./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/safe029_power.oepc_pso.oepc_rmo.oepc.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3d25acf6 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/safe029_power.oepc_pso.oepc_rmo.oepc.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_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-dev-3d25acf-m [2024-01-30 14:38:59,687 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-30 14:38:59,796 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-30 14:38:59,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-30 14:38:59,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-30 14:38:59,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-30 14:38:59,831 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-30 14:38:59,831 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-30 14:38:59,832 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-30 14:38:59,835 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-30 14:38:59,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-30 14:38:59,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-30 14:38:59,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-30 14:38:59,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-30 14:38:59,838 INFO L153 SettingsManager]: * Use SBE=true [2024-01-30 14:38:59,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-30 14:38:59,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-30 14:38:59,839 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-30 14:38:59,839 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-30 14:38:59,840 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-30 14:38:59,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-30 14:38:59,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-30 14:38:59,844 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-30 14:38:59,844 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-30 14:38:59,845 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-30 14:38:59,845 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-30 14:38:59,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-30 14:38:59,845 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-30 14:38:59,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-30 14:38:59,846 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-30 14:38:59,847 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-30 14:38:59,847 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-30 14:38:59,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-30 14:38:59,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-30 14:38:59,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-30 14:38:59,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-30 14:38:59,849 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-30 14:38:59,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-30 14:38:59,849 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-30 14:38:59,849 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-30 14:38:59,849 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-30 14:38:59,850 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-30 14:38:59,850 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-30 14:38:59,850 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-30 14:39:00,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-30 14:39:00,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-30 14:39:00,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-30 14:39:00,117 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-30 14:39:00,117 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-30 14:39:00,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/safe029_power.oepc_pso.oepc_rmo.oepc.yml/witness.yml [2024-01-30 14:39:00,689 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-30 14:39:00,689 INFO L274 PluginConnector]: CDTParser initialized [2024-01-30 14:39:00,691 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i [2024-01-30 14:39:01,847 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-30 14:39:02,125 INFO L384 CDTParser]: Found 1 translation units. [2024-01-30 14:39:02,125 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i [2024-01-30 14:39:02,140 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c63a5e850/8d1a089f58fd41ca81a1f787002462ee/FLAG732e2b251 [2024-01-30 14:39:02,154 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c63a5e850/8d1a089f58fd41ca81a1f787002462ee [2024-01-30 14:39:02,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-30 14:39:02,156 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-30 14:39:02,157 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-30 14:39:02,157 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-30 14:39:02,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-30 14:39:02,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 30.01 02:39:00" (1/2) ... [2024-01-30 14:39:02,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@679924fd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 30.01 02:39:02, skipping insertion in model container [2024-01-30 14:39:02,165 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 30.01 02:39:00" (1/2) ... [2024-01-30 14:39:02,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e774e91 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 30.01 02:39:02, skipping insertion in model container [2024-01-30 14:39:02,167 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 02:39:02" (2/2) ... [2024-01-30 14:39:02,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@679924fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:02, skipping insertion in model container [2024-01-30 14:39:02,167 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 02:39:02" (2/2) ... [2024-01-30 14:39:02,168 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-30 14:39:03,366 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-30 14:39:03,368 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,368 INFO L98 nessWitnessExtractor]: Location invariant before [L736-L736] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,368 INFO L98 nessWitnessExtractor]: Location invariant before [L768-L768] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((y$w_buff1_used == (_Bool)1 && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) || (y$w_buff0_used == (_Bool)1 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,368 INFO L98 nessWitnessExtractor]: Location invariant before [L800-L800] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,369 INFO L98 nessWitnessExtractor]: Location invariant before [L751-L751] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,369 INFO L98 nessWitnessExtractor]: Location invariant before [L804-L804] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,369 INFO L98 nessWitnessExtractor]: Location invariant before [L799-L799] ((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((y$w_buff1_used == (_Bool)1 && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) || (y$w_buff0_used == (_Bool)1 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,369 INFO L98 nessWitnessExtractor]: Location invariant before [L802-L802] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,370 INFO L98 nessWitnessExtractor]: Location invariant before [L777-L777] (unsigned long )arg == 0UL [2024-01-30 14:39:03,370 INFO L98 nessWitnessExtractor]: Location invariant before [L767-L767] (unsigned long )arg == 0UL [2024-01-30 14:39:03,370 INFO L98 nessWitnessExtractor]: Location invariant before [L820-L820] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,370 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,370 INFO L98 nessWitnessExtractor]: Location invariant before [L18-L18] ((((expression == 1) && (0 <= expression)) && (expression <= 1)) && (expression == 0 || expression == 1)) && (expression == 0) [2024-01-30 14:39:03,370 INFO L98 nessWitnessExtractor]: Location invariant before [L806-L806] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,371 INFO L98 nessWitnessExtractor]: Location invariant before [L744-L744] (unsigned long )arg == 0UL [2024-01-30 14:39:03,371 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,371 INFO L98 nessWitnessExtractor]: Location invariant before [L816-L816] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (weak$$choice2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-01-30 14:39:03,371 INFO L98 nessWitnessExtractor]: Location invariant before [L771-L771] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,372 INFO L98 nessWitnessExtractor]: Location invariant before [L749-L749] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,372 INFO L98 nessWitnessExtractor]: Location invariant before [L812-L812] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (weak$$choice2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-01-30 14:39:03,372 INFO L98 nessWitnessExtractor]: Location invariant before [L762-L762] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,372 INFO L98 nessWitnessExtractor]: Location invariant before [L752-L752] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && (((y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$w_buff0_used == (_Bool)1 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,372 INFO L98 nessWitnessExtractor]: Location invariant before [L815-L815] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (weak$$choice2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-01-30 14:39:03,373 INFO L98 nessWitnessExtractor]: Location invariant before [L801-L801] ((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && (((y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$w_buff0_used == (_Bool)1 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,373 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,373 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff1_used == (_Bool)1)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,373 INFO L98 nessWitnessExtractor]: Location invariant before [L775-L775] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,373 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,374 INFO L98 nessWitnessExtractor]: Location invariant before [L733-L733] (unsigned long )arg == 0UL [2024-01-30 14:39:03,374 INFO L98 nessWitnessExtractor]: Location invariant before [L734-L734] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,374 INFO L98 nessWitnessExtractor]: Location invariant before [L807-L807] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,374 INFO L98 nessWitnessExtractor]: Location invariant before [L814-L814] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (weak$$choice2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-01-30 14:39:03,374 INFO L98 nessWitnessExtractor]: Location invariant before [L748-L748] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((y$w_buff1_used == (_Bool)1 && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) || (y$w_buff0_used == (_Bool)1 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,375 INFO L98 nessWitnessExtractor]: Location invariant before [L810-L810] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-01-30 14:39:03,375 INFO L98 nessWitnessExtractor]: Location invariant before [L803-L803] ((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && (((y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$w_buff0_used == (_Bool)1 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,375 INFO L98 nessWitnessExtractor]: Location invariant before [L774-L774] (unsigned long )arg == 0UL [2024-01-30 14:39:03,375 INFO L98 nessWitnessExtractor]: Location invariant before [L750-L750] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && (((y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$w_buff0_used == (_Bool)1 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,375 INFO L98 nessWitnessExtractor]: Location invariant before [L753-L753] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,376 INFO L98 nessWitnessExtractor]: Location invariant before [L808-L808] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,376 INFO L98 nessWitnessExtractor]: Location invariant before [L756-L756] ((((((((((((((((((((((((((((((((((((0 <= x) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (1 <= __unbuffered_cnt)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,376 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,376 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && (((y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$w_buff0_used == (_Bool)1 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,376 INFO L98 nessWitnessExtractor]: Location invariant before [L770-L770] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && (((y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$w_buff0_used == (_Bool)1 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,377 INFO L98 nessWitnessExtractor]: Location invariant before [L761-L761] (unsigned long )arg == 0UL [2024-01-30 14:39:03,377 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && (val == (_Bool)0 || val == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,377 INFO L98 nessWitnessExtractor]: Location invariant before [L747-L747] (unsigned long )arg == 0UL [2024-01-30 14:39:03,377 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,377 INFO L98 nessWitnessExtractor]: Location invariant before [L755-L755] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,378 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y == 1)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,378 INFO L98 nessWitnessExtractor]: Location invariant before [L739-L739] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,378 INFO L98 nessWitnessExtractor]: Location invariant before [L757-L757] (unsigned long )arg == 0UL [2024-01-30 14:39:03,378 INFO L98 nessWitnessExtractor]: Location invariant before [L819-L819] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,378 INFO L98 nessWitnessExtractor]: Location invariant before [L811-L811] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (weak$$choice2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-01-30 14:39:03,379 INFO L98 nessWitnessExtractor]: Location invariant before [L735-L735] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,379 INFO L98 nessWitnessExtractor]: Location invariant before [L763-L763] (((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (x == 2)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,379 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,379 INFO L98 nessWitnessExtractor]: Location invariant before [L764-L764] (unsigned long )arg == 0UL [2024-01-30 14:39:03,379 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] (((((((((((((((((((((((((0LL - (long long )y$r_buff0_thd0) + (long long )y$w_buff0_used >= 0LL) && ((long long )y$r_buff0_thd0 + (long long )y$w_buff0_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff0_used >= 0LL)) && (__unbuffered_cnt == 0)) && (main$tmp_guard0 == (_Bool)0)) && (main$tmp_guard1 == (_Bool)0)) && (x == 0)) && (y == 0)) && (y$flush_delayed == (_Bool)0)) && (y$mem_tmp == 0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd1 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0)) && (y$w_buff0_used == (_Bool)0)) && (y$w_buff1 == 0)) && (y$w_buff1_used == (_Bool)0)) && (weak$$choice0 == (_Bool)0)) && (weak$$choice2 == (_Bool)0) [2024-01-30 14:39:03,379 INFO L98 nessWitnessExtractor]: Location invariant before [L773-L773] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,380 INFO L98 nessWitnessExtractor]: Location invariant before [L754-L754] (unsigned long )arg == 0UL [2024-01-30 14:39:03,380 INFO L98 nessWitnessExtractor]: Location invariant before [L809-L809] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,380 INFO L98 nessWitnessExtractor]: Location invariant before [L742-L742] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,380 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,380 INFO L98 nessWitnessExtractor]: Location invariant before [L776-L776] ((((((((((((((((((((((((((((((((((((0 <= x) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (1 <= __unbuffered_cnt)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,381 INFO L98 nessWitnessExtractor]: Location invariant before [L813-L813] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (weak$$choice2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-01-30 14:39:03,381 INFO L98 nessWitnessExtractor]: Location invariant before [L817-L817] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (x == 2)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,381 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (x == 1)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-30 14:39:03,425 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-30 14:39:03,601 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2024-01-30 14:39:03,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-30 14:39:03,754 INFO L202 MainTranslator]: Completed pre-run [2024-01-30 14:39:03,765 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2024-01-30 14:39:03,766 WARN L424 MainDispatcher]: Unable to annotate void __VERIFIER_assert(int expression) { if (!expression) { ERROR: {reach_error();abort();} }; return; } with a witness entry [2024-01-30 14:39:03,766 WARN L424 MainDispatcher]: Unable to annotate extern void __VERIFIER_atomic_begin(); with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-30 14:39:04,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-30 14:39:04,175 INFO L206 MainTranslator]: Completed translation [2024-01-30 14:39:04,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04 WrapperNode [2024-01-30 14:39:04,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-30 14:39:04,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-30 14:39:04,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-30 14:39:04,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-30 14:39:04,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (1/1) ... [2024-01-30 14:39:04,234 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (1/1) ... [2024-01-30 14:39:04,294 INFO L138 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 175 [2024-01-30 14:39:04,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-30 14:39:04,296 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-30 14:39:04,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-30 14:39:04,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-30 14:39:04,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (1/1) ... [2024-01-30 14:39:04,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (1/1) ... [2024-01-30 14:39:04,326 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (1/1) ... [2024-01-30 14:39:04,372 INFO L175 MemorySlicer]: Split 4 memory accesses to 3 slices as follows [2, 1, 1]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-01-30 14:39:04,373 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (1/1) ... [2024-01-30 14:39:04,373 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (1/1) ... [2024-01-30 14:39:04,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (1/1) ... [2024-01-30 14:39:04,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (1/1) ... [2024-01-30 14:39:04,429 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (1/1) ... [2024-01-30 14:39:04,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (1/1) ... [2024-01-30 14:39:04,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-30 14:39:04,453 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-30 14:39:04,453 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-30 14:39:04,453 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-30 14:39:04,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (1/1) ... [2024-01-30 14:39:04,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-30 14:39:04,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-30 14:39:04,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-01-30 14:39:04,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-01-30 14:39:04,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-30 14:39:04,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-30 14:39:04,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-30 14:39:04,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-30 14:39:04,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-30 14:39:04,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-30 14:39:04,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-30 14:39:04,532 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-01-30 14:39:04,533 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-01-30 14:39:04,533 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-01-30 14:39:04,533 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-01-30 14:39:04,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-30 14:39:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-30 14:39:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-30 14:39:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-30 14:39:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-30 14:39:04,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-30 14:39:04,537 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-30 14:39:04,659 INFO L244 CfgBuilder]: Building ICFG [2024-01-30 14:39:04,661 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-30 14:39:06,022 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-30 14:39:06,022 INFO L293 CfgBuilder]: Performing block encoding [2024-01-30 14:39:07,126 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-30 14:39:07,126 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-30 14:39:07,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:39:07 BoogieIcfgContainer [2024-01-30 14:39:07,127 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-30 14:39:07,131 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-30 14:39:07,131 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-30 14:39:07,134 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-30 14:39:07,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 30.01 02:39:00" (1/4) ... [2024-01-30 14:39:07,135 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bd45534 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 30.01 02:39:07, skipping insertion in model container [2024-01-30 14:39:07,136 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.01 02:39:02" (2/4) ... [2024-01-30 14:39:07,137 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bd45534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 02:39:07, skipping insertion in model container [2024-01-30 14:39:07,137 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:39:04" (3/4) ... [2024-01-30 14:39:07,137 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bd45534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 02:39:07, skipping insertion in model container [2024-01-30 14:39:07,137 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:39:07" (4/4) ... [2024-01-30 14:39:07,139 INFO L112 eAbstractionObserver]: Analyzing ICFG safe029_power.oepc_pso.oepc_rmo.oepc.i [2024-01-30 14:39:07,157 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-30 14:39:07,158 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 67 error locations. [2024-01-30 14:39:07,158 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-30 14:39:07,439 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-30 14:39:07,471 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 110 places, 104 transitions, 216 flow [2024-01-30 14:39:07,549 INFO L124 PetriNetUnfolderBase]: 1/102 cut-off events. [2024-01-30 14:39:07,549 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-30 14:39:07,555 INFO L83 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 102 events. 1/102 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 493 event pairs, 0 based on Foata normal form. 0/34 useless extension candidates. Maximal degree in co-relation 100. Up to 2 conditions per place. [2024-01-30 14:39:07,555 INFO L82 GeneralOperation]: Start removeDead. Operand has 110 places, 104 transitions, 216 flow [2024-01-30 14:39:07,559 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 108 places, 102 transitions, 210 flow [2024-01-30 14:39:07,569 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-30 14:39:07,576 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=PETRI_NET, 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;@788a6e84, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-30 14:39:07,576 INFO L358 AbstractCegarLoop]: Starting to check reachability of 112 error locations. [2024-01-30 14:39:07,578 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-30 14:39:07,578 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-30 14:39:07,578 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-30 14:39:07,579 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-30 14:39:07,579 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-30 14:39:07,580 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 109 more)] === [2024-01-30 14:39:07,584 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-30 14:39:07,585 INFO L85 PathProgramCache]: Analyzing trace with hash 20486, now seen corresponding path program 1 times [2024-01-30 14:39:07,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-30 14:39:07,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393951640] [2024-01-30 14:39:07,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-30 14:39:07,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-30 14:39:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-30 14:39:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-30 14:39:08,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-30 14:39:08,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393951640] [2024-01-30 14:39:08,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393951640] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-30 14:39:08,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-30 14:39:08,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-30 14:39:08,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432581722] [2024-01-30 14:39:08,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-30 14:39:08,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-30 14:39:08,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-30 14:39:08,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-30 14:39:08,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-30 14:39:08,843 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 25 out of 104 [2024-01-30 14:39:08,846 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 102 transitions, 210 flow. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-30 14:39:08,847 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-30 14:39:08,851 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 25 of 104 [2024-01-30 14:39:08,852 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-30 14:39:10,178 INFO L124 PetriNetUnfolderBase]: 1024/1864 cut-off events. [2024-01-30 14:39:10,178 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-30 14:39:10,183 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3566 conditions, 1864 events. 1024/1864 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 229. Compared 13762 event pairs, 623 based on Foata normal form. 42/875 useless extension candidates. Maximal degree in co-relation 3554. Up to 1662 conditions per place. [2024-01-30 14:39:10,196 INFO L140 encePairwiseOnDemand]: 67/104 looper letters, 39 selfloop transitions, 3 changer transitions 0/58 dead transitions. [2024-01-30 14:39:10,197 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 58 transitions, 209 flow [2024-01-30 14:39:10,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-30 14:39:10,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-30 14:39:10,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 162 transitions. [2024-01-30 14:39:10,212 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5192307692307693 [2024-01-30 14:39:10,214 INFO L175 Difference]: Start difference. First operand has 108 places, 102 transitions, 210 flow. Second operand 3 states and 162 transitions. [2024-01-30 14:39:10,215 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 58 transitions, 209 flow [2024-01-30 14:39:10,218 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 58 transitions, 206 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-30 14:39:10,222 INFO L231 Difference]: Finished difference. Result has 58 places, 52 transitions, 127 flow [2024-01-30 14:39:10,224 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=104, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=127, PETRI_PLACES=58, PETRI_TRANSITIONS=52} [2024-01-30 14:39:10,228 INFO L281 CegarLoopForPetriNet]: 108 programPoint places, -50 predicate places. [2024-01-30 14:39:10,228 INFO L495 AbstractCegarLoop]: Abstraction has has 58 places, 52 transitions, 127 flow [2024-01-30 14:39:10,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-30 14:39:10,229 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-30 14:39:10,229 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-30 14:39:10,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-30 14:39:10,230 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 109 more)] === [2024-01-30 14:39:10,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-30 14:39:10,232 INFO L85 PathProgramCache]: Analyzing trace with hash 611087737, now seen corresponding path program 1 times [2024-01-30 14:39:10,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-30 14:39:10,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705065700] [2024-01-30 14:39:10,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-30 14:39:10,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-30 14:39:10,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-30 14:39:10,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-30 14:39:10,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-30 14:39:10,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705065700] [2024-01-30 14:39:10,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705065700] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-30 14:39:10,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-30 14:39:10,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-30 14:39:10,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696711387] [2024-01-30 14:39:10,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-30 14:39:10,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-30 14:39:10,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-30 14:39:10,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-30 14:39:10,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-30 14:39:10,348 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 104 [2024-01-30 14:39:10,349 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 52 transitions, 127 flow. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-30 14:39:10,349 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-30 14:39:10,349 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 104 [2024-01-30 14:39:10,349 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-30 14:39:11,495 INFO L124 PetriNetUnfolderBase]: 1316/2347 cut-off events. [2024-01-30 14:39:11,495 INFO L125 PetriNetUnfolderBase]: For 217/217 co-relation queries the response was YES. [2024-01-30 14:39:11,499 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4956 conditions, 2347 events. 1316/2347 cut-off events. For 217/217 co-relation queries the response was YES. Maximal size of possible extension queue 207. Compared 16465 event pairs, 917 based on Foata normal form. 161/1547 useless extension candidates. Maximal degree in co-relation 4943. Up to 1848 conditions per place. [2024-01-30 14:39:11,512 INFO L140 encePairwiseOnDemand]: 101/104 looper letters, 63 selfloop transitions, 2 changer transitions 0/79 dead transitions. [2024-01-30 14:39:11,513 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 79 transitions, 320 flow [2024-01-30 14:39:11,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-30 14:39:11,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-30 14:39:11,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 144 transitions. [2024-01-30 14:39:11,515 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.34615384615384615 [2024-01-30 14:39:11,515 INFO L175 Difference]: Start difference. First operand has 58 places, 52 transitions, 127 flow. Second operand 4 states and 144 transitions. [2024-01-30 14:39:11,515 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 79 transitions, 320 flow [2024-01-30 14:39:11,516 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 79 transitions, 316 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-30 14:39:11,517 INFO L231 Difference]: Finished difference. Result has 59 places, 51 transitions, 126 flow [2024-01-30 14:39:11,518 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=122, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=126, PETRI_PLACES=59, PETRI_TRANSITIONS=51} [2024-01-30 14:39:11,518 INFO L281 CegarLoopForPetriNet]: 108 programPoint places, -49 predicate places. [2024-01-30 14:39:11,518 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 51 transitions, 126 flow [2024-01-30 14:39:11,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-30 14:39:11,519 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-30 14:39:11,519 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-30 14:39:11,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-30 14:39:11,519 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 109 more)] === [2024-01-30 14:39:11,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-30 14:39:11,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1763851398, now seen corresponding path program 1 times [2024-01-30 14:39:11,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-30 14:39:11,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664331361] [2024-01-30 14:39:11,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-30 14:39:11,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-30 14:39:11,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-30 14:39:12,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-30 14:39:12,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-30 14:39:12,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664331361] [2024-01-30 14:39:12,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664331361] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-30 14:39:12,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-30 14:39:12,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-30 14:39:12,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109046810] [2024-01-30 14:39:12,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-30 14:39:12,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-30 14:39:12,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-30 14:39:12,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-30 14:39:12,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-01-30 14:39:12,527 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 104 [2024-01-30 14:39:12,527 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 51 transitions, 126 flow. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-30 14:39:12,527 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-30 14:39:12,527 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 104 [2024-01-30 14:39:12,527 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-30 14:39:13,762 INFO L124 PetriNetUnfolderBase]: 1596/2816 cut-off events. [2024-01-30 14:39:13,763 INFO L125 PetriNetUnfolderBase]: For 400/405 co-relation queries the response was YES. [2024-01-30 14:39:13,767 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6021 conditions, 2816 events. 1596/2816 cut-off events. For 400/405 co-relation queries the response was YES. Maximal size of possible extension queue 247. Compared 19343 event pairs, 997 based on Foata normal form. 11/1696 useless extension candidates. Maximal degree in co-relation 6007. Up to 2531 conditions per place. [2024-01-30 14:39:13,783 INFO L140 encePairwiseOnDemand]: 99/104 looper letters, 46 selfloop transitions, 5 changer transitions 0/64 dead transitions. [2024-01-30 14:39:13,784 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 64 transitions, 262 flow [2024-01-30 14:39:13,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-30 14:39:13,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-30 14:39:13,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 116 transitions. [2024-01-30 14:39:13,786 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.27884615384615385 [2024-01-30 14:39:13,786 INFO L175 Difference]: Start difference. First operand has 59 places, 51 transitions, 126 flow. Second operand 4 states and 116 transitions. [2024-01-30 14:39:13,786 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 64 transitions, 262 flow [2024-01-30 14:39:13,787 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 64 transitions, 258 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-30 14:39:13,788 INFO L231 Difference]: Finished difference. Result has 62 places, 53 transitions, 149 flow [2024-01-30 14:39:13,788 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=123, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=149, PETRI_PLACES=62, PETRI_TRANSITIONS=53} [2024-01-30 14:39:13,789 INFO L281 CegarLoopForPetriNet]: 108 programPoint places, -46 predicate places. [2024-01-30 14:39:13,790 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 53 transitions, 149 flow [2024-01-30 14:39:13,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-30 14:39:13,790 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-30 14:39:13,790 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-30 14:39:13,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-30 14:39:13,791 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 109 more)] === [2024-01-30 14:39:13,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-30 14:39:13,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1763851402, now seen corresponding path program 1 times [2024-01-30 14:39:13,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-30 14:39:13,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125005655] [2024-01-30 14:39:13,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-30 14:39:13,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-30 14:39:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-30 14:39:13,812 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-30 14:39:13,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-30 14:39:13,846 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-30 14:39:13,849 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-30 14:39:13,850 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 112 remaining) [2024-01-30 14:39:13,854 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 112 remaining) [2024-01-30 14:39:13,854 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 112 remaining) [2024-01-30 14:39:13,855 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 112 remaining) [2024-01-30 14:39:13,857 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 112 remaining) [2024-01-30 14:39:13,857 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 112 remaining) [2024-01-30 14:39:13,857 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 112 remaining) [2024-01-30 14:39:13,857 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (104 of 112 remaining) [2024-01-30 14:39:13,858 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 112 remaining) [2024-01-30 14:39:13,858 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 112 remaining) [2024-01-30 14:39:13,858 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 112 remaining) [2024-01-30 14:39:13,858 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 112 remaining) [2024-01-30 14:39:13,859 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 112 remaining) [2024-01-30 14:39:13,859 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 112 remaining) [2024-01-30 14:39:13,859 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 112 remaining) [2024-01-30 14:39:13,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 112 remaining) [2024-01-30 14:39:13,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 112 remaining) [2024-01-30 14:39:13,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 112 remaining) [2024-01-30 14:39:13,860 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 112 remaining) [2024-01-30 14:39:13,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 112 remaining) [2024-01-30 14:39:13,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 112 remaining) [2024-01-30 14:39:13,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 112 remaining) [2024-01-30 14:39:13,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 112 remaining) [2024-01-30 14:39:13,861 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 112 remaining) [2024-01-30 14:39:13,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 112 remaining) [2024-01-30 14:39:13,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err24ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 112 remaining) [2024-01-30 14:39:13,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err25ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 112 remaining) [2024-01-30 14:39:13,862 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 112 remaining) [2024-01-30 14:39:13,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 112 remaining) [2024-01-30 14:39:13,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 112 remaining) [2024-01-30 14:39:13,863 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 112 remaining) [2024-01-30 14:39:13,864 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 112 remaining) [2024-01-30 14:39:13,867 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 112 remaining) [2024-01-30 14:39:13,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 112 remaining) [2024-01-30 14:39:13,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 112 remaining) [2024-01-30 14:39:13,868 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 112 remaining) [2024-01-30 14:39:13,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 112 remaining) [2024-01-30 14:39:13,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 112 remaining) [2024-01-30 14:39:13,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 112 remaining) [2024-01-30 14:39:13,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 112 remaining) [2024-01-30 14:39:13,869 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 112 remaining) [2024-01-30 14:39:13,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 112 remaining) [2024-01-30 14:39:13,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 112 remaining) [2024-01-30 14:39:13,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 112 remaining) [2024-01-30 14:39:13,870 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 112 remaining) [2024-01-30 14:39:13,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 112 remaining) [2024-01-30 14:39:13,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 112 remaining) [2024-01-30 14:39:13,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 112 remaining) [2024-01-30 14:39:13,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 112 remaining) [2024-01-30 14:39:13,871 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 112 remaining) [2024-01-30 14:39:13,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 112 remaining) [2024-01-30 14:39:13,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 112 remaining) [2024-01-30 14:39:13,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 112 remaining) [2024-01-30 14:39:13,872 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 112 remaining) [2024-01-30 14:39:13,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 112 remaining) [2024-01-30 14:39:13,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 112 remaining) [2024-01-30 14:39:13,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 112 remaining) [2024-01-30 14:39:13,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 112 remaining) [2024-01-30 14:39:13,873 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 112 remaining) [2024-01-30 14:39:13,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 112 remaining) [2024-01-30 14:39:13,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 112 remaining) [2024-01-30 14:39:13,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 112 remaining) [2024-01-30 14:39:13,874 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 112 remaining) [2024-01-30 14:39:13,876 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 112 remaining) [2024-01-30 14:39:13,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 112 remaining) [2024-01-30 14:39:13,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 112 remaining) [2024-01-30 14:39:13,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 112 remaining) [2024-01-30 14:39:13,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (44 of 112 remaining) [2024-01-30 14:39:13,877 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (43 of 112 remaining) [2024-01-30 14:39:13,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (42 of 112 remaining) [2024-01-30 14:39:13,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 112 remaining) [2024-01-30 14:39:13,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 112 remaining) [2024-01-30 14:39:13,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 112 remaining) [2024-01-30 14:39:13,878 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 112 remaining) [2024-01-30 14:39:13,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 112 remaining) [2024-01-30 14:39:13,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONERROR_FUNCTION (36 of 112 remaining) [2024-01-30 14:39:13,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 112 remaining) [2024-01-30 14:39:13,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 112 remaining) [2024-01-30 14:39:13,879 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 112 remaining) [2024-01-30 14:39:13,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 112 remaining) [2024-01-30 14:39:13,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 112 remaining) [2024-01-30 14:39:13,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 112 remaining) [2024-01-30 14:39:13,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 112 remaining) [2024-01-30 14:39:13,880 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 112 remaining) [2024-01-30 14:39:13,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 112 remaining) [2024-01-30 14:39:13,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 112 remaining) [2024-01-30 14:39:13,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 112 remaining) [2024-01-30 14:39:13,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 112 remaining) [2024-01-30 14:39:13,881 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 112 remaining) [2024-01-30 14:39:13,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 112 remaining) [2024-01-30 14:39:13,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 112 remaining) [2024-01-30 14:39:13,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 112 remaining) [2024-01-30 14:39:13,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 112 remaining) [2024-01-30 14:39:13,882 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err24ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 112 remaining) [2024-01-30 14:39:13,883 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err25ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 112 remaining) [2024-01-30 14:39:13,883 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 112 remaining) [2024-01-30 14:39:13,883 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 112 remaining) [2024-01-30 14:39:13,883 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 112 remaining) [2024-01-30 14:39:13,883 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 112 remaining) [2024-01-30 14:39:13,884 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 112 remaining) [2024-01-30 14:39:13,884 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 112 remaining) [2024-01-30 14:39:13,884 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 112 remaining) [2024-01-30 14:39:13,884 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 112 remaining) [2024-01-30 14:39:13,884 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 112 remaining) [2024-01-30 14:39:13,885 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 112 remaining) [2024-01-30 14:39:13,885 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 112 remaining) [2024-01-30 14:39:13,885 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 112 remaining) [2024-01-30 14:39:13,885 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 112 remaining) [2024-01-30 14:39:13,885 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 112 remaining) [2024-01-30 14:39:13,886 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 112 remaining) [2024-01-30 14:39:13,886 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 112 remaining) [2024-01-30 14:39:13,886 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 112 remaining) [2024-01-30 14:39:13,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-30 14:39:13,887 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-01-30 14:39:13,896 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-30 14:39:13,897 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-30 14:39:13,934 INFO L503 ceAbstractionStarter]: Automizer considered 65 witness invariants [2024-01-30 14:39:13,934 INFO L504 ceAbstractionStarter]: WitnessConsidered=65 [2024-01-30 14:39:13,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.01 02:39:13 BasicIcfg [2024-01-30 14:39:13,936 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-30 14:39:13,937 INFO L158 Benchmark]: Toolchain (without parser) took 11781.10ms. Allocated memory was 218.1MB in the beginning and 1.1GB in the end (delta: 910.2MB). Free memory was 118.5MB in the beginning and 874.8MB in the end (delta: -756.3MB). Peak memory consumption was 156.6MB. Max. memory is 16.1GB. [2024-01-30 14:39:13,937 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 109.1MB. Free memory was 67.7MB in the beginning and 67.6MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-30 14:39:13,937 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 218.1MB. Free memory is still 167.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-30 14:39:13,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2019.82ms. Allocated memory is still 218.1MB. Free memory was 118.5MB in the beginning and 132.3MB in the end (delta: -13.8MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2024-01-30 14:39:13,938 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.69ms. Allocated memory is still 218.1MB. Free memory was 132.3MB in the beginning and 120.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-01-30 14:39:13,939 INFO L158 Benchmark]: Boogie Preprocessor took 156.08ms. Allocated memory is still 218.1MB. Free memory was 120.7MB in the beginning and 111.3MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-01-30 14:39:13,940 INFO L158 Benchmark]: RCFGBuilder took 2674.97ms. Allocated memory was 218.1MB in the beginning and 367.0MB in the end (delta: 148.9MB). Free memory was 111.3MB in the beginning and 141.3MB in the end (delta: -30.1MB). Peak memory consumption was 140.2MB. Max. memory is 16.1GB. [2024-01-30 14:39:13,944 INFO L158 Benchmark]: TraceAbstraction took 6805.01ms. Allocated memory was 367.0MB in the beginning and 1.1GB in the end (delta: 761.3MB). Free memory was 140.3MB in the beginning and 874.8MB in the end (delta: -734.5MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2024-01-30 14:39:13,945 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 0.16ms. Allocated memory is still 109.1MB. Free memory was 67.7MB in the beginning and 67.6MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 218.1MB. Free memory is still 167.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2019.82ms. Allocated memory is still 218.1MB. Free memory was 118.5MB in the beginning and 132.3MB in the end (delta: -13.8MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.69ms. Allocated memory is still 218.1MB. Free memory was 132.3MB in the beginning and 120.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.08ms. Allocated memory is still 218.1MB. Free memory was 120.7MB in the beginning and 111.3MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2674.97ms. Allocated memory was 218.1MB in the beginning and 367.0MB in the end (delta: 148.9MB). Free memory was 111.3MB in the beginning and 141.3MB in the end (delta: -30.1MB). Peak memory consumption was 140.2MB. Max. memory is 16.1GB. * TraceAbstraction took 6805.01ms. Allocated memory was 367.0MB in the beginning and 1.1GB in the end (delta: 761.3MB). Free memory was 140.3MB in the beginning and 874.8MB in the end (delta: -734.5MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 738]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; [L709] 0 _Bool main$tmp_guard0; [L710] 0 _Bool main$tmp_guard1; [L712] 0 int x = 0; [L714] 0 int y = 0; [L715] 0 _Bool y$flush_delayed; [L716] 0 int y$mem_tmp; [L717] 0 _Bool y$r_buff0_thd0; [L718] 0 _Bool y$r_buff0_thd1; [L719] 0 _Bool y$r_buff0_thd2; [L720] 0 _Bool y$r_buff1_thd0; [L721] 0 _Bool y$r_buff1_thd1; [L722] 0 _Bool y$r_buff1_thd2; [L723] 0 _Bool y$read_delayed; [L724] 0 int *y$read_delayed_var; [L725] 0 int y$w_buff0; [L726] 0 _Bool y$w_buff0_used; [L727] 0 int y$w_buff1; [L728] 0 _Bool y$w_buff1_used; [L729] 0 _Bool weak$$choice0; [L730] 0 _Bool weak$$choice2; [L790] 0 pthread_t t2473; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, t2473={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0] [L791] 0 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[y$r_buff0_thd0]]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,CastExpression[ACSLType[long long],IdentifierExpression[y$r_buff0_thd0]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[y$r_buff0_thd0]]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,CastExpression[ACSLType[long long],IdentifierExpression[y$r_buff0_thd0]],CastExpression[ACSLType[long long],IdentifierExpression[y$w_buff0_used]]],IntegerLiteral[0LL]]],BinaryExpression[COMPEQ,IdentifierExpression[__unbuffered_cnt],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$flush_delayed],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$read_delayed],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$read_delayed_var],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]]]] [L791] FCALL, FORK 0 pthread_create(&t2473, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, t2473={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0] [L733] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0] [L734] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[__unbuffered_cnt]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[x]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$mem_tmp]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$w_buff0]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$w_buff1]]],BinaryExpression[COMPLEQ,IdentifierExpression[x],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[x],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[127]]],BinaryExpression[COMPEQ,IdentifierExpression[y$flush_delayed],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[y$w_buff0],IntegerLiteral[2]],IntegerLiteral[0]]],BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[y$w_buff1],IntegerLiteral[2]],IntegerLiteral[0]]],BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[2]]]]]] [L734] 1 y$w_buff1 = y$w_buff0 [L735] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[__unbuffered_cnt]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[x]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$mem_tmp]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$w_buff0]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$w_buff1]]],BinaryExpression[COMPLEQ,IdentifierExpression[x],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[x],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[127]]],BinaryExpression[COMPEQ,IdentifierExpression[y$flush_delayed],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[y$w_buff0],IntegerLiteral[2]],IntegerLiteral[0]]],BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[y$w_buff1],IntegerLiteral[2]],IntegerLiteral[0]]],BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[2]]]]]] [L735] 1 y$w_buff0 = 2 [L736] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[__unbuffered_cnt]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[x]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$mem_tmp]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$w_buff1]]],BinaryExpression[COMPLEQ,IdentifierExpression[x],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[x],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[127]]],BinaryExpression[COMPEQ,IdentifierExpression[y$flush_delayed],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[2]]],BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[y$w_buff1],IntegerLiteral[2]],IntegerLiteral[0]]],BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[2]]]]]] [L736] 1 y$w_buff1_used = y$w_buff0_used [L737] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[__unbuffered_cnt]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[x]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$mem_tmp]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$w_buff1]]],BinaryExpression[COMPLEQ,IdentifierExpression[x],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[x],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[127]]],BinaryExpression[COMPEQ,IdentifierExpression[y$flush_delayed],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[2]]],BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[y$w_buff1],IntegerLiteral[2]],IntegerLiteral[0]]],BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[2]]]]]] [L737] 1 y$w_buff0_used = (_Bool)1 [L738] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[__unbuffered_cnt]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[x]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$mem_tmp]]],BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[y$w_buff1]]],BinaryExpression[COMPLEQ,IdentifierExpression[x],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[x],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[127]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[2]]],BinaryExpression[COMPLEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[127]]],BinaryExpression[COMPEQ,IdentifierExpression[y$flush_delayed],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0],IntegerLiteral[2]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff0_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1_used],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]],BinaryExpression[COMPEQ,BinaryExpression[ARITHMOD,IdentifierExpression[y$w_buff1],IntegerLiteral[2]],IntegerLiteral[0]]],BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[main$tmp_guard1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff0_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[y$r_buff1_thd1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$w_buff1],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice0],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[weak$$choice2],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y],IntegerLiteral[2]]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[0]],BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[y$mem_tmp],IntegerLiteral[2]]]]]] VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0] - UnprovableResult [Line: 733]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 734]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 735]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 736]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 737]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 739]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 740]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 741]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 742]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 743]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 744]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 745]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 746]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 747]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 748]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 749]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 750]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 751]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 752]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 753]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 754]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 755]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 756]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 757]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 761]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 762]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 763]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 764]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 765]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 766]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 767]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 768]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 769]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 770]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 771]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 772]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 773]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 774]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 775]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 776]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 777]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 791]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 795]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 796]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 799]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 800]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 801]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 802]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 803]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 804]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 806]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 807]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 808]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 809]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 810]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 811]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 812]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 813]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 815]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 816]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 817]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 819]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 820]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 793]: 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: 791]: 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 with 1 thread instances CFG has 5 procedures, 171 locations, 112 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 6.4s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 151 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 120 mSDsluCounter, 31 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 59 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 323 IncrementalHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 59 mSolverCounterUnsat, 11 mSDtfsCounter, 323 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 562 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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! [2024-01-30 14:39:14,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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