./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.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/read_write_lock-1-pthread.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8857f20b 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-atomic/read_write_lock-1-pthread.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/read_write_lock-1-pthread.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-8857f20-m [2024-01-29 22:50:01,819 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 22:50:01,880 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 22:50:01,885 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 22:50:01,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 22:50:01,908 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 22:50:01,909 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 22:50:01,909 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 22:50:01,910 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 22:50:01,913 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 22:50:01,913 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 22:50:01,913 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 22:50:01,914 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 22:50:01,915 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 22:50:01,915 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 22:50:01,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 22:50:01,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 22:50:01,916 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 22:50:01,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 22:50:01,917 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 22:50:01,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 22:50:01,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 22:50:01,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 22:50:01,917 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 22:50:01,918 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 22:50:01,918 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 22:50:01,918 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 22:50:01,918 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 22:50:01,919 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 22:50:01,919 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 22:50:01,920 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 22:50:01,920 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 22:50:01,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 22:50:01,920 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 22:50:01,920 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 22:50:01,921 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 22:50:01,921 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 22:50:01,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 22:50:01,921 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 22:50:01,921 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 22:50:01,921 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 22:50:01,922 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 22:50:01,922 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 22:50:01,922 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 22:50:02,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 22:50:02,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 22:50:02,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 22:50:02,136 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 22:50:02,136 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 22:50:02,137 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i [2024-01-29 22:50:03,225 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 22:50:03,447 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 22:50:03,447 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i [2024-01-29 22:50:03,457 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15501e97a/c7a3a928e5884607b8458709394e285c/FLAGbb87689f2 [2024-01-29 22:50:03,468 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15501e97a/c7a3a928e5884607b8458709394e285c [2024-01-29 22:50:03,470 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 22:50:03,474 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 22:50:03,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/read_write_lock-1-pthread.yml/witness.yml [2024-01-29 22:50:03,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 22:50:03,635 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 22:50:03,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 22:50:03,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 22:50:03,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 22:50:03,641 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:50:03" (1/2) ... [2024-01-29 22:50:03,643 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fdc8356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:50:03, skipping insertion in model container [2024-01-29 22:50:03,643 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:50:03" (1/2) ... [2024-01-29 22:50:03,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78d61ab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:50:03, skipping insertion in model container [2024-01-29 22:50:03,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:50:03" (2/2) ... [2024-01-29 22:50:03,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fdc8356 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:03, skipping insertion in model container [2024-01-29 22:50:03,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:50:03" (2/2) ... [2024-01-29 22:50:03,646 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 22:50:03,794 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 22:50:03,796 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] (((0 <= l) && (l <= 3)) && (ly <= 127)) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,796 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] (((0 <= l) && (l <= 3)) && (ly <= 127)) && (lx <= 127) [2024-01-29 22:50:03,797 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] (0 <= l) && (l <= 3) [2024-01-29 22:50:03,797 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] ((((0 <= l) && (l <= 3)) && (ly <= 127)) && ((unsigned long )arg == 0UL)) && (lx == 0 || lx == 3) [2024-01-29 22:50:03,797 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] ((((0 <= l) && (l <= 3)) && (ly <= 127)) && ((unsigned long )arg == 0UL)) && (l == 0 || l == 3) [2024-01-29 22:50:03,797 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] 0 <= l [2024-01-29 22:50:03,798 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] (((0 <= l) && (l <= 3)) && (ly <= 127)) && (lx <= 3) [2024-01-29 22:50:03,798 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] ((0 <= l) && (l <= 3)) && (l <= 127) [2024-01-29 22:50:03,798 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] ((((0 <= l) && (l <= 3)) && (ly <= 127)) && ((unsigned long )arg == 0UL)) && (ly == 0 || ly == 3) [2024-01-29 22:50:03,798 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] (0 <= l) && (0 <= lx) [2024-01-29 22:50:03,798 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] ((0 <= l) && (l <= 3)) && (ly <= 127) [2024-01-29 22:50:03,798 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] (((0 <= l) && (l <= 3)) && (ly <= 127)) && (lx % 3 == 0) [2024-01-29 22:50:03,798 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] ((0 <= l) && (l <= 3)) && (ly <= 3) [2024-01-29 22:50:03,799 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] (((0 <= l) && (l <= 3)) && (ly <= 127)) && (ly % 3 == 0) [2024-01-29 22:50:03,799 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] (((0 <= l) && (l <= 3)) && (ly <= 127)) && (l % 3 == 0) [2024-01-29 22:50:03,799 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] (0 <= l) && (0 <= ly) [2024-01-29 22:50:03,799 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] (0 <= y) && (ly == 0 || ly == 3) [2024-01-29 22:50:03,799 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] 0 <= y [2024-01-29 22:50:03,799 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] (0 <= y) && (y == 0 || y == 3) [2024-01-29 22:50:03,799 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ((0 <= y) && (0 <= l)) && (l <= 127) [2024-01-29 22:50:03,800 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ((0 <= y) && (0 <= l)) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,800 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ((0 <= y) && (0 <= l)) && (y % 3 == 0) [2024-01-29 22:50:03,800 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ((0 <= y) && (0 <= l)) && (ly % 3 == 0) [2024-01-29 22:50:03,800 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ((0 <= y) && (0 <= l)) && (y <= 127) [2024-01-29 22:50:03,800 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ((0 <= y) && (0 <= l)) && (y <= 3) [2024-01-29 22:50:03,800 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] (0 <= y) && (0 <= l) [2024-01-29 22:50:03,801 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ((0 <= y) && (0 <= l)) && (0 <= ly) [2024-01-29 22:50:03,801 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ((0 <= y) && (0 <= l)) && (ly <= 127) [2024-01-29 22:50:03,801 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] (0 <= y) && (l == 0 || l == 3) [2024-01-29 22:50:03,801 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ((0 <= y) && (0 <= l)) && (l <= 3) [2024-01-29 22:50:03,801 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ((0 <= y) && (0 <= l)) && (l % 3 == 0) [2024-01-29 22:50:03,801 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ((0 <= y) && (0 <= l)) && (ly <= 3) [2024-01-29 22:50:03,801 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] (0 <= y) && (y <= 3) [2024-01-29 22:50:03,802 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] 0 <= y [2024-01-29 22:50:03,802 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] ((0 <= y) && (y <= 3)) && (l == 0 || l == 3) [2024-01-29 22:50:03,802 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] ((0 <= y) && (y <= 3)) && (l <= 127) [2024-01-29 22:50:03,802 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] (0 <= y) && (0 <= l) [2024-01-29 22:50:03,802 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] ((0 <= y) && (y <= 3)) && (l <= 3) [2024-01-29 22:50:03,803 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] ((0 <= y) && (y <= 3)) && (y % 3 == 0) [2024-01-29 22:50:03,803 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] ((0 <= y) && (y <= 3)) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,803 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] ((0 <= y) && (y <= 3)) && (y <= 127) [2024-01-29 22:50:03,803 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] ((0 <= y) && (y <= 3)) && (l % 3 == 0) [2024-01-29 22:50:03,804 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] ((0 <= y) && (y <= 3)) && (y == 0 || y == 3) [2024-01-29 22:50:03,804 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] ((0 <= y) && (0 <= ly)) && (l <= 3) [2024-01-29 22:50:03,804 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (y == 0 || y == 3) [2024-01-29 22:50:03,804 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (lx <= 127) [2024-01-29 22:50:03,804 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (0 <= y) && (0 <= ly) [2024-01-29 22:50:03,805 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] 0 <= y [2024-01-29 22:50:03,805 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] ((0 <= y) && (0 <= ly)) && (y <= 3) [2024-01-29 22:50:03,805 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (lx % 3 == 0) [2024-01-29 22:50:03,805 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (y % 3 == 0) [2024-01-29 22:50:03,805 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,805 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (lx == 0 || lx == 3) [2024-01-29 22:50:03,806 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] ((0 <= y) && (0 <= ly)) && (0 <= lx) [2024-01-29 22:50:03,806 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (ly <= 127) [2024-01-29 22:50:03,806 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] ((0 <= y) && (0 <= ly)) && (y <= 127) [2024-01-29 22:50:03,807 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (ly % 3 == 0) [2024-01-29 22:50:03,807 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (lx <= 3) [2024-01-29 22:50:03,807 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (l == 0 || l == 3) [2024-01-29 22:50:03,807 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (ly == 0 || ly == 3) [2024-01-29 22:50:03,807 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (l <= 127) [2024-01-29 22:50:03,808 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (l % 3 == 0) [2024-01-29 22:50:03,808 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (0 <= y) && (0 <= l) [2024-01-29 22:50:03,808 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (((0 <= y) && (0 <= ly)) && (l <= 3)) && (ly <= 3) [2024-01-29 22:50:03,808 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] x == 3 [2024-01-29 22:50:03,808 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] (x == 3) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,808 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L693] (unsigned long )arg == 0UL [2024-01-29 22:50:03,808 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] (unsigned long )arg == 0UL [2024-01-29 22:50:03,808 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] (0 <= y) && (y <= 3) [2024-01-29 22:50:03,809 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] ((0 <= y) && (y <= 3)) && (y <= 127) [2024-01-29 22:50:03,809 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] ((0 <= y) && (y <= 3)) && (y % 3 == 0) [2024-01-29 22:50:03,809 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] ((0 <= y) && (y <= 3)) && (y == 0 || y == 3) [2024-01-29 22:50:03,809 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] 0 <= y [2024-01-29 22:50:03,809 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] ((0 <= y) && (y <= 3)) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,809 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] 0 <= y [2024-01-29 22:50:03,809 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] (0 <= y) && (y <= 127) [2024-01-29 22:50:03,809 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] (0 <= y) && (l <= 3) [2024-01-29 22:50:03,810 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] (0 <= y) && (y % 3 == 0) [2024-01-29 22:50:03,810 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] (0 <= y) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,810 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] (0 <= y) && (l % 3 == 0) [2024-01-29 22:50:03,810 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] (0 <= y) && (l == 0 || l == 3) [2024-01-29 22:50:03,810 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] (0 <= y) && (y <= 3) [2024-01-29 22:50:03,810 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] (0 <= y) && (l <= 127) [2024-01-29 22:50:03,810 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] (0 <= y) && (y == 0 || y == 3) [2024-01-29 22:50:03,810 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] (0 <= y) && (0 <= l) [2024-01-29 22:50:03,811 INFO L98 nessWitnessExtractor]: Location invariant before [L698-L698] (unsigned long )arg == 0UL [2024-01-29 22:50:03,811 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] (x == 0) && (rwlock.__data.__pad3 == 0U) [2024-01-29 22:50:03,811 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] (x == 0) && (rwlock.__data.__wrphase_futex == 0U) [2024-01-29 22:50:03,811 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] (x == 0) && (rwlock.__data.__pad4 == 0U) [2024-01-29 22:50:03,811 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] (x == 0) && (y == 0) [2024-01-29 22:50:03,811 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] (x == 0) && (rwlock.__data.__pad2 == (unsigned char)0) [2024-01-29 22:50:03,811 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] x == 0 [2024-01-29 22:50:03,811 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] (x == 0) && (rwlock.__data.__cur_writer == 0) [2024-01-29 22:50:03,812 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] (x == 0) && (rwlock.__data.__writers == 0U) [2024-01-29 22:50:03,812 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] (x == 0) && (rwlock.__data.__writers_futex == 0U) [2024-01-29 22:50:03,812 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] (x == 0) && (rwlock.__data.__readers == 0U) [2024-01-29 22:50:03,812 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] (x == 0) && (rwlock.__data.__rwelision == (signed char)0) [2024-01-29 22:50:03,812 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] (x == 0) && (rwlock.__data.__shared == (unsigned char)0) [2024-01-29 22:50:03,813 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] (x == 0) && (rwlock.__data.__flags == (unsigned char)0) [2024-01-29 22:50:03,813 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] ((0 <= x) && (x <= 127)) && (x % 3 == 0) [2024-01-29 22:50:03,813 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] (0 <= x) && (x <= 127) [2024-01-29 22:50:03,813 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] 0 <= x [2024-01-29 22:50:03,813 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] (0 <= x) && (x <= 3) [2024-01-29 22:50:03,813 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] (((0 <= x) && (x <= 127)) && (x % 3 == 0)) && (x == 0 || x == 3) [2024-01-29 22:50:03,814 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] (((0 <= x) && (x <= 127)) && (x % 3 == 0)) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,814 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] ((0 <= l) && (l <= 3)) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,814 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] (0 <= l) && (l <= 3) [2024-01-29 22:50:03,814 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] (((0 <= l) && (l <= 3)) && ((unsigned long )arg == 0UL)) && (l == 0 || l == 3) [2024-01-29 22:50:03,815 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] ((0 <= l) && (l <= 3)) && (l <= 127) [2024-01-29 22:50:03,815 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] 0 <= l [2024-01-29 22:50:03,816 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] ((0 <= l) && (l <= 3)) && (l % 3 == 0) [2024-01-29 22:50:03,816 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] (0 <= l) && (ly == 0 || ly == 3) [2024-01-29 22:50:03,816 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] 0 <= l [2024-01-29 22:50:03,816 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] (0 <= l) && (0 <= ly) [2024-01-29 22:50:03,816 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] (0 <= l) && (ly <= 3) [2024-01-29 22:50:03,817 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] (0 <= l) && (l <= 3) [2024-01-29 22:50:03,817 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] (0 <= l) && (l <= 127) [2024-01-29 22:50:03,817 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] (0 <= l) && (ly <= 127) [2024-01-29 22:50:03,817 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] (0 <= l) && (l == 0 || l == 3) [2024-01-29 22:50:03,817 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] (0 <= l) && (l % 3 == 0) [2024-01-29 22:50:03,817 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] (0 <= l) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,818 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] (0 <= l) && (ly % 3 == 0) [2024-01-29 22:50:03,818 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (0 <= y) && (y <= 3) [2024-01-29 22:50:03,818 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (0 <= y) && (y <= 127) [2024-01-29 22:50:03,818 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (0 <= y) && (ly <= 3) [2024-01-29 22:50:03,818 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (0 <= y) && (l <= 127) [2024-01-29 22:50:03,818 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (0 <= y) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,818 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] ((0 <= y) && (y <= 3)) && (l == 0 || l == 3) [2024-01-29 22:50:03,818 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (0 <= y) && (l % 3 == 0) [2024-01-29 22:50:03,819 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] ((0 <= y) && (y <= 3)) && (ly == 0 || ly == 3) [2024-01-29 22:50:03,819 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (0 <= y) && (0 <= l) [2024-01-29 22:50:03,819 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (0 <= y) && (0 <= ly) [2024-01-29 22:50:03,819 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] 0 <= y [2024-01-29 22:50:03,819 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (0 <= y) && (ly % 3 == 0) [2024-01-29 22:50:03,819 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] ((0 <= y) && (y <= 3)) && (y == 0 || y == 3) [2024-01-29 22:50:03,819 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (0 <= y) && (ly <= 127) [2024-01-29 22:50:03,819 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (0 <= y) && (y % 3 == 0) [2024-01-29 22:50:03,819 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (0 <= y) && (l <= 3) [2024-01-29 22:50:03,820 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (l <= 3) [2024-01-29 22:50:03,820 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (ly <= 127) [2024-01-29 22:50:03,820 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ((((0 <= l) && (0 <= lx)) && (l <= 3)) && (l <= 3)) && (l % 3 == 0) [2024-01-29 22:50:03,820 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (ly == 0 || ly == 3) [2024-01-29 22:50:03,820 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (l <= 127) [2024-01-29 22:50:03,820 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (0 <= lx) [2024-01-29 22:50:03,820 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (ly <= 3) [2024-01-29 22:50:03,821 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ((((0 <= l) && (0 <= lx)) && (l <= 3)) && (lx % 3 == 0)) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,821 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (ly <= 127) [2024-01-29 22:50:03,821 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] 0 <= l [2024-01-29 22:50:03,821 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (ly % 3 == 0) [2024-01-29 22:50:03,821 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (lx == 0 || lx == 3) [2024-01-29 22:50:03,821 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ((((0 <= l) && (0 <= lx)) && (l <= 3)) && (l <= 3)) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,821 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ((0 <= l) && (0 <= lx)) && (l <= 3) [2024-01-29 22:50:03,822 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (lx <= 127) [2024-01-29 22:50:03,822 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (l % 3 == 0) [2024-01-29 22:50:03,822 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ((((0 <= l) && (0 <= lx)) && (l <= 3)) && (l <= 3)) && (lx % 3 == 0) [2024-01-29 22:50:03,822 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (0 <= l) && (0 <= lx) [2024-01-29 22:50:03,822 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ((((0 <= l) && (0 <= lx)) && (l <= 3)) && (l <= 3)) && (l == 0 || l == 3) [2024-01-29 22:50:03,822 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (l <= 127) [2024-01-29 22:50:03,822 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (0 <= ly) [2024-01-29 22:50:03,822 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (lx <= 3) [2024-01-29 22:50:03,822 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (lx % 3 == 0) [2024-01-29 22:50:03,823 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ((((0 <= l) && (0 <= lx)) && (l <= 3)) && (l <= 3)) && (ly == 0 || ly == 3) [2024-01-29 22:50:03,823 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (ly <= 3) [2024-01-29 22:50:03,823 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (lx <= 127) [2024-01-29 22:50:03,823 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (0 <= l) [2024-01-29 22:50:03,823 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (l == 0 || l == 3) [2024-01-29 22:50:03,824 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ((((0 <= l) && (0 <= lx)) && (l <= 3)) && (l <= 3)) && (lx == 0 || lx == 3) [2024-01-29 22:50:03,824 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (((0 <= l) && (0 <= lx)) && (l <= 3)) && (lx <= 3) [2024-01-29 22:50:03,824 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ((((0 <= l) && (0 <= lx)) && (l <= 3)) && (l <= 3)) && (ly % 3 == 0) [2024-01-29 22:50:03,824 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (0 <= l) && (0 <= ly) [2024-01-29 22:50:03,824 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] 0 <= y [2024-01-29 22:50:03,824 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (0 <= y) && (y % 3 == 0) [2024-01-29 22:50:03,825 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (0 <= y) && (l <= 127) [2024-01-29 22:50:03,825 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (0 <= y) && (y <= 127) [2024-01-29 22:50:03,825 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (0 <= y) && (y == 0 || y == 3) [2024-01-29 22:50:03,825 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (0 <= y) && (l % 3 == 0) [2024-01-29 22:50:03,825 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (0 <= y) && (y <= 3) [2024-01-29 22:50:03,826 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (0 <= y) && (l <= 3) [2024-01-29 22:50:03,826 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (0 <= y) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,826 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (0 <= y) && (0 <= l) [2024-01-29 22:50:03,827 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (0 <= y) && (l == 0 || l == 3) [2024-01-29 22:50:03,829 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] (((0 <= l) && (l <= 3)) && (l <= 127)) && (l % 3 == 0) [2024-01-29 22:50:03,829 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] ((((0 <= l) && (l <= 3)) && (l <= 127)) && (l % 3 == 0)) && (lx % 3 == 0) [2024-01-29 22:50:03,829 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] ((0 <= l) && (l <= 3)) && (l <= 127) [2024-01-29 22:50:03,830 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] ((((0 <= l) && (l <= 3)) && (l <= 127)) && (l % 3 == 0)) && (lx == 0 || lx == 3) [2024-01-29 22:50:03,834 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] ((((0 <= l) && (l <= 3)) && (l <= 127)) && (l % 3 == 0)) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,835 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] (0 <= l) && (0 <= lx) [2024-01-29 22:50:03,835 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] (0 <= l) && (0 <= ly) [2024-01-29 22:50:03,835 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] (((0 <= l) && (l <= 3)) && (l <= 127)) && (lx <= 3) [2024-01-29 22:50:03,835 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] (((0 <= l) && (l <= 3)) && (l <= 127)) && (lx <= 127) [2024-01-29 22:50:03,835 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] ((((0 <= l) && (l <= 3)) && (l <= 127)) && (l % 3 == 0)) && (ly == 0 || ly == 3) [2024-01-29 22:50:03,835 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] (((0 <= l) && (l <= 3)) && (l <= 127)) && (ly <= 3) [2024-01-29 22:50:03,835 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] (0 <= l) && (l <= 3) [2024-01-29 22:50:03,835 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] 0 <= l [2024-01-29 22:50:03,835 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] (((0 <= l) && (l <= 3)) && (l <= 127)) && (ly <= 127) [2024-01-29 22:50:03,836 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] ((((0 <= l) && (l <= 3)) && (l <= 127)) && (l % 3 == 0)) && (ly % 3 == 0) [2024-01-29 22:50:03,836 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] ((((0 <= l) && (l <= 3)) && (l <= 127)) && (l % 3 == 0)) && (l == 0 || l == 3) [2024-01-29 22:50:03,836 INFO L98 nessWitnessExtractor]: Location invariant before [L697-L697] (unsigned long )arg == 0UL [2024-01-29 22:50:03,836 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] (0 <= l) && (l == 0 || l == 3) [2024-01-29 22:50:03,836 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] 0 <= l [2024-01-29 22:50:03,836 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] (0 <= l) && (l <= 3) [2024-01-29 22:50:03,847 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] (0 <= l) && (l <= 127) [2024-01-29 22:50:03,847 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] (0 <= l) && (l % 3 == 0) [2024-01-29 22:50:03,848 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] (0 <= l) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,848 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] (0 <= y) && (y <= 3) [2024-01-29 22:50:03,848 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] ((0 <= y) && (y <= 3)) && (l % 3 == 0) [2024-01-29 22:50:03,848 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] ((0 <= y) && (y <= 3)) && (y % 3 == 0) [2024-01-29 22:50:03,848 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] ((0 <= y) && (y <= 3)) && (y <= 127) [2024-01-29 22:50:03,848 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] ((0 <= y) && (y <= 3)) && ((unsigned long )arg == 0UL) [2024-01-29 22:50:03,848 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] ((0 <= y) && (y <= 3)) && (l <= 3) [2024-01-29 22:50:03,848 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] 0 <= y [2024-01-29 22:50:03,849 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] (0 <= y) && (0 <= l) [2024-01-29 22:50:03,849 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] ((0 <= y) && (y <= 3)) && (l == 0 || l == 3) [2024-01-29 22:50:03,849 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] ((0 <= y) && (y <= 3)) && (l <= 127) [2024-01-29 22:50:03,849 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] ((0 <= y) && (y <= 3)) && (y == 0 || y == 3) [2024-01-29 22:50:03,887 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 22:50:04,176 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-atomic/read_write_lock-1-pthread.i[30919,30932] [2024-01-29 22:50:04,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 22:50:04,197 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local 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 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 [2024-01-29 22:50:04,320 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-atomic/read_write_lock-1-pthread.i[30919,30932] 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 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 [2024-01-29 22:50:04,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 22:50:04,413 INFO L206 MainTranslator]: Completed translation [2024-01-29 22:50:04,414 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04 WrapperNode [2024-01-29 22:50:04,414 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 22:50:04,415 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 22:50:04,415 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 22:50:04,415 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 22:50:04,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (1/1) ... [2024-01-29 22:50:04,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (1/1) ... [2024-01-29 22:50:04,502 INFO L138 Inliner]: procedures = 166, calls = 538, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1920 [2024-01-29 22:50:04,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 22:50:04,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 22:50:04,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 22:50:04,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 22:50:04,515 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (1/1) ... [2024-01-29 22:50:04,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (1/1) ... [2024-01-29 22:50:04,524 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (1/1) ... [2024-01-29 22:50:04,553 INFO L175 MemorySlicer]: Split 505 memory accesses to 6 slices as follows [2, 2, 495, 2, 2, 2]. 98 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 11, 0, 0, 0]. The 4 writes are split as follows [0, 1, 0, 1, 1, 1]. [2024-01-29 22:50:04,564 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (1/1) ... [2024-01-29 22:50:04,564 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (1/1) ... [2024-01-29 22:50:04,610 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (1/1) ... [2024-01-29 22:50:04,615 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (1/1) ... [2024-01-29 22:50:04,620 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (1/1) ... [2024-01-29 22:50:04,625 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (1/1) ... [2024-01-29 22:50:04,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 22:50:04,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 22:50:04,635 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 22:50:04,635 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 22:50:04,635 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (1/1) ... [2024-01-29 22:50:04,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 22:50:04,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 22:50:04,666 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) [2024-01-29 22:50:04,701 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 [2024-01-29 22:50:04,713 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2024-01-29 22:50:04,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-29 22:50:04,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-29 22:50:04,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-29 22:50:04,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-29 22:50:04,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-29 22:50:04,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-01-29 22:50:04,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 22:50:04,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 22:50:04,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 22:50:04,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 22:50:04,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-29 22:50:04,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-01-29 22:50:04,714 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2024-01-29 22:50:04,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-29 22:50:04,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 22:50:04,715 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2024-01-29 22:50:04,715 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2024-01-29 22:50:04,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 22:50:04,715 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2024-01-29 22:50:04,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 22:50:04,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 22:50:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 22:50:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 22:50:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 22:50:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-29 22:50:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-01-29 22:50:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-29 22:50:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 22:50:04,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 22:50:04,716 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-01-29 22:50:04,717 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-01-29 22:50:04,718 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-29 22:50:04,921 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 22:50:04,922 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 22:50:06,358 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 22:50:06,359 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 22:50:11,065 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 22:50:11,066 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-29 22:50:11,067 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:50:11 BoogieIcfgContainer [2024-01-29 22:50:11,067 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 22:50:11,069 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 22:50:11,069 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 22:50:11,072 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 22:50:11,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 10:50:03" (1/4) ... [2024-01-29 22:50:11,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3d5ca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 10:50:11, skipping insertion in model container [2024-01-29 22:50:11,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:50:03" (2/4) ... [2024-01-29 22:50:11,073 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3d5ca5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 10:50:11, skipping insertion in model container [2024-01-29 22:50:11,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:50:04" (3/4) ... [2024-01-29 22:50:11,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3d5ca5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 10:50:11, skipping insertion in model container [2024-01-29 22:50:11,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:50:11" (4/4) ... [2024-01-29 22:50:11,075 INFO L112 eAbstractionObserver]: Analyzing ICFG read_write_lock-1-pthread.i [2024-01-29 22:50:11,089 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 22:50:11,090 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 216 error locations. [2024-01-29 22:50:11,090 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 22:50:11,282 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-01-29 22:50:11,320 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 696 places, 685 transitions, 1398 flow [2024-01-29 22:50:11,496 INFO L124 PetriNetUnfolderBase]: 2/681 cut-off events. [2024-01-29 22:50:11,497 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-01-29 22:50:11,516 INFO L83 FinitePrefix]: Finished finitePrefix Result has 698 conditions, 681 events. 2/681 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 2950 event pairs, 0 based on Foata normal form. 0/260 useless extension candidates. Maximal degree in co-relation 651. Up to 2 conditions per place. [2024-01-29 22:50:11,516 INFO L82 GeneralOperation]: Start removeDead. Operand has 696 places, 685 transitions, 1398 flow [2024-01-29 22:50:11,544 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 690 places, 679 transitions, 1379 flow [2024-01-29 22:50:11,551 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 22:50:11,555 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;@143b24f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 22:50:11,556 INFO L358 AbstractCegarLoop]: Starting to check reachability of 626 error locations. [2024-01-29 22:50:11,560 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 22:50:11,560 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 22:50:11,560 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 22:50:11,560 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:50:11,561 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 22:50:11,561 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [readerErr0ASSERT_VIOLATIONWITNESS_INVARIANT, readerErr1ASSERT_VIOLATIONWITNESS_INVARIANT, readerErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 623 more)] === [2024-01-29 22:50:11,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:50:11,565 INFO L85 PathProgramCache]: Analyzing trace with hash 196326, now seen corresponding path program 1 times [2024-01-29 22:50:11,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:50:11,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909131656] [2024-01-29 22:50:11,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:50:11,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:50:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:50:11,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 22:50:11,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:50:11,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909131656] [2024-01-29 22:50:11,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909131656] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:50:11,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:50:11,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 22:50:11,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774273081] [2024-01-29 22:50:11,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:50:11,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 22:50:11,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:50:12,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 22:50:12,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 22:50:12,099 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 407 out of 685 [2024-01-29 22:50:12,103 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 690 places, 679 transitions, 1379 flow. Second operand has 3 states, 3 states have (on average 407.6666666666667) internal successors, (1223), 3 states have internal predecessors, (1223), 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) [2024-01-29 22:50:12,103 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:50:12,103 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 407 of 685 [2024-01-29 22:50:12,104 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand