./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 fced0e87 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-wip.fs.extract-columns-fced0e8-m [2024-01-31 16:26:06,731 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 16:26:06,771 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-31 16:26:06,775 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 16:26:06,775 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 16:26:06,789 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 16:26:06,795 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 16:26:06,795 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 16:26:06,796 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 16:26:06,796 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 16:26:06,797 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 16:26:06,797 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 16:26:06,798 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 16:26:06,799 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 16:26:06,799 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 16:26:06,799 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 16:26:06,800 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 16:26:06,802 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 16:26:06,803 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-31 16:26:06,803 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 16:26:06,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 16:26:06,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 16:26:06,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 16:26:06,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 16:26:06,804 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 16:26:06,804 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 16:26:06,804 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 16:26:06,805 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 16:26:06,805 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 16:26:06,805 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 16:26:06,806 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 16:26:06,806 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 16:26:06,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 16:26:06,807 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 16:26:06,807 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 16:26:06,807 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 16:26:06,807 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-31 16:26:06,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-31 16:26:06,807 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 16:26:06,808 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 16:26:06,808 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 16:26:06,808 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 16:26:06,808 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 16:26:06,808 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 16:26:07,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 16:26:07,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 16:26:07,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 16:26:07,056 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 16:26:07,057 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 16:26:07,058 INFO L431 ainManager$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 [2024-01-31 16:26:07,497 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 16:26:07,497 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 16:26:07,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i [2024-01-31 16:26:08,473 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 16:26:08,695 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 16:26:08,695 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i [2024-01-31 16:26:08,713 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/708a618bb/059896ed32c64a14ae217318585e0cda/FLAG28b9c5c89 [2024-01-31 16:26:08,727 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/708a618bb/059896ed32c64a14ae217318585e0cda [2024-01-31 16:26:08,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 16:26:08,729 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 16:26:08,732 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 16:26:08,732 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 16:26:08,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 16:26:08,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:26:07" (1/2) ... [2024-01-31 16:26:08,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4985e5a6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:26:08, skipping insertion in model container [2024-01-31 16:26:08,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:26:07" (1/2) ... [2024-01-31 16:26:08,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@533647a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:26:08, skipping insertion in model container [2024-01-31 16:26:08,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:26:08" (2/2) ... [2024-01-31 16:26:08,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4985e5a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:08, skipping insertion in model container [2024-01-31 16:26:08,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:26:08" (2/2) ... [2024-01-31 16:26:08,741 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 16:26:09,675 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 16:26:09,677 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$mem_tmp == 2) [2024-01-31 16:26:09,677 INFO L98 nessWitnessExtractor]: Location invariant before [L819-L819] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,677 INFO L98 nessWitnessExtractor]: Location invariant after [L18-L18] expression == 0 [2024-01-31 16:26:09,677 INFO L98 nessWitnessExtractor]: Location invariant before [L814-L814] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$$choice0 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-01-31 16:26:09,677 INFO L98 nessWitnessExtractor]: Location invariant before [L763-L763] (((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (x == 2)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,678 INFO L98 nessWitnessExtractor]: Location invariant before [L744-L744] (unsigned long )arg == 0UL [2024-01-31 16:26:09,678 INFO L98 nessWitnessExtractor]: Location invariant before [L801-L801] ((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && (((y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$w_buff0_used == (_Bool)1 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,678 INFO L98 nessWitnessExtractor]: Location invariant before [L807-L807] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,678 INFO L98 nessWitnessExtractor]: Location invariant before [L820-L820] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,678 INFO L98 nessWitnessExtractor]: Location invariant before [L742-L742] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,678 INFO L98 nessWitnessExtractor]: Location invariant before [L764-L764] (unsigned long )arg == 0UL [2024-01-31 16:26:09,679 INFO L98 nessWitnessExtractor]: Location invariant before [L740-L740] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,687 INFO L98 nessWitnessExtractor]: Location invariant before [L776-L776] ((((((((((((((((((((((((((((((((((((0 <= x) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (1 <= __unbuffered_cnt)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,688 INFO L98 nessWitnessExtractor]: Location invariant before [L734-L734] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,688 INFO L98 nessWitnessExtractor]: Location invariant before [L803-L803] ((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && (((y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1) && (y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1))) || (y$w_buff0_used == (_Bool)1 && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)))) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,688 INFO L98 nessWitnessExtractor]: Location invariant before [L18-L18] expression == 0 [2024-01-31 16:26:09,688 INFO L98 nessWitnessExtractor]: Location invariant before [L746-L746] (((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (x == 1)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,689 INFO L98 nessWitnessExtractor]: Location invariant before [L737-L737] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,689 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L741] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,689 INFO L98 nessWitnessExtractor]: Location invariant after [L18-L18] expression == 1 [2024-01-31 16:26:09,689 INFO L98 nessWitnessExtractor]: Location invariant before [L761-L761] (unsigned long )arg == 0UL [2024-01-31 16:26:09,689 INFO L98 nessWitnessExtractor]: Location invariant after [L18-L18] expression == 1 [2024-01-31 16:26:09,689 INFO L98 nessWitnessExtractor]: Location invariant before [L810-L810] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-01-31 16:26:09,689 INFO L98 nessWitnessExtractor]: Location invariant before [L755-L755] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,689 INFO L98 nessWitnessExtractor]: Location invariant before [L800-L800] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,689 INFO L98 nessWitnessExtractor]: Location invariant before [L738-L738] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff1_used == (_Bool)1)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,690 INFO L98 nessWitnessExtractor]: Location invariant before [L816-L816] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (weak$$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)) [2024-01-31 16:26:09,690 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$mem_tmp == 2) [2024-01-31 16:26:09,690 INFO L98 nessWitnessExtractor]: Location invariant before [L770-L770] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,690 INFO L98 nessWitnessExtractor]: Location invariant before [L749-L749] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,690 INFO L98 nessWitnessExtractor]: Location invariant before [L748-L748] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,690 INFO L98 nessWitnessExtractor]: Location invariant before [L768-L768] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,690 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L743] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,690 INFO L98 nessWitnessExtractor]: Location invariant before [L733-L733] (unsigned long )arg == 0UL [2024-01-31 16:26:09,690 INFO L98 nessWitnessExtractor]: Location invariant before [L806-L806] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,691 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,691 INFO L98 nessWitnessExtractor]: Location invariant before [L18-L18] expression == 1 [2024-01-31 16:26:09,691 INFO L98 nessWitnessExtractor]: Location invariant before [L771-L771] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,691 INFO L98 nessWitnessExtractor]: Location invariant before [L751-L751] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,691 INFO L98 nessWitnessExtractor]: Location invariant before [L772-L772] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,691 INFO L98 nessWitnessExtractor]: Location invariant before [L777-L777] (unsigned long )arg == 0UL [2024-01-31 16:26:09,691 INFO L98 nessWitnessExtractor]: Location invariant before [L799-L799] ((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,691 INFO L98 nessWitnessExtractor]: Location invariant before [L809-L809] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,691 INFO L98 nessWitnessExtractor]: Location invariant before [L18-L18] ((0 <= expression) && (expression <= 1)) && (expression == 0 || expression == 1) [2024-01-31 16:26:09,691 INFO L98 nessWitnessExtractor]: Location invariant before [L747-L747] (unsigned long )arg == 0UL [2024-01-31 16:26:09,691 INFO L98 nessWitnessExtractor]: Location invariant before [L773-L773] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,696 INFO L98 nessWitnessExtractor]: Location invariant before [L757-L757] (unsigned long )arg == 0UL [2024-01-31 16:26:09,696 INFO L98 nessWitnessExtractor]: Location invariant before [L813-L813] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$$choice0 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-01-31 16:26:09,696 INFO L98 nessWitnessExtractor]: Location invariant before [L765-L765] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,697 INFO L98 nessWitnessExtractor]: Location invariant before [L769-L769] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,697 INFO L98 nessWitnessExtractor]: Location invariant before [L817-L817] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (x == 2)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$flush_delayed == (_Bool)0 || y$flush_delayed == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,697 INFO L98 nessWitnessExtractor]: Location invariant before [L812-L812] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (weak$$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)) [2024-01-31 16:26:09,697 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$mem_tmp == 2) [2024-01-31 16:26:09,697 INFO L98 nessWitnessExtractor]: Location invariant before [L745-L745] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,698 INFO L98 nessWitnessExtractor]: Location invariant before [L767-L767] (unsigned long )arg == 0UL [2024-01-31 16:26:09,698 INFO L98 nessWitnessExtractor]: Location invariant before [L752-L752] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,698 INFO L98 nessWitnessExtractor]: Location invariant before [L754-L754] (unsigned long )arg == 0UL [2024-01-31 16:26:09,700 INFO L98 nessWitnessExtractor]: Location invariant before [L808-L808] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,700 INFO L98 nessWitnessExtractor]: Location invariant before [L735-L735] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,700 INFO L98 nessWitnessExtractor]: Location invariant before [L756-L756] ((((((((((((((((((((((((((((((((((((0 <= x) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,701 INFO L98 nessWitnessExtractor]: Location invariant before [L736-L736] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$mem_tmp == 2) [2024-01-31 16:26:09,701 INFO L98 nessWitnessExtractor]: Location invariant before [L811-L811] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$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$$choice0 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2)) && ((y$w_buff1_used == (_Bool)1 || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) || (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) [2024-01-31 16:26:09,701 INFO L98 nessWitnessExtractor]: Location invariant before [L804-L804] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,701 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,701 INFO L98 nessWitnessExtractor]: Location invariant before [L774-L774] (unsigned long )arg == 0UL [2024-01-31 16:26:09,701 INFO L98 nessWitnessExtractor]: Location invariant before [L766-L766] (((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y == 1)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,701 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] (((((((((((((((((((((((((0LL - (long long )y$r_buff0_thd0) + (long long )y$w_buff0_used >= 0LL) && ((long long )y$r_buff0_thd0 + (long long )y$w_buff0_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff0_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff0_used >= 0LL)) && (__unbuffered_cnt == 0)) && (main$tmp_guard0 == (_Bool)0)) && (main$tmp_guard1 == (_Bool)0)) && (x == 0)) && (y == 0)) && (y$flush_delayed == (_Bool)0)) && (y$mem_tmp == 0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd1 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd1 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (y$w_buff0 == 0)) && (y$w_buff0_used == (_Bool)0)) && (y$w_buff1 == 0)) && (y$w_buff1_used == (_Bool)0)) && (weak$$choice0 == (_Bool)0)) && (weak$$choice2 == (_Bool)0) [2024-01-31 16:26:09,702 INFO L98 nessWitnessExtractor]: Location invariant before [L775-L775] ((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)0 || y$w_buff0_used == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,702 INFO L98 nessWitnessExtractor]: Location invariant before [L802-L802] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff0 % 2 == 0)) && (y$w_buff1 % 2 == 0)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff0 == 0 || y$w_buff0 == 2)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,702 INFO L98 nessWitnessExtractor]: Location invariant before [L739-L739] ((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0 == 2)) && (y$w_buff0_used == (_Bool)1)) && (y$w_buff1 % 2 == 0)) && ((unsigned long )arg == 0UL)) && (main$tmp_guard0 == (_Bool)0 || main$tmp_guard0 == (_Bool)1)) && (main$tmp_guard1 == (_Bool)0 || main$tmp_guard1 == (_Bool)1)) && (y$r_buff0_thd1 == (_Bool)0 || y$r_buff0_thd1 == (_Bool)1)) && (y$r_buff1_thd1 == (_Bool)0 || y$r_buff1_thd1 == (_Bool)1)) && (y$w_buff1 == 0 || y$w_buff1 == 2)) && (y$w_buff1_used == (_Bool)0 || y$w_buff1_used == (_Bool)1)) && (weak$$choice0 == (_Bool)0 || weak$$choice0 == (_Bool)1)) && (weak$$choice2 == (_Bool)0 || weak$$choice2 == (_Bool)1)) && ((x == 0 || x == 1) || x == 2)) && ((y == 0 || y == 1) || y == 2)) && ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2) [2024-01-31 16:26:09,702 INFO L98 nessWitnessExtractor]: Location invariant before [L815-L815] (((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && (0 <= x)) && (0 <= y)) && (0 <= y$mem_tmp)) && (0 <= y$w_buff0)) && (0 <= y$w_buff1)) && (x <= 2)) && (x <= 127)) && (y <= 2)) && (y <= 127)) && (y$mem_tmp <= 2)) && (y$mem_tmp <= 127)) && (y$w_buff0 <= 2)) && (y$w_buff0 <= 127)) && (y$w_buff1 <= 2)) && (y$w_buff1 <= 127)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$w_buff0_used == (_Bool)1)) && (weak$$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)) [2024-01-31 16:26:09,728 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 16:26:09,843 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] [2024-01-31 16:26:09,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 16:26:09,992 INFO L204 MainTranslator]: Completed pre-run Start Parsing Local [2024-01-31 16:26:10,041 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] Start Parsing Local Start Parsing Local [2024-01-31 16:26:10,042 WARN L424 MainDispatcher]: Unable to annotate ; 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 [2024-01-31 16:26:10,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 16:26:10,306 INFO L208 MainTranslator]: Completed translation [2024-01-31 16:26:10,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10 WrapperNode [2024-01-31 16:26:10,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 16:26:10,309 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-31 16:26:10,309 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-31 16:26:10,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-31 16:26:10,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (1/1) ... [2024-01-31 16:26:10,354 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (1/1) ... [2024-01-31 16:26:10,408 INFO L138 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 181 [2024-01-31 16:26:10,409 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-31 16:26:10,410 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-31 16:26:10,410 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-31 16:26:10,410 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-31 16:26:10,418 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (1/1) ... [2024-01-31 16:26:10,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (1/1) ... [2024-01-31 16:26:10,437 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (1/1) ... [2024-01-31 16:26:10,465 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]. [2024-01-31 16:26:10,471 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (1/1) ... [2024-01-31 16:26:10,471 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (1/1) ... [2024-01-31 16:26:10,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (1/1) ... [2024-01-31 16:26:10,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (1/1) ... [2024-01-31 16:26:10,509 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (1/1) ... [2024-01-31 16:26:10,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (1/1) ... [2024-01-31 16:26:10,528 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-31 16:26:10,528 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-31 16:26:10,528 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-31 16:26:10,529 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-31 16:26:10,529 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (1/1) ... [2024-01-31 16:26:10,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 16:26:10,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-31 16:26:10,573 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) [2024-01-31 16:26:10,594 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 [2024-01-31 16:26:10,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-31 16:26:10,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-31 16:26:10,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-31 16:26:10,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-31 16:26:10,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-31 16:26:10,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-31 16:26:10,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-31 16:26:10,614 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-01-31 16:26:10,614 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-01-31 16:26:10,614 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-01-31 16:26:10,614 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-01-31 16:26:10,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-31 16:26:10,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-31 16:26:10,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-31 16:26:10,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-31 16:26:10,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-31 16:26:10,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-31 16:26:10,617 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-31 16:26:10,721 INFO L244 CfgBuilder]: Building ICFG [2024-01-31 16:26:10,723 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-31 16:26:11,872 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-31 16:26:11,873 INFO L293 CfgBuilder]: Performing block encoding [2024-01-31 16:26:12,790 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-31 16:26:12,790 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-31 16:26:12,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:26:12 BoogieIcfgContainer [2024-01-31 16:26:12,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-31 16:26:12,793 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-31 16:26:12,793 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-31 16:26:12,796 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-31 16:26:12,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:26:07" (1/4) ... [2024-01-31 16:26:12,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@587f5e36 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 31.01 04:26:12, skipping insertion in model container [2024-01-31 16:26:12,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 04:26:08" (2/4) ... [2024-01-31 16:26:12,797 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@587f5e36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:26:12, skipping insertion in model container [2024-01-31 16:26:12,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:26:10" (3/4) ... [2024-01-31 16:26:12,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@587f5e36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:26:12, skipping insertion in model container [2024-01-31 16:26:12,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:26:12" (4/4) ... [2024-01-31 16:26:12,799 INFO L112 eAbstractionObserver]: Analyzing ICFG safe029_power.oepc_pso.oepc_rmo.oepc.i [2024-01-31 16:26:12,813 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-31 16:26:12,814 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 73 error locations. [2024-01-31 16:26:12,814 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-31 16:26:12,987 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-31 16:26:13,024 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 118 places, 112 transitions, 232 flow [2024-01-31 16:26:13,157 INFO L124 PetriNetUnfolderBase]: 1/110 cut-off events. [2024-01-31 16:26:13,157 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-31 16:26:13,188 INFO L83 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 110 events. 1/110 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 563 event pairs, 0 based on Foata normal form. 0/36 useless extension candidates. Maximal degree in co-relation 108. Up to 2 conditions per place. [2024-01-31 16:26:13,190 INFO L82 GeneralOperation]: Start removeDead. Operand has 118 places, 112 transitions, 232 flow [2024-01-31 16:26:13,197 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 116 places, 110 transitions, 226 flow [2024-01-31 16:26:13,213 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-31 16:26:13,218 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;@63b914fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-31 16:26:13,219 INFO L358 AbstractCegarLoop]: Starting to check reachability of 121 error locations. [2024-01-31 16:26:13,233 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-31 16:26:13,233 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-31 16:26:13,233 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-31 16:26:13,234 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:26:13,234 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-31 16:26:13,235 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-31 16:26:13,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:26:13,240 INFO L85 PathProgramCache]: Analyzing trace with hash 21482, now seen corresponding path program 1 times [2024-01-31 16:26:13,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:26:13,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44082244] [2024-01-31 16:26:13,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:26:13,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:26:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:26:13,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:26:13,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:26:13,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44082244] [2024-01-31 16:26:13,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44082244] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:26:13,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:26:13,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-31 16:26:13,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779036778] [2024-01-31 16:26:13,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:26:14,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-31 16:26:14,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:26:14,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-31 16:26:14,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-31 16:26:14,026 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 112 [2024-01-31 16:26:14,028 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 110 transitions, 226 flow. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2024-01-31 16:26:14,028 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:26:14,028 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 112 [2024-01-31 16:26:14,029 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-31 16:26:15,017 INFO L124 PetriNetUnfolderBase]: 1024/2034 cut-off events. [2024-01-31 16:26:15,017 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-31 16:26:15,022 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3736 conditions, 2034 events. 1024/2034 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 233. Compared 15894 event pairs, 623 based on Foata normal form. 38/969 useless extension candidates. Maximal degree in co-relation 3724. Up to 1662 conditions per place. [2024-01-31 16:26:15,033 INFO L140 encePairwiseOnDemand]: 72/112 looper letters, 39 selfloop transitions, 3 changer transitions 0/63 dead transitions. [2024-01-31 16:26:15,033 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 63 transitions, 219 flow [2024-01-31 16:26:15,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-31 16:26:15,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-31 16:26:15,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 183 transitions. [2024-01-31 16:26:15,044 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5446428571428571 [2024-01-31 16:26:15,045 INFO L175 Difference]: Start difference. First operand has 116 places, 110 transitions, 226 flow. Second operand 3 states and 183 transitions. [2024-01-31 16:26:15,046 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 63 transitions, 219 flow [2024-01-31 16:26:15,048 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 63 transitions, 216 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-31 16:26:15,052 INFO L231 Difference]: Finished difference. Result has 63 places, 57 transitions, 137 flow [2024-01-31 16:26:15,053 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=112, PETRI_DIFFERENCE_MINUEND_FLOW=114, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=137, PETRI_PLACES=63, PETRI_TRANSITIONS=57} [2024-01-31 16:26:15,057 INFO L281 CegarLoopForPetriNet]: 116 programPoint places, -53 predicate places. [2024-01-31 16:26:15,057 INFO L495 AbstractCegarLoop]: Abstraction has has 63 places, 57 transitions, 137 flow [2024-01-31 16:26:15,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2024-01-31 16:26:15,058 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:26:15,058 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-31 16:26:15,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-31 16:26:15,058 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-31 16:26:15,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:26:15,059 INFO L85 PathProgramCache]: Analyzing trace with hash 640799261, now seen corresponding path program 1 times [2024-01-31 16:26:15,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:26:15,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841651519] [2024-01-31 16:26:15,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:26:15,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:26:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:26:15,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:26:15,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:26:15,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841651519] [2024-01-31 16:26:15,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841651519] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:26:15,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:26:15,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-31 16:26:15,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713506235] [2024-01-31 16:26:15,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:26:15,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-31 16:26:15,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:26:15,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-31 16:26:15,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-31 16:26:15,195 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 25 out of 112 [2024-01-31 16:26:15,196 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 57 transitions, 137 flow. Second operand has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 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) [2024-01-31 16:26:15,196 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:26:15,197 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 25 of 112 [2024-01-31 16:26:15,197 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-31 16:26:15,928 INFO L124 PetriNetUnfolderBase]: 1316/2557 cut-off events. [2024-01-31 16:26:15,928 INFO L125 PetriNetUnfolderBase]: For 217/217 co-relation queries the response was YES. [2024-01-31 16:26:15,931 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5166 conditions, 2557 events. 1316/2557 cut-off events. For 217/217 co-relation queries the response was YES. Maximal size of possible extension queue 211. Compared 19139 event pairs, 917 based on Foata normal form. 161/1668 useless extension candidates. Maximal degree in co-relation 5153. Up to 1848 conditions per place. [2024-01-31 16:26:15,941 INFO L140 encePairwiseOnDemand]: 109/112 looper letters, 63 selfloop transitions, 2 changer transitions 0/84 dead transitions. [2024-01-31 16:26:15,942 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 84 transitions, 330 flow [2024-01-31 16:26:15,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-31 16:26:15,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-31 16:26:15,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 164 transitions. [2024-01-31 16:26:15,943 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.36607142857142855 [2024-01-31 16:26:15,944 INFO L175 Difference]: Start difference. First operand has 63 places, 57 transitions, 137 flow. Second operand 4 states and 164 transitions. [2024-01-31 16:26:15,944 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 84 transitions, 330 flow [2024-01-31 16:26:15,945 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 84 transitions, 326 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-31 16:26:15,946 INFO L231 Difference]: Finished difference. Result has 64 places, 56 transitions, 136 flow [2024-01-31 16:26:15,946 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=112, PETRI_DIFFERENCE_MINUEND_FLOW=132, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=136, PETRI_PLACES=64, PETRI_TRANSITIONS=56} [2024-01-31 16:26:15,946 INFO L281 CegarLoopForPetriNet]: 116 programPoint places, -52 predicate places. [2024-01-31 16:26:15,947 INFO L495 AbstractCegarLoop]: Abstraction has has 64 places, 56 transitions, 136 flow [2024-01-31 16:26:15,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 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) [2024-01-31 16:26:15,947 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:26:15,947 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-31 16:26:15,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-31 16:26:15,947 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-31 16:26:15,948 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:26:15,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1610058615, now seen corresponding path program 1 times [2024-01-31 16:26:15,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:26:15,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099911881] [2024-01-31 16:26:15,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:26:15,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:26:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:26:16,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:26:16,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:26:16,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099911881] [2024-01-31 16:26:16,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099911881] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:26:16,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:26:16,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-31 16:26:16,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808284130] [2024-01-31 16:26:16,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:26:16,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-31 16:26:16,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:26:16,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-31 16:26:16,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-01-31 16:26:16,733 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 21 out of 112 [2024-01-31 16:26:16,734 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 56 transitions, 136 flow. Second operand has 5 states, 5 states have (on average 22.2) internal successors, (111), 5 states have internal predecessors, (111), 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) [2024-01-31 16:26:16,734 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:26:16,734 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 21 of 112 [2024-01-31 16:26:16,734 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-31 16:26:17,694 INFO L124 PetriNetUnfolderBase]: 1596/3066 cut-off events. [2024-01-31 16:26:17,695 INFO L125 PetriNetUnfolderBase]: For 400/405 co-relation queries the response was YES. [2024-01-31 16:26:17,698 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6271 conditions, 3066 events. 1596/3066 cut-off events. For 400/405 co-relation queries the response was YES. Maximal size of possible extension queue 255. Compared 22752 event pairs, 997 based on Foata normal form. 11/1840 useless extension candidates. Maximal degree in co-relation 6257. Up to 2531 conditions per place. [2024-01-31 16:26:17,707 INFO L140 encePairwiseOnDemand]: 107/112 looper letters, 46 selfloop transitions, 5 changer transitions 0/69 dead transitions. [2024-01-31 16:26:17,708 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 69 transitions, 272 flow [2024-01-31 16:26:17,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-31 16:26:17,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-31 16:26:17,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 136 transitions. [2024-01-31 16:26:17,709 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.30357142857142855 [2024-01-31 16:26:17,709 INFO L175 Difference]: Start difference. First operand has 64 places, 56 transitions, 136 flow. Second operand 4 states and 136 transitions. [2024-01-31 16:26:17,710 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 69 transitions, 272 flow [2024-01-31 16:26:17,710 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 69 transitions, 268 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-31 16:26:17,711 INFO L231 Difference]: Finished difference. Result has 67 places, 58 transitions, 159 flow [2024-01-31 16:26:17,712 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=112, PETRI_DIFFERENCE_MINUEND_FLOW=133, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=159, PETRI_PLACES=67, PETRI_TRANSITIONS=58} [2024-01-31 16:26:17,712 INFO L281 CegarLoopForPetriNet]: 116 programPoint places, -49 predicate places. [2024-01-31 16:26:17,712 INFO L495 AbstractCegarLoop]: Abstraction has has 67 places, 58 transitions, 159 flow [2024-01-31 16:26:17,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 5 states have internal predecessors, (111), 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) [2024-01-31 16:26:17,713 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:26:17,713 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-31 16:26:17,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-31 16:26:17,713 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-31 16:26:17,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:26:17,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1610058611, now seen corresponding path program 1 times [2024-01-31 16:26:17,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:26:17,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995994098] [2024-01-31 16:26:17,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:26:17,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:26:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-31 16:26:17,729 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-31 16:26:17,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-31 16:26:17,758 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-31 16:26:17,758 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-31 16:26:17,759 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 121 remaining) [2024-01-31 16:26:17,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 121 remaining) [2024-01-31 16:26:17,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 121 remaining) [2024-01-31 16:26:17,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 121 remaining) [2024-01-31 16:26:17,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 121 remaining) [2024-01-31 16:26:17,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 121 remaining) [2024-01-31 16:26:17,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err5ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 121 remaining) [2024-01-31 16:26:17,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 121 remaining) [2024-01-31 16:26:17,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 121 remaining) [2024-01-31 16:26:17,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONERROR_FUNCTION (111 of 121 remaining) [2024-01-31 16:26:17,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 121 remaining) [2024-01-31 16:26:17,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 121 remaining) [2024-01-31 16:26:17,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 121 remaining) [2024-01-31 16:26:17,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 121 remaining) [2024-01-31 16:26:17,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 121 remaining) [2024-01-31 16:26:17,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 121 remaining) [2024-01-31 16:26:17,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 121 remaining) [2024-01-31 16:26:17,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 121 remaining) [2024-01-31 16:26:17,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 121 remaining) [2024-01-31 16:26:17,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 121 remaining) [2024-01-31 16:26:17,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 121 remaining) [2024-01-31 16:26:17,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 121 remaining) [2024-01-31 16:26:17,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 121 remaining) [2024-01-31 16:26:17,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 121 remaining) [2024-01-31 16:26:17,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 121 remaining) [2024-01-31 16:26:17,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err24ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 121 remaining) [2024-01-31 16:26:17,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err25ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 121 remaining) [2024-01-31 16:26:17,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err26ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 121 remaining) [2024-01-31 16:26:17,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err27ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 121 remaining) [2024-01-31 16:26:17,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err28ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 121 remaining) [2024-01-31 16:26:17,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 121 remaining) [2024-01-31 16:26:17,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 121 remaining) [2024-01-31 16:26:17,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 121 remaining) [2024-01-31 16:26:17,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 121 remaining) [2024-01-31 16:26:17,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 121 remaining) [2024-01-31 16:26:17,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 121 remaining) [2024-01-31 16:26:17,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 121 remaining) [2024-01-31 16:26:17,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 121 remaining) [2024-01-31 16:26:17,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 121 remaining) [2024-01-31 16:26:17,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 121 remaining) [2024-01-31 16:26:17,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 121 remaining) [2024-01-31 16:26:17,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 121 remaining) [2024-01-31 16:26:17,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 121 remaining) [2024-01-31 16:26:17,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 121 remaining) [2024-01-31 16:26:17,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 121 remaining) [2024-01-31 16:26:17,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 121 remaining) [2024-01-31 16:26:17,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 121 remaining) [2024-01-31 16:26:17,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 121 remaining) [2024-01-31 16:26:17,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 121 remaining) [2024-01-31 16:26:17,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 121 remaining) [2024-01-31 16:26:17,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 121 remaining) [2024-01-31 16:26:17,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 121 remaining) [2024-01-31 16:26:17,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 121 remaining) [2024-01-31 16:26:17,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 121 remaining) [2024-01-31 16:26:17,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 121 remaining) [2024-01-31 16:26:17,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 121 remaining) [2024-01-31 16:26:17,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 121 remaining) [2024-01-31 16:26:17,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 121 remaining) [2024-01-31 16:26:17,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 121 remaining) [2024-01-31 16:26:17,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 121 remaining) [2024-01-31 16:26:17,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 121 remaining) [2024-01-31 16:26:17,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 121 remaining) [2024-01-31 16:26:17,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 121 remaining) [2024-01-31 16:26:17,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 121 remaining) [2024-01-31 16:26:17,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 121 remaining) [2024-01-31 16:26:17,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 121 remaining) [2024-01-31 16:26:17,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 121 remaining) [2024-01-31 16:26:17,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 121 remaining) [2024-01-31 16:26:17,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 121 remaining) [2024-01-31 16:26:17,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 121 remaining) [2024-01-31 16:26:17,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 121 remaining) [2024-01-31 16:26:17,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 121 remaining) [2024-01-31 16:26:17,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 121 remaining) [2024-01-31 16:26:17,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (47 of 121 remaining) [2024-01-31 16:26:17,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (46 of 121 remaining) [2024-01-31 16:26:17,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 121 remaining) [2024-01-31 16:26:17,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 121 remaining) [2024-01-31 16:26:17,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 121 remaining) [2024-01-31 16:26:17,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 121 remaining) [2024-01-31 16:26:17,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 121 remaining) [2024-01-31 16:26:17,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err4ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 121 remaining) [2024-01-31 16:26:17,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err6ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 121 remaining) [2024-01-31 16:26:17,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err7ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 121 remaining) [2024-01-31 16:26:17,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err8ASSERT_VIOLATIONERROR_FUNCTION (37 of 121 remaining) [2024-01-31 16:26:17,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err9ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 121 remaining) [2024-01-31 16:26:17,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err10ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 121 remaining) [2024-01-31 16:26:17,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err11ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 121 remaining) [2024-01-31 16:26:17,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err12ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 121 remaining) [2024-01-31 16:26:17,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err13ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 121 remaining) [2024-01-31 16:26:17,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err14ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 121 remaining) [2024-01-31 16:26:17,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err15ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 121 remaining) [2024-01-31 16:26:17,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err16ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 121 remaining) [2024-01-31 16:26:17,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err17ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 121 remaining) [2024-01-31 16:26:17,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err18ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 121 remaining) [2024-01-31 16:26:17,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err19ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 121 remaining) [2024-01-31 16:26:17,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err20ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 121 remaining) [2024-01-31 16:26:17,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err21ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 121 remaining) [2024-01-31 16:26:17,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err22ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 121 remaining) [2024-01-31 16:26:17,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err23ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 121 remaining) [2024-01-31 16:26:17,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err24ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 121 remaining) [2024-01-31 16:26:17,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err25ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 121 remaining) [2024-01-31 16:26:17,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err26ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 121 remaining) [2024-01-31 16:26:17,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err27ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 121 remaining) [2024-01-31 16:26:17,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err28ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 121 remaining) [2024-01-31 16:26:17,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 121 remaining) [2024-01-31 16:26:17,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 121 remaining) [2024-01-31 16:26:17,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 121 remaining) [2024-01-31 16:26:17,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 121 remaining) [2024-01-31 16:26:17,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 121 remaining) [2024-01-31 16:26:17,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 121 remaining) [2024-01-31 16:26:17,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 121 remaining) [2024-01-31 16:26:17,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 121 remaining) [2024-01-31 16:26:17,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 121 remaining) [2024-01-31 16:26:17,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 121 remaining) [2024-01-31 16:26:17,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 121 remaining) [2024-01-31 16:26:17,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 121 remaining) [2024-01-31 16:26:17,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 121 remaining) [2024-01-31 16:26:17,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 121 remaining) [2024-01-31 16:26:17,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 121 remaining) [2024-01-31 16:26:17,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 121 remaining) [2024-01-31 16:26:17,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 121 remaining) [2024-01-31 16:26:17,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-31 16:26:17,781 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-01-31 16:26:17,786 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-31 16:26:17,787 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-31 16:26:17,813 INFO L503 ceAbstractionStarter]: Automizer considered 71 witness invariants [2024-01-31 16:26:17,813 INFO L504 ceAbstractionStarter]: WitnessConsidered=71 [2024-01-31 16:26:17,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 04:26:17 BasicIcfg [2024-01-31 16:26:17,815 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-31 16:26:17,817 INFO L158 Benchmark]: Toolchain (without parser) took 9087.90ms. Allocated memory was 226.5MB in the beginning and 1.1GB in the end (delta: 834.7MB). Free memory was 162.8MB in the beginning and 925.1MB in the end (delta: -762.4MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. [2024-01-31 16:26:17,817 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 144.7MB. Free memory is still 98.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 16:26:17,817 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 144.7MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 16:26:17,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1576.52ms. Allocated memory is still 226.5MB. Free memory was 162.8MB in the beginning and 139.7MB in the end (delta: 23.0MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2024-01-31 16:26:17,817 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.49ms. Allocated memory is still 226.5MB. Free memory was 139.7MB in the beginning and 128.2MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-01-31 16:26:17,818 INFO L158 Benchmark]: Boogie Preprocessor took 118.30ms. Allocated memory is still 226.5MB. Free memory was 128.2MB in the beginning and 119.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-01-31 16:26:17,818 INFO L158 Benchmark]: RCFGBuilder took 2262.60ms. Allocated memory was 226.5MB in the beginning and 421.5MB in the end (delta: 195.0MB). Free memory was 118.7MB in the beginning and 220.8MB in the end (delta: -102.1MB). Peak memory consumption was 113.6MB. Max. memory is 16.1GB. [2024-01-31 16:26:17,818 INFO L158 Benchmark]: TraceAbstraction took 5023.26ms. Allocated memory was 421.5MB in the beginning and 1.1GB in the end (delta: 639.6MB). Free memory was 219.8MB in the beginning and 925.1MB in the end (delta: -705.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 16:26:17,819 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 144.7MB. Free memory is still 98.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 144.7MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1576.52ms. Allocated memory is still 226.5MB. Free memory was 162.8MB in the beginning and 139.7MB in the end (delta: 23.0MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.49ms. Allocated memory is still 226.5MB. Free memory was 139.7MB in the beginning and 128.2MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 118.30ms. Allocated memory is still 226.5MB. Free memory was 128.2MB in the beginning and 119.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2262.60ms. Allocated memory was 226.5MB in the beginning and 421.5MB in the end (delta: 195.0MB). Free memory was 118.7MB in the beginning and 220.8MB in the end (delta: -102.1MB). Peak memory consumption was 113.6MB. Max. memory is 16.1GB. * TraceAbstraction took 5023.26ms. Allocated memory was 421.5MB in the beginning and 1.1GB in the end (delta: 639.6MB). Free memory was 219.8MB in the beginning and 925.1MB in the end (delta: -705.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 738]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; [L709] 0 _Bool main$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$w_buff1],IntegerLiteral[2]],IntegerLiteral[0]]],BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned 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[L736] 1 y$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 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[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 invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: 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: 18]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds 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 invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 18]: 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 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: 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. - 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. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 182 locations, 121 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: 4.8s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 159 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 129 mSDsluCounter, 25 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 286 IncrementalHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 11 mSDtfsCounter, 286 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, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=226occurred 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, 0.1s SatisfiabilityAnalysisTime, 1.4s 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! [2024-01-31 16:26:17,859 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE