50,122 INFO L85 PathProgramCache]: Analyzing trace with hash -2043838322, now seen corresponding path program 2 times [2024-08-22 22:09:50,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:50,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636186492] [2024-08-22 22:09:50,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:50,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:55,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:55,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:55,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636186492] [2024-08-22 22:09:55,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636186492] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:55,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:55,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-08-22 22:09:55,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408538535] [2024-08-22 22:09:55,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:55,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-22 22:09:55,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:55,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-22 22:09:55,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2024-08-22 22:09:55,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:55,310 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:55,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.090909090909091) internal successors, (23), 11 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:09:55,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:55,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:55,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:55,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:55,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:55,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:55,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:55,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:55,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:55,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:55,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:55,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:55,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:55,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:09:55,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:55,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:56,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:56,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:56,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:56,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:56,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:56,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:56,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:56,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:56,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:56,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:56,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:56,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:56,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:56,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:09:56,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:56,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:56,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-08-22 22:09:56,130 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:09:56,131 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:09:56,131 INFO L85 PathProgramCache]: Analyzing trace with hash 152360908, now seen corresponding path program 2 times [2024-08-22 22:09:56,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:09:56,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753992558] [2024-08-22 22:09:56,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:09:56,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:09:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:09:59,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:09:59,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:09:59,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753992558] [2024-08-22 22:09:59,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753992558] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:09:59,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:09:59,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-22 22:09:59,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978956439] [2024-08-22 22:09:59,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:09:59,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-22 22:09:59,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:09:59,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-22 22:09:59,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-08-22 22:09:59,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:09:59,180 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:09:59,180 INFO L496 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) [2024-08-22 22:09:59,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:09:59,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:09:59,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:59,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:09:59,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:00,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:00,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:00,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:00,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:00,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:00,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:00,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:00,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:00,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:00,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:00,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:00,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:00,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:00,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:00,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:00,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:00,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:00,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-08-22 22:10:00,109 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:10:00,110 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:10:00,110 INFO L85 PathProgramCache]: Analyzing trace with hash -399987221, now seen corresponding path program 2 times [2024-08-22 22:10:00,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:10:00,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146529928] [2024-08-22 22:10:00,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:10:00,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:10:00,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:10:05,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:10:05,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:10:05,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146529928] [2024-08-22 22:10:05,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146529928] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:10:05,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:10:05,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-08-22 22:10:05,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713364920] [2024-08-22 22:10:05,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:10:05,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-08-22 22:10:05,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:10:05,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-08-22 22:10:05,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-08-22 22:10:05,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:05,189 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:10:05,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 13 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:10:05,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:05,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:05,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:05,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:05,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:05,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:05,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:06,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-08-22 22:10:06,436 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:10:06,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:10:06,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1489976233, now seen corresponding path program 2 times [2024-08-22 22:10:06,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:10:06,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065133599] [2024-08-22 22:10:06,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:10:06,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:10:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:10:09,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:10:09,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:10:09,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065133599] [2024-08-22 22:10:09,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065133599] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:10:09,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:10:09,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-08-22 22:10:09,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542370648] [2024-08-22 22:10:09,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:10:09,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-22 22:10:09,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:10:09,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-22 22:10:09,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-08-22 22:10:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:09,962 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:10:09,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.0) internal successors, (22), 11 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:09,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:09,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:09,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:09,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:09,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:09,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:11,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:11,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:11,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:11,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:11,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:11,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:11,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:11,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:11,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:11,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:11,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:11,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:11,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:11,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:11,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:11,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:11,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:11,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:11,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:11,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-08-22 22:10:11,391 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:10:11,392 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:10:11,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1636514664, now seen corresponding path program 1 times [2024-08-22 22:10:11,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:10:11,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694398563] [2024-08-22 22:10:11,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:10:11,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:10:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:10:15,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:10:15,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:10:15,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694398563] [2024-08-22 22:10:15,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694398563] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:10:15,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:10:15,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-22 22:10:15,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262521514] [2024-08-22 22:10:15,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:10:15,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-22 22:10:15,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:10:15,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-22 22:10:15,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-08-22 22:10:15,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:15,036 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:10:15,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:10:15,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:15,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:15,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:15,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:15,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:15,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:15,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:15,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:15,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:15,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:15,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:15,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:15,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:15,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:15,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:15,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:15,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:15,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:15,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:15,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:15,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:15,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:15,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:15,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:15,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:15,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:15,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:15,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:15,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:15,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-08-22 22:10:15,475 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:10:15,476 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:10:15,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1239586957, now seen corresponding path program 2 times [2024-08-22 22:10:15,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:10:15,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704465668] [2024-08-22 22:10:15,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:10:15,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:10:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:10:15,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:10:15,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:10:15,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704465668] [2024-08-22 22:10:15,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704465668] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:10:15,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:10:15,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-22 22:10:15,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139650510] [2024-08-22 22:10:15,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:10:15,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-22 22:10:15,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:10:15,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-22 22:10:15,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-08-22 22:10:15,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:15,718 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:10:15,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:15,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:15,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:15,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:15,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:15,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:16,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-08-22 22:10:16,553 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:10:16,553 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:10:16,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1172549846, now seen corresponding path program 1 times [2024-08-22 22:10:16,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:10:16,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539687875] [2024-08-22 22:10:16,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:10:16,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:10:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:10:18,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:10:18,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:10:18,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539687875] [2024-08-22 22:10:18,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539687875] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:10:18,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:10:18,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-22 22:10:18,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132483805] [2024-08-22 22:10:18,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:10:18,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-22 22:10:18,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:10:18,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-22 22:10:18,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-08-22 22:10:18,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:18,705 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:10:18,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:10:18,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:18,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:18,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:18,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:18,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:18,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:18,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:18,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:18,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:18,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:18,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:18,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:18,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:18,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:18,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:18,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:18,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:18,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:18,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:18,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:18,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:18,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:19,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:19,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:19,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:19,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:19,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:19,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:19,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:19,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:19,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:19,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:19,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:19,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:19,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:19,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:19,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:19,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:19,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:19,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:19,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:19,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:19,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:19,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:19,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-08-22 22:10:19,157 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:10:19,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:10:19,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1080904521, now seen corresponding path program 3 times [2024-08-22 22:10:19,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:10:19,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850853756] [2024-08-22 22:10:19,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:10:19,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:10:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:10:19,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:10:19,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:10:19,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850853756] [2024-08-22 22:10:19,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850853756] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:10:19,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:10:19,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-22 22:10:19,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519493732] [2024-08-22 22:10:19,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:10:19,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-22 22:10:19,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:10:19,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-22 22:10:19,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-08-22 22:10:19,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:19,415 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:10:19,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:10:20,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:10:20,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:20,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:20,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:20,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:10:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-22 22:10:20,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-22 22:10:20,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:20,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-22 22:10:20,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:10:20,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:10:20,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-08-22 22:10:20,431 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:10:20,431 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:10:20,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1776168115, now seen corresponding path program 4 times [2024-08-22 22:10:20,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:10:20,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290621749] [2024-08-22 22:10:20,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:10:20,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:10:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-22 22:10:20,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-08-22 22:10:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-22 22:10:20,524 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-08-22 22:10:20,524 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-08-22 22:10:20,525 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-08-22 22:10:20,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 7 remaining) [2024-08-22 22:10:20,527 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 7 remaining) [2024-08-22 22:10:20,527 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 7 remaining) [2024-08-22 22:10:20,527 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-08-22 22:10:20,527 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-08-22 22:10:20,528 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-08-22 22:10:20,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-08-22 22:10:20,533 INFO L445 BasicCegarLoop]: Path program histogram: [4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-22 22:10:20,534 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2024-08-22 22:10:20,537 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-22 22:10:20,537 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-22 22:10:20,641 INFO L507 ceAbstractionStarter]: Automizer considered 3 witness invariants [2024-08-22 22:10:20,644 INFO L508 ceAbstractionStarter]: WitnessConsidered=3 [2024-08-22 22:10:20,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 10:10:20 BasicIcfg [2024-08-22 22:10:20,645 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-22 22:10:20,645 INFO L158 Benchmark]: Toolchain (without parser) took 99665.12ms. Allocated memory was 172.0MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 88.9MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 137.3MB. Max. memory is 16.1GB. [2024-08-22 22:10:20,645 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 172.0MB. Free memory is still 122.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-22 22:10:20,645 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 172.0MB. Free memory is still 134.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-22 22:10:20,645 INFO L158 Benchmark]: CACSL2BoogieTranslator took 935.77ms. Allocated memory was 172.0MB in the beginning and 216.0MB in the end (delta: 44.0MB). Free memory was 88.8MB in the beginning and 142.1MB in the end (delta: -53.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-22 22:10:20,646 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.35ms. Allocated memory is still 216.0MB. Free memory was 142.1MB in the beginning and 131.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-22 22:10:20,646 INFO L158 Benchmark]: Boogie Preprocessor took 73.58ms. Allocated memory is still 216.0MB. Free memory was 131.6MB in the beginning and 127.3MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-22 22:10:20,646 INFO L158 Benchmark]: RCFGBuilder took 1089.03ms. Allocated memory is still 216.0MB. Free memory was 127.3MB in the beginning and 101.2MB in the end (delta: 26.1MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2024-08-22 22:10:20,646 INFO L158 Benchmark]: TraceAbstraction took 97460.62ms. Allocated memory was 216.0MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 100.2MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 101.7MB. Max. memory is 16.1GB. [2024-08-22 22:10:20,648 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 172.0MB. Free memory is still 122.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 172.0MB. Free memory is still 134.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 935.77ms. Allocated memory was 172.0MB in the beginning and 216.0MB in the end (delta: 44.0MB). Free memory was 88.8MB in the beginning and 142.1MB in the end (delta: -53.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.35ms. Allocated memory is still 216.0MB. Free memory was 142.1MB in the beginning and 131.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.58ms. Allocated memory is still 216.0MB. Free memory was 131.6MB in the beginning and 127.3MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1089.03ms. Allocated memory is still 216.0MB. Free memory was 127.3MB in the beginning and 101.2MB in the end (delta: 26.1MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * TraceAbstraction took 97460.62ms. Allocated memory was 216.0MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 100.2MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 101.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 77913, independent: 69311, independent conditional: 68601, independent unconditional: 710, dependent: 8602, dependent conditional: 8526, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 73128, independent: 69311, independent conditional: 68601, independent unconditional: 710, dependent: 3817, dependent conditional: 3741, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 73128, independent: 69311, independent conditional: 68601, independent unconditional: 710, dependent: 3817, dependent conditional: 3741, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 100256, independent: 69311, independent conditional: 7503, independent unconditional: 61808, dependent: 30945, dependent conditional: 19625, dependent unconditional: 11320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 100256, independent: 69311, independent conditional: 7503, independent unconditional: 61808, dependent: 30945, dependent conditional: 10471, dependent unconditional: 20474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 100256, independent: 69311, independent conditional: 7503, independent unconditional: 61808, dependent: 30945, dependent conditional: 10471, dependent unconditional: 20474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1221, independent: 928, independent conditional: 207, independent unconditional: 721, dependent: 293, dependent conditional: 212, dependent unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1221, independent: 670, independent conditional: 0, independent unconditional: 670, dependent: 551, dependent conditional: 0, dependent unconditional: 551, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 551, independent: 258, independent conditional: 207, independent unconditional: 51, dependent: 293, dependent conditional: 212, dependent unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 551, independent: 258, independent conditional: 207, independent unconditional: 51, dependent: 293, dependent conditional: 212, dependent unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6611, independent: 2814, independent conditional: 1846, independent unconditional: 967, dependent: 3797, dependent conditional: 2788, dependent unconditional: 1009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 100256, independent: 68383, independent conditional: 7296, independent unconditional: 61087, dependent: 30652, dependent conditional: 10259, dependent unconditional: 20393, unknown: 1221, unknown conditional: 419, unknown unconditional: 802] , Statistics on independence cache: Total cache size (in pairs): 1221, Positive cache size: 928, Positive conditional cache size: 207, Positive unconditional cache size: 721, Negative cache size: 293, Negative conditional cache size: 212, Negative unconditional cache size: 81, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9154, Maximal queried relation: 19, Independence queries for same thread: 4785 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.9s, Number of persistent set computation: 903, Number of trivial persistent sets: 606, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 786, independent: 710, independent conditional: 0, independent unconditional: 710, dependent: 76, dependent conditional: 0, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 77913, independent: 69311, independent conditional: 68601, independent unconditional: 710, dependent: 8602, dependent conditional: 8526, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 73128, independent: 69311, independent conditional: 68601, independent unconditional: 710, dependent: 3817, dependent conditional: 3741, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 73128, independent: 69311, independent conditional: 68601, independent unconditional: 710, dependent: 3817, dependent conditional: 3741, dependent unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 100256, independent: 69311, independent conditional: 7503, independent unconditional: 61808, dependent: 30945, dependent conditional: 19625, dependent unconditional: 11320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 100256, independent: 69311, independent conditional: 7503, independent unconditional: 61808, dependent: 30945, dependent conditional: 10471, dependent unconditional: 20474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 100256, independent: 69311, independent conditional: 7503, independent unconditional: 61808, dependent: 30945, dependent conditional: 10471, dependent unconditional: 20474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1221, independent: 928, independent conditional: 207, independent unconditional: 721, dependent: 293, dependent conditional: 212, dependent unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1221, independent: 670, independent conditional: 0, independent unconditional: 670, dependent: 551, dependent conditional: 0, dependent unconditional: 551, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 551, independent: 258, independent conditional: 207, independent unconditional: 51, dependent: 293, dependent conditional: 212, dependent unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 551, independent: 258, independent conditional: 207, independent unconditional: 51, dependent: 293, dependent conditional: 212, dependent unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6611, independent: 2814, independent conditional: 1846, independent unconditional: 967, dependent: 3797, dependent conditional: 2788, dependent unconditional: 1009, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 100256, independent: 68383, independent conditional: 7296, independent unconditional: 61087, dependent: 30652, dependent conditional: 10259, dependent unconditional: 20393, unknown: 1221, unknown conditional: 419, unknown unconditional: 802] , Statistics on independence cache: Total cache size (in pairs): 1221, Positive cache size: 928, Positive conditional cache size: 207, Positive unconditional cache size: 721, Negative cache size: 293, Negative conditional cache size: 212, Negative unconditional cache size: 81, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9154, Maximal queried relation: 19, Independence queries for same thread: 4785 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1] 0 //@ ghost int multithreaded = 0; [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p1_EAX = 0; [L713] 0 int __unbuffered_p2_EAX = 0; [L714] 0 _Bool main$tmp_guard0; [L715] 0 _Bool main$tmp_guard1; [L717] 0 int x = 0; [L719] 0 int y = 0; [L721] 0 int z = 0; [L722] 0 _Bool z$flush_delayed; [L723] 0 int z$mem_tmp; [L724] 0 _Bool z$r_buff0_thd0; [L725] 0 _Bool z$r_buff0_thd1; [L726] 0 _Bool z$r_buff0_thd2; [L727] 0 _Bool z$r_buff0_thd3; [L728] 0 _Bool z$r_buff1_thd0; [L729] 0 _Bool z$r_buff1_thd1; [L730] 0 _Bool z$r_buff1_thd2; [L731] 0 _Bool z$r_buff1_thd3; [L732] 0 _Bool z$read_delayed; [L733] 0 int *z$read_delayed_var; [L734] 0 int z$w_buff0; [L735] 0 _Bool z$w_buff0_used; [L736] 0 int z$w_buff1; [L737] 0 _Bool z$w_buff1_used; [L738] 0 _Bool weak$$choice0; [L739] 0 _Bool weak$$choice2; [L833] 0 pthread_t t1385; [L834] 0 //@ ghost multithreaded = 1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1385=-2, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=0] [L834] FCALL, FORK 0 pthread_create(&t1385, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1385=-2, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=0] [L835] 0 pthread_t t1386; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1385=-2, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=0] [L836] 0 //@ assert (((((((((((((((((((!multithreaded || ((z == 0) || (z == 1))) && (!multithreaded || (z$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || (z$r_buff0_thd0 == (_Bool) 0))) && (!multithreaded || ((z$w_buff0 == 0) || (z$w_buff0 == 1)))) && (!multithreaded || (z$r_buff1_thd2 == (_Bool) 0))) && (!multithreaded || ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1)))) && (!multithreaded || ((z$mem_tmp == 0) || (z$mem_tmp == 1)))) && (!multithreaded || ((z$w_buff1 == 0) || (z$w_buff1 == 1)))) && (!multithreaded || (z$r_buff1_thd3 == (_Bool) 0))) && (!multithreaded || (((x == 0) || (x == 1)) || (x == 2)))) && (!multithreaded || (z$r_buff0_thd2 == (_Bool) 0))) && (!multithreaded || (z$read_delayed == (_Bool) 0))) && (!multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long) __unbuffered_p1_EAX) + (long long) y) >= 0LL) && (((0LL - (long long) __unbuffered_p2_EAX) + (long long) z) >= 0LL)) && (((0LL - (long long) __unbuffered_p2_EAX) + (long long) z$mem_tmp) >= 0LL)) && (((0LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff0_thd1) >= 0LL)) && (((0LL - (long long) __unbuffered_p2_EAX) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z) + (long long) z$r_buff0_thd1) >= 0LL)) && (((0LL - (long long) z) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z$mem_tmp) + (long long) z$r_buff0_thd1) >= 0LL)) && (((0LL - (long long) z$mem_tmp) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z$r_buff0_thd1) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd1) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd1) + (long long) z$w_buff1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) main$tmp_guard1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) x) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) y) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$w_buff0_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$w_buff1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) weak$$choice0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) weak$$choice2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$read_delayed) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$w_buff0_used) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$w_buff1) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$w_buff1_used) >= 0LL)) && (((1LL + (long long) __unbuffered_cnt) - (long long) __unbuffered_p2_EAX) >= 0LL)) && (((1LL + (long long) __unbuffered_cnt) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) __unbuffered_p1_EAX) - (long long) __unbuffered_p2_EAX) >= 0LL)) && (((1LL + (long long) __unbuffered_p1_EAX) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) main$tmp_guard1) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) x) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) y) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) z$flush_delayed) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) weak$$choice0) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) weak$$choice2) - (long long) z$mem_tmp) >= 0LL)) && (((0LL - (long long) z$flush_delayed) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff0_thd0) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff0_thd2) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff0_thd3) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd0) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd2) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd3) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$read_delayed) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$flush_delayed) - (long long) z$mem_tmp) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$read_delayed) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$r_buff0_thd1) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$r_buff1_thd1) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$w_buff0) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$w_buff0_used) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$w_buff1) - (long long) z$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$mem_tmp) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff0_thd1) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff1_thd1) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$w_buff0) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$w_buff0_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$w_buff1) >= 0LL)) && (((2LL - (long long) z) - (long long) z$mem_tmp) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$r_buff0_thd1) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$r_buff1_thd1) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$w_buff0) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$w_buff0_used) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$w_buff1) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) z$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p1_EAX - (long long) z$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) z$mem_tmp) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) z$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) x - (long long) z$w_buff1_used) >= 0LL)) && (((long long) y - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z - (long long) z$mem_tmp) >= 0LL)) && (((long long) z - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$flush_delayed - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$mem_tmp - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff0_thd0 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$r_buff1_thd1) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$w_buff0) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$w_buff0_used) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$w_buff1) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff0_thd2 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff0_thd3 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff1_thd0 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff1_thd1 - (long long) z$w_buff1) >= 0LL)) && (((long long) z$r_buff1_thd1 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff1_thd2 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff1_thd3 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$read_delayed - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$w_buff0 - (long long) z$w_buff0_used) >= 0LL)) && (((long long) z$w_buff0 - (long long) z$w_buff1) >= 0LL)) && (((long long) z$w_buff0 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$w_buff0_used - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$w_buff1 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) z$w_buff1_used) >= 0LL)))) && (!multithreaded || ((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || ((y == 0) || (y == 1)))) && (!multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt) && (z$flush_delayed == (_Bool) 0)) && (z$r_buff0_thd0 == (_Bool) 0)) && (z$r_buff0_thd2 == (_Bool) 0)) && (z$r_buff0_thd3 == (_Bool) 0)) && (z$r_buff1_thd0 == (_Bool) 0)) && (z$r_buff1_thd2 == (_Bool) 0)) && (z$r_buff1_thd3 == (_Bool) 0)) && (z$read_delayed == (_Bool) 0)) && (z$read_delayed_var == 0)) && ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1))) && ((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1))) && ((y == 0) || (y == 1))) && ((z == 0) || (z == 1))) && ((z$mem_tmp == 0) || (z$mem_tmp == 1))) && ((z$w_buff0 == 0) || (z$w_buff0 == 1))) && ((z$w_buff1 == 0) || (z$w_buff1 == 1))) && (((x == 0) || (x == 1)) || (x == 2))))) && (!multithreaded || (z$read_delayed_var == 0))) && (!multithreaded || (z$r_buff0_thd3 == (_Bool) 0))); [L836] FCALL, FORK 0 pthread_create(&t1386, ((void *)0), P1, ((void *)0)) VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1385=-2, t1386=-1, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=0] [L837] 0 pthread_t t1387; VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1385=-2, t1386=-1, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=0] [L838] 0 //@ assert (((((((((((((((((((!multithreaded || ((z == 0) || (z == 1))) && (!multithreaded || (z$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || (z$r_buff0_thd0 == (_Bool) 0))) && (!multithreaded || ((z$w_buff0 == 0) || (z$w_buff0 == 1)))) && (!multithreaded || (z$r_buff1_thd2 == (_Bool) 0))) && (!multithreaded || ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1)))) && (!multithreaded || ((z$mem_tmp == 0) || (z$mem_tmp == 1)))) && (!multithreaded || ((z$w_buff1 == 0) || (z$w_buff1 == 1)))) && (!multithreaded || (z$r_buff1_thd3 == (_Bool) 0))) && (!multithreaded || (((x == 0) || (x == 1)) || (x == 2)))) && (!multithreaded || (z$r_buff0_thd2 == (_Bool) 0))) && (!multithreaded || (z$read_delayed == (_Bool) 0))) && (!multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long) __unbuffered_p1_EAX) + (long long) y) >= 0LL) && (((0LL - (long long) __unbuffered_p2_EAX) + (long long) z) >= 0LL)) && (((0LL - (long long) __unbuffered_p2_EAX) + (long long) z$mem_tmp) >= 0LL)) && (((0LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff0_thd1) >= 0LL)) && (((0LL - (long long) __unbuffered_p2_EAX) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z) + (long long) z$r_buff0_thd1) >= 0LL)) && (((0LL - (long long) z) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z$mem_tmp) + (long long) z$r_buff0_thd1) >= 0LL)) && (((0LL - (long long) z$mem_tmp) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z$r_buff0_thd1) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd1) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd1) + (long long) z$w_buff1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) main$tmp_guard1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) x) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) y) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$w_buff0_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$w_buff1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) weak$$choice0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) weak$$choice2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$read_delayed) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$w_buff0_used) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$w_buff1) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$w_buff1_used) >= 0LL)) && (((1LL + (long long) __unbuffered_cnt) - (long long) __unbuffered_p2_EAX) >= 0LL)) && (((1LL + (long long) __unbuffered_cnt) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) __unbuffered_p1_EAX) - (long long) __unbuffered_p2_EAX) >= 0LL)) && (((1LL + (long long) __unbuffered_p1_EAX) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) main$tmp_guard1) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) x) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) y) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) z$flush_delayed) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) weak$$choice0) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) weak$$choice2) - (long long) z$mem_tmp) >= 0LL)) && (((0LL - (long long) z$flush_delayed) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff0_thd0) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff0_thd2) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff0_thd3) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd0) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd2) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd3) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$read_delayed) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$flush_delayed) - (long long) z$mem_tmp) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$read_delayed) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$r_buff0_thd1) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$r_buff1_thd1) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$w_buff0) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$w_buff0_used) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$w_buff1) - (long long) z$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$mem_tmp) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff0_thd1) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff1_thd1) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$w_buff0) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$w_buff0_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$w_buff1) >= 0LL)) && (((2LL - (long long) z) - (long long) z$mem_tmp) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$r_buff0_thd1) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$r_buff1_thd1) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$w_buff0) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$w_buff0_used) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$w_buff1) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) z$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p1_EAX - (long long) z$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) z$mem_tmp) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) z$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) x - (long long) z$w_buff1_used) >= 0LL)) && (((long long) y - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z - (long long) z$mem_tmp) >= 0LL)) && (((long long) z - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$flush_delayed - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$mem_tmp - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff0_thd0 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$r_buff1_thd1) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$w_buff0) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$w_buff0_used) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$w_buff1) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff0_thd2 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff0_thd3 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff1_thd0 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff1_thd1 - (long long) z$w_buff1) >= 0LL)) && (((long long) z$r_buff1_thd1 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff1_thd2 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff1_thd3 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$read_delayed - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$w_buff0 - (long long) z$w_buff0_used) >= 0LL)) && (((long long) z$w_buff0 - (long long) z$w_buff1) >= 0LL)) && (((long long) z$w_buff0 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$w_buff0_used - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$w_buff1 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) z$w_buff1_used) >= 0LL)))) && (!multithreaded || ((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || ((y == 0) || (y == 1)))) && (!multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt) && (z$flush_delayed == (_Bool) 0)) && (z$r_buff0_thd0 == (_Bool) 0)) && (z$r_buff0_thd2 == (_Bool) 0)) && (z$r_buff0_thd3 == (_Bool) 0)) && (z$r_buff1_thd0 == (_Bool) 0)) && (z$r_buff1_thd2 == (_Bool) 0)) && (z$r_buff1_thd3 == (_Bool) 0)) && (z$read_delayed == (_Bool) 0)) && (z$read_delayed_var == 0)) && ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1))) && ((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1))) && ((y == 0) || (y == 1))) && ((z == 0) || (z == 1))) && ((z$mem_tmp == 0) || (z$mem_tmp == 1))) && ((z$w_buff0 == 0) || (z$w_buff0 == 1))) && ((z$w_buff1 == 0) || (z$w_buff1 == 1))) && (((x == 0) || (x == 1)) || (x == 2))))) && (!multithreaded || (z$read_delayed_var == 0))) && (!multithreaded || (z$r_buff0_thd3 == (_Bool) 0))); [L838] FCALL, FORK 0 pthread_create(&t1387, ((void *)0), P2, ((void *)0)) VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1385=-2, t1386=-1, t1387=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=0] [L839] 0 //@ assert (((((((((((((((((((!multithreaded || ((z == 0) || (z == 1))) && (!multithreaded || (z$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || (z$r_buff0_thd0 == (_Bool) 0))) && (!multithreaded || ((z$w_buff0 == 0) || (z$w_buff0 == 1)))) && (!multithreaded || (z$r_buff1_thd2 == (_Bool) 0))) && (!multithreaded || ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1)))) && (!multithreaded || ((z$mem_tmp == 0) || (z$mem_tmp == 1)))) && (!multithreaded || ((z$w_buff1 == 0) || (z$w_buff1 == 1)))) && (!multithreaded || (z$r_buff1_thd3 == (_Bool) 0))) && (!multithreaded || (((x == 0) || (x == 1)) || (x == 2)))) && (!multithreaded || (z$r_buff0_thd2 == (_Bool) 0))) && (!multithreaded || (z$read_delayed == (_Bool) 0))) && (!multithreaded || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long) __unbuffered_p1_EAX) + (long long) y) >= 0LL) && (((0LL - (long long) __unbuffered_p2_EAX) + (long long) z) >= 0LL)) && (((0LL - (long long) __unbuffered_p2_EAX) + (long long) z$mem_tmp) >= 0LL)) && (((0LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff0_thd1) >= 0LL)) && (((0LL - (long long) __unbuffered_p2_EAX) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z) + (long long) z$r_buff0_thd1) >= 0LL)) && (((0LL - (long long) z) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z$mem_tmp) + (long long) z$r_buff0_thd1) >= 0LL)) && (((0LL - (long long) z$mem_tmp) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z$r_buff0_thd1) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd1) + (long long) z$w_buff0) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd1) + (long long) z$w_buff1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) main$tmp_guard1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) x) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) y) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$w_buff0_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$w_buff1) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) weak$$choice0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) + (long long) weak$$choice2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff1_thd1) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$read_delayed) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$w_buff0_used) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$w_buff1) >= 0LL)) && (((1LL - (long long) z$mem_tmp) + (long long) z$w_buff1_used) >= 0LL)) && (((1LL + (long long) __unbuffered_cnt) - (long long) __unbuffered_p2_EAX) >= 0LL)) && (((1LL + (long long) __unbuffered_cnt) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) __unbuffered_p1_EAX) - (long long) __unbuffered_p2_EAX) >= 0LL)) && (((1LL + (long long) __unbuffered_p1_EAX) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) main$tmp_guard1) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) x) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) y) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) z$flush_delayed) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) weak$$choice0) - (long long) z$mem_tmp) >= 0LL)) && (((1LL + (long long) weak$$choice2) - (long long) z$mem_tmp) >= 0LL)) && (((0LL - (long long) z$flush_delayed) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff0_thd0) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff0_thd2) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff0_thd3) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd0) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd2) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$r_buff1_thd3) - (long long) z$w_buff1_used) >= 0LL)) && (((0LL - (long long) z$read_delayed) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$flush_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$read_delayed) >= 0LL)) && (((1LL - (long long) __unbuffered_p2_EAX) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$flush_delayed) - (long long) z$mem_tmp) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff0_thd0) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff0_thd2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff0_thd3) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff1_thd0) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff1_thd2) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$r_buff1_thd3) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$read_delayed) >= 0LL)) && (((1LL - (long long) z$mem_tmp) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$r_buff0_thd1) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$r_buff1_thd1) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$w_buff0) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$w_buff0_used) - (long long) z$w_buff1_used) >= 0LL)) && (((1LL - (long long) z$w_buff1) - (long long) z$w_buff1_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$mem_tmp) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff0_thd1) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$r_buff1_thd1) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$w_buff0) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$w_buff0_used) >= 0LL)) && (((2LL - (long long) __unbuffered_p2_EAX) - (long long) z$w_buff1) >= 0LL)) && (((2LL - (long long) z) - (long long) z$mem_tmp) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$r_buff0_thd1) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$r_buff1_thd1) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$w_buff0) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$w_buff0_used) >= 0LL)) && (((2LL - (long long) z$mem_tmp) - (long long) z$w_buff1) >= 0LL)) && (((long long) __unbuffered_cnt - (long long) z$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p1_EAX - (long long) z$w_buff1_used) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) z$mem_tmp) >= 0LL)) && (((long long) __unbuffered_p2_EAX - (long long) z$w_buff1_used) >= 0LL)) && (((long long) main$tmp_guard1 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) x - (long long) z$w_buff1_used) >= 0LL)) && (((long long) y - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z - (long long) z$mem_tmp) >= 0LL)) && (((long long) z - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$flush_delayed - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$mem_tmp - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff0_thd0 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$r_buff1_thd1) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$w_buff0) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$w_buff0_used) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$w_buff1) >= 0LL)) && (((long long) z$r_buff0_thd1 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff0_thd2 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff0_thd3 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff1_thd0 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff1_thd1 - (long long) z$w_buff1) >= 0LL)) && (((long long) z$r_buff1_thd1 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff1_thd2 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$r_buff1_thd3 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$read_delayed - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$w_buff0 - (long long) z$w_buff0_used) >= 0LL)) && (((long long) z$w_buff0 - (long long) z$w_buff1) >= 0LL)) && (((long long) z$w_buff0 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$w_buff0_used - (long long) z$w_buff1_used) >= 0LL)) && (((long long) z$w_buff1 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) weak$$choice0 - (long long) z$w_buff1_used) >= 0LL)) && (((long long) weak$$choice2 - (long long) z$w_buff1_used) >= 0LL)))) && (!multithreaded || ((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || ((y == 0) || (y == 1)))) && (!multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt) && (z$flush_delayed == (_Bool) 0)) && (z$r_buff0_thd0 == (_Bool) 0)) && (z$r_buff0_thd2 == (_Bool) 0)) && (z$r_buff0_thd3 == (_Bool) 0)) && (z$r_buff1_thd0 == (_Bool) 0)) && (z$r_buff1_thd2 == (_Bool) 0)) && (z$r_buff1_thd3 == (_Bool) 0)) && (z$read_delayed == (_Bool) 0)) && (z$read_delayed_var == 0)) && ((__unbuffered_p1_EAX == 0) || (__unbuffered_p1_EAX == 1))) && ((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1))) && ((y == 0) || (y == 1))) && ((z == 0) || (z == 1))) && ((z$mem_tmp == 0) || (z$mem_tmp == 1))) && ((z$w_buff0 == 0) || (z$w_buff0 == 1))) && ((z$w_buff1 == 0) || (z$w_buff1 == 1))) && (((x == 0) || (x == 1)) || (x == 2))))) && (!multithreaded || (z$read_delayed_var == 0))) && (!multithreaded || (z$r_buff0_thd3 == (_Bool) 0))); VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1385=-2, t1386=-1, t1387=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=0] [L743] 1 z$w_buff1 = z$w_buff0 [L744] 1 z$w_buff0 = 1 [L745] 1 z$w_buff1_used = z$w_buff0_used [L746] 1 z$w_buff0_used = (_Bool)1 [L747] CALL 1 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L747] RET 1 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L748] 1 z$r_buff1_thd0 = z$r_buff0_thd0 [L749] 1 z$r_buff1_thd1 = z$r_buff0_thd1 [L750] 1 z$r_buff1_thd2 = z$r_buff0_thd2 [L751] 1 z$r_buff1_thd3 = z$r_buff0_thd3 [L752] 1 z$r_buff0_thd1 = (_Bool)1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0, z=0] [L755] 1 x = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=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=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0, z=0] [L772] 2 x = 2 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=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=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0, z=0] [L775] 2 __unbuffered_p1_EAX = y VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=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=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0, z=0] [L778] 2 z = z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L779] 2 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L780] 2 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L781] 2 z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L782] 2 z$r_buff1_thd2 = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=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=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0, z=0] [L785] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=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=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0, z=0] [L787] 2 return 0; [L792] 3 y = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=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=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0, z=0] [L795] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L796] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L797] 3 z$flush_delayed = weak$$choice2 [L798] 3 z$mem_tmp = z [L799] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L800] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L801] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L802] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L803] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L804] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L805] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L806] 3 __unbuffered_p2_EAX = z [L807] 3 z = z$flush_delayed ? z$mem_tmp : z [L808] 3 z$flush_delayed = (_Bool)0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=2, y=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0, z=0] [L811] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L812] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L813] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L814] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L815] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=2, y=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0, z=0] [L818] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=2, y=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0, z=0] [L820] 3 return 0; [L758] 1 z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L759] 1 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L760] 1 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L761] 1 z$r_buff0_thd1 = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L762] 1 z$r_buff1_thd1 = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=2, y=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=1] [L765] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=2, y=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=1] [L840] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1385=-2, t1386=-1, t1387=0, weak$$choice0=1, weak$$choice2=0, x=2, y=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=1] [L842] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) [L842] RET 0 assume_abort_if_not(main$tmp_guard0) [L844] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L845] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L846] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L847] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L848] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1385=-2, t1386=-1, t1387=0, weak$$choice0=1, weak$$choice2=0, x=2, y=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=1] [L851] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0) VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1385=-2, t1386=-1, t1387=0, weak$$choice0=1, weak$$choice2=0, x=2, y=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=1] [L853] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=2, y=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=1] [L18] 0 reach_error() VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=2, y=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0, z=1] - UnprovableResult [Line: 836]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 838]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 839]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 838]: 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: 836]: 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: 834]: 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: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 71 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 97.2s, OverallIterations: 24, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 21.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 205, 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, 0.9s SatisfiabilityAnalysisTime, 74.3s InterpolantComputationTime, 533 NumberOfCodeBlocks, 533 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 475 ConstructedInterpolants, 0 QuantifiedInterpolants, 28040 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-08-22 22:10:20,679 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-08-22 22:10:20,889 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE