./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 a340643f 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-a340643-m [2024-01-27 14:46:25,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 14:46:25,992 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-27 14:46:26,000 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 14:46:26,000 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 14:46:26,033 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 14:46:26,036 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 14:46:26,036 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 14:46:26,037 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 14:46:26,041 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 14:46:26,041 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 14:46:26,041 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 14:46:26,042 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 14:46:26,044 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 14:46:26,044 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 14:46:26,044 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 14:46:26,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 14:46:26,045 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 14:46:26,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-27 14:46:26,045 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 14:46:26,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 14:46:26,046 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 14:46:26,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 14:46:26,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 14:46:26,046 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 14:46:26,047 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 14:46:26,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 14:46:26,047 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 14:46:26,048 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 14:46:26,048 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 14:46:26,049 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 14:46:26,049 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 14:46:26,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 14:46:26,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 14:46:26,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 14:46:26,050 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 14:46:26,050 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-27 14:46:26,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-27 14:46:26,051 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 14:46:26,051 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 14:46:26,051 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 14:46:26,052 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 14:46:26,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 14:46:26,052 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-27 14:46:26,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 14:46:26,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 14:46:26,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 14:46:26,344 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 14:46:26,344 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 14:46:26,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i [2024-01-27 14:46:27,483 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 14:46:27,696 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 14:46:27,697 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i [2024-01-27 14:46:27,708 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d320baf1b/2ace0de35761478aac19f0b9b6007dff/FLAG73c53942d [2024-01-27 14:46:27,721 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d320baf1b/2ace0de35761478aac19f0b9b6007dff [2024-01-27 14:46:27,726 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-27 14:46:27,726 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-27 14:46:27,729 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/read_write_lock-1-pthread.yml/witness.yml [2024-01-27 14:46:27,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 14:46:27,908 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-27 14:46:27,909 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 14:46:27,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 14:46:27,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 14:46:27,914 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:46:27" (1/2) ... [2024-01-27 14:46:27,917 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aff0449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:27, skipping insertion in model container [2024-01-27 14:46:27,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:46:27" (1/2) ... [2024-01-27 14:46:27,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57f49d72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:27, skipping insertion in model container [2024-01-27 14:46:27,919 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:46:27" (2/2) ... [2024-01-27 14:46:27,920 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aff0449 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:27, skipping insertion in model container [2024-01-27 14:46:27,920 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:46:27" (2/2) ... [2024-01-27 14:46:27,920 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-27 14:46:28,088 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-27 14:46:28,089 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] x == 0 || x == 3 [2024-01-27 14:46:28,089 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] x <= 3 [2024-01-27 14:46:28,090 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] x <= 127 [2024-01-27 14:46:28,090 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] x % 3 == 0 [2024-01-27 14:46:28,090 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] 0 <= x [2024-01-27 14:46:28,091 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] (unsigned long )arg == 0UL [2024-01-27 14:46:28,091 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] y <= 127 [2024-01-27 14:46:28,091 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] 0 <= l [2024-01-27 14:46:28,091 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] l <= 3 [2024-01-27 14:46:28,091 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] (unsigned long )arg == 0UL [2024-01-27 14:46:28,092 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] 0 <= y [2024-01-27 14:46:28,092 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] y <= 3 [2024-01-27 14:46:28,092 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] ly <= 3 [2024-01-27 14:46:28,092 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] l == 0 || l == 3 [2024-01-27 14:46:28,092 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] ly % 3 == 0 [2024-01-27 14:46:28,093 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] ly == 0 || ly == 3 [2024-01-27 14:46:28,093 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] 0 <= ly [2024-01-27 14:46:28,093 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] y % 3 == 0 [2024-01-27 14:46:28,093 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] ly <= 127 [2024-01-27 14:46:28,093 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] l <= 127 [2024-01-27 14:46:28,093 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] l % 3 == 0 [2024-01-27 14:46:28,094 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] y == 0 || y == 3 [2024-01-27 14:46:28,094 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] (unsigned long )arg == 0UL [2024-01-27 14:46:28,094 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] y == 0 || y == 3 [2024-01-27 14:46:28,095 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] y <= 3 [2024-01-27 14:46:28,095 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] y <= 127 [2024-01-27 14:46:28,095 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] 0 <= l [2024-01-27 14:46:28,095 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] l <= 127 [2024-01-27 14:46:28,095 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] l <= 3 [2024-01-27 14:46:28,095 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] l % 3 == 0 [2024-01-27 14:46:28,096 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] 0 <= y [2024-01-27 14:46:28,096 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] y % 3 == 0 [2024-01-27 14:46:28,096 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] l == 0 || l == 3 [2024-01-27 14:46:28,096 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] y <= 3 [2024-01-27 14:46:28,096 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] l <= 127 [2024-01-27 14:46:28,096 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] l % 3 == 0 [2024-01-27 14:46:28,097 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] 0 <= y [2024-01-27 14:46:28,097 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] l == 0 || l == 3 [2024-01-27 14:46:28,098 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] 0 <= l [2024-01-27 14:46:28,099 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] y <= 127 [2024-01-27 14:46:28,099 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] y % 3 == 0 [2024-01-27 14:46:28,099 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] (unsigned long )arg == 0UL [2024-01-27 14:46:28,099 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] l <= 3 [2024-01-27 14:46:28,099 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] y == 0 || y == 3 [2024-01-27 14:46:28,099 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] ly <= 127 [2024-01-27 14:46:28,100 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] 0 <= ly [2024-01-27 14:46:28,100 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] ly <= 3 [2024-01-27 14:46:28,100 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] l <= 127 [2024-01-27 14:46:28,100 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] 0 <= l [2024-01-27 14:46:28,101 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] l % 3 == 0 [2024-01-27 14:46:28,101 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] ly % 3 == 0 [2024-01-27 14:46:28,101 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] (unsigned long )arg == 0UL [2024-01-27 14:46:28,102 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] ly == 0 || ly == 3 [2024-01-27 14:46:28,102 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] l <= 3 [2024-01-27 14:46:28,102 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] l == 0 || l == 3 [2024-01-27 14:46:28,103 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L693] (unsigned long )arg == 0UL [2024-01-27 14:46:28,103 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] l % 3 == 0 [2024-01-27 14:46:28,103 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] l <= 127 [2024-01-27 14:46:28,103 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] 0 <= l [2024-01-27 14:46:28,103 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] l <= 3 [2024-01-27 14:46:28,103 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] (unsigned long )arg == 0UL [2024-01-27 14:46:28,104 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] l == 0 || l == 3 [2024-01-27 14:46:28,104 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] (unsigned long )arg == 0UL [2024-01-27 14:46:28,104 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] y % 3 == 0 [2024-01-27 14:46:28,104 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] 0 <= l [2024-01-27 14:46:28,104 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] y <= 127 [2024-01-27 14:46:28,104 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] 0 <= y [2024-01-27 14:46:28,105 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] l <= 127 [2024-01-27 14:46:28,105 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ly <= 3 [2024-01-27 14:46:28,105 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ly <= 127 [2024-01-27 14:46:28,105 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] l % 3 == 0 [2024-01-27 14:46:28,105 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] 0 <= ly [2024-01-27 14:46:28,105 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ly % 3 == 0 [2024-01-27 14:46:28,106 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] (unsigned long )arg == 0UL [2024-01-27 14:46:28,106 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] l <= 3 [2024-01-27 14:46:28,106 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] y == 0 || y == 3 [2024-01-27 14:46:28,106 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] y <= 3 [2024-01-27 14:46:28,106 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] l == 0 || l == 3 [2024-01-27 14:46:28,106 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] ly == 0 || ly == 3 [2024-01-27 14:46:28,106 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] l % 3 == 0 [2024-01-27 14:46:28,107 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] ly % 3 == 0 [2024-01-27 14:46:28,107 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] 0 <= lx [2024-01-27 14:46:28,107 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] ly <= 3 [2024-01-27 14:46:28,107 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] l <= 3 [2024-01-27 14:46:28,107 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] ly == 0 || ly == 3 [2024-01-27 14:46:28,107 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] 0 <= l [2024-01-27 14:46:28,108 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] (unsigned long )arg == 0UL [2024-01-27 14:46:28,108 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] ly <= 127 [2024-01-27 14:46:28,108 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] lx <= 3 [2024-01-27 14:46:28,108 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] l <= 127 [2024-01-27 14:46:28,108 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] lx == 0 || lx == 3 [2024-01-27 14:46:28,108 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] lx % 3 == 0 [2024-01-27 14:46:28,109 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] l == 0 || l == 3 [2024-01-27 14:46:28,109 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] lx <= 127 [2024-01-27 14:46:28,109 INFO L98 nessWitnessExtractor]: Location invariant before [L712-L712] 0 <= ly [2024-01-27 14:46:28,109 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] ly % 3 == 0 [2024-01-27 14:46:28,109 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] l % 3 == 0 [2024-01-27 14:46:28,109 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] (unsigned long )arg == 0UL [2024-01-27 14:46:28,110 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] ly == 0 || ly == 3 [2024-01-27 14:46:28,110 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] lx <= 3 [2024-01-27 14:46:28,110 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] 0 <= l [2024-01-27 14:46:28,111 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] 0 <= lx [2024-01-27 14:46:28,111 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] l <= 3 [2024-01-27 14:46:28,111 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] l <= 127 [2024-01-27 14:46:28,111 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] 0 <= ly [2024-01-27 14:46:28,112 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] lx == 0 || lx == 3 [2024-01-27 14:46:28,113 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] ly <= 3 [2024-01-27 14:46:28,113 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] lx <= 127 [2024-01-27 14:46:28,113 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] lx % 3 == 0 [2024-01-27 14:46:28,116 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] ly <= 127 [2024-01-27 14:46:28,117 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] l == 0 || l == 3 [2024-01-27 14:46:28,117 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] x == 3 [2024-01-27 14:46:28,117 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] (unsigned long )arg == 0UL [2024-01-27 14:46:28,117 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] lx <= 3 [2024-01-27 14:46:28,117 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] l == 0 || l == 3 [2024-01-27 14:46:28,118 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ly == 0 || ly == 3 [2024-01-27 14:46:28,118 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (unsigned long )arg == 0UL [2024-01-27 14:46:28,118 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ly <= 127 [2024-01-27 14:46:28,118 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] lx <= 127 [2024-01-27 14:46:28,118 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] lx <= 3 [2024-01-27 14:46:28,119 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] lx % 3 == 0 [2024-01-27 14:46:28,119 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] 0 <= ly [2024-01-27 14:46:28,119 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ly % 3 == 0 [2024-01-27 14:46:28,119 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ly <= 127 [2024-01-27 14:46:28,120 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] l <= 3 [2024-01-27 14:46:28,120 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] 0 <= l [2024-01-27 14:46:28,120 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] (unsigned long )arg == 0UL [2024-01-27 14:46:28,120 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] l <= 3 [2024-01-27 14:46:28,120 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] l % 3 == 0 [2024-01-27 14:46:28,120 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] l % 3 == 0 [2024-01-27 14:46:28,121 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ly <= 3 [2024-01-27 14:46:28,121 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ly == 0 || ly == 3 [2024-01-27 14:46:28,121 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ly <= 3 [2024-01-27 14:46:28,121 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] lx == 0 || lx == 3 [2024-01-27 14:46:28,121 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] 0 <= lx [2024-01-27 14:46:28,121 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] lx % 3 == 0 [2024-01-27 14:46:28,122 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] 0 <= l [2024-01-27 14:46:28,122 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] l <= 127 [2024-01-27 14:46:28,122 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] l == 0 || l == 3 [2024-01-27 14:46:28,122 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] lx == 0 || lx == 3 [2024-01-27 14:46:28,122 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] lx <= 127 [2024-01-27 14:46:28,122 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] l <= 127 [2024-01-27 14:46:28,122 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] 0 <= lx [2024-01-27 14:46:28,123 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] ly % 3 == 0 [2024-01-27 14:46:28,123 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] 0 <= ly [2024-01-27 14:46:28,123 INFO L98 nessWitnessExtractor]: Location invariant before [L698-L698] (unsigned long )arg == 0UL [2024-01-27 14:46:28,123 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] rwlock.__data.__pad4 == 0U [2024-01-27 14:46:28,123 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] rwlock.__data.__wrphase_futex == 0U [2024-01-27 14:46:28,124 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] rwlock.__data.__pad3 == 0U [2024-01-27 14:46:28,124 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] rwlock.__data.__pad2 == (unsigned char)0 [2024-01-27 14:46:28,124 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] rwlock.__data.__cur_writer == 0 [2024-01-27 14:46:28,124 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] rwlock.__data.__readers == 0U [2024-01-27 14:46:28,124 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] y == 0 [2024-01-27 14:46:28,124 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] rwlock.__data.__shared == (unsigned char)0 [2024-01-27 14:46:28,124 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] rwlock.__data.__writers_futex == 0U [2024-01-27 14:46:28,125 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] rwlock.__data.__flags == (unsigned char)0 [2024-01-27 14:46:28,125 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] rwlock.__data.__rwelision == (signed char)0 [2024-01-27 14:46:28,125 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] rwlock.__data.__writers == 0U [2024-01-27 14:46:28,125 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] x == 0 [2024-01-27 14:46:28,125 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] 0 <= lx [2024-01-27 14:46:28,125 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] (unsigned long )arg == 0UL [2024-01-27 14:46:28,125 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] 0 <= y [2024-01-27 14:46:28,126 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] y % 3 == 0 [2024-01-27 14:46:28,126 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] ly % 3 == 0 [2024-01-27 14:46:28,126 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] y <= 127 [2024-01-27 14:46:28,126 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] ly == 0 || ly == 3 [2024-01-27 14:46:28,127 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] 0 <= l [2024-01-27 14:46:28,127 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] l <= 127 [2024-01-27 14:46:28,127 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] ly <= 127 [2024-01-27 14:46:28,127 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] 0 <= ly [2024-01-27 14:46:28,127 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] y == 0 || y == 3 [2024-01-27 14:46:28,128 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] ly <= 3 [2024-01-27 14:46:28,128 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] lx <= 127 [2024-01-27 14:46:28,128 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] l <= 3 [2024-01-27 14:46:28,128 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] lx % 3 == 0 [2024-01-27 14:46:28,128 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] lx <= 3 [2024-01-27 14:46:28,129 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] lx == 0 || lx == 3 [2024-01-27 14:46:28,129 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] y <= 3 [2024-01-27 14:46:28,129 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] l == 0 || l == 3 [2024-01-27 14:46:28,130 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] l % 3 == 0 [2024-01-27 14:46:28,131 INFO L98 nessWitnessExtractor]: Location invariant before [L697-L697] (unsigned long )arg == 0UL [2024-01-27 14:46:28,133 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] (unsigned long )arg == 0UL [2024-01-27 14:46:28,133 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] 0 <= y [2024-01-27 14:46:28,134 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] y == 0 || y == 3 [2024-01-27 14:46:28,134 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] y % 3 == 0 [2024-01-27 14:46:28,138 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] y <= 127 [2024-01-27 14:46:28,138 INFO L98 nessWitnessExtractor]: Location invariant before [L699-L699] y <= 3 [2024-01-27 14:46:28,139 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] l <= 127 [2024-01-27 14:46:28,139 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] (unsigned long )arg == 0UL [2024-01-27 14:46:28,139 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] l == 0 || l == 3 [2024-01-27 14:46:28,139 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] 0 <= l [2024-01-27 14:46:28,139 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] l % 3 == 0 [2024-01-27 14:46:28,139 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] l <= 3 [2024-01-27 14:46:28,139 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] l == 0 || l == 3 [2024-01-27 14:46:28,140 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] 0 <= y [2024-01-27 14:46:28,140 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] l <= 127 [2024-01-27 14:46:28,140 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] (unsigned long )arg == 0UL [2024-01-27 14:46:28,140 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] y == 0 || y == 3 [2024-01-27 14:46:28,140 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] y <= 127 [2024-01-27 14:46:28,140 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] l <= 3 [2024-01-27 14:46:28,140 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] 0 <= l [2024-01-27 14:46:28,140 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] y % 3 == 0 [2024-01-27 14:46:28,141 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] l % 3 == 0 [2024-01-27 14:46:28,141 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] y <= 3 [2024-01-27 14:46:28,141 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] y <= 127 [2024-01-27 14:46:28,141 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] l <= 3 [2024-01-27 14:46:28,141 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] 0 <= l [2024-01-27 14:46:28,141 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] y <= 3 [2024-01-27 14:46:28,141 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] y % 3 == 0 [2024-01-27 14:46:28,142 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] y == 0 || y == 3 [2024-01-27 14:46:28,142 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] l <= 127 [2024-01-27 14:46:28,143 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] l % 3 == 0 [2024-01-27 14:46:28,143 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] l == 0 || l == 3 [2024-01-27 14:46:28,144 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] 0 <= y [2024-01-27 14:46:28,144 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] (unsigned long )arg == 0UL [2024-01-27 14:46:28,185 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 14:46:28,494 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] [2024-01-27 14:46:28,505 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 14:46:28,520 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 [2024-01-27 14:46:28,663 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 [2024-01-27 14:46:28,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 14:46:28,823 INFO L206 MainTranslator]: Completed translation [2024-01-27 14:46:28,823 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:28 WrapperNode [2024-01-27 14:46:28,823 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 14:46:28,824 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-27 14:46:28,824 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-27 14:46:28,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-27 14:46:28,832 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 27.01 02:46:28" (1/1) ... [2024-01-27 14:46:28,863 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 27.01 02:46:28" (1/1) ... [2024-01-27 14:46:28,941 INFO L138 Inliner]: procedures = 166, calls = 538, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1920 [2024-01-27 14:46:28,942 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-27 14:46:28,942 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-27 14:46:28,943 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-27 14:46:28,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-27 14:46:28,963 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:28" (1/1) ... [2024-01-27 14:46:28,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:28" (1/1) ... [2024-01-27 14:46:28,977 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:28" (1/1) ... [2024-01-27 14:46:29,039 INFO L175 MemorySlicer]: Split 505 memory accesses to 6 slices as follows [2, 2, 2, 495, 2, 2]. 98 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 0, 11, 0, 0]. The 4 writes are split as follows [0, 1, 1, 0, 1, 1]. [2024-01-27 14:46:29,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:28" (1/1) ... [2024-01-27 14:46:29,040 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:28" (1/1) ... [2024-01-27 14:46:29,086 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:28" (1/1) ... [2024-01-27 14:46:29,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:28" (1/1) ... [2024-01-27 14:46:29,114 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:28" (1/1) ... [2024-01-27 14:46:29,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:28" (1/1) ... [2024-01-27 14:46:29,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-27 14:46:29,147 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-27 14:46:29,148 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-27 14:46:29,148 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-27 14:46:29,149 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:28" (1/1) ... [2024-01-27 14:46:29,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 14:46:29,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-27 14:46:29,181 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) [2024-01-27 14:46:29,201 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 [2024-01-27 14:46:29,216 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2024-01-27 14:46:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-27 14:46:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-27 14:46:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-27 14:46:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-27 14:46:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-27 14:46:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-01-27 14:46:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-27 14:46:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-27 14:46:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-27 14:46:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-27 14:46:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-27 14:46:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-01-27 14:46:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2024-01-27 14:46:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-27 14:46:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-27 14:46:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2024-01-27 14:46:29,219 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2024-01-27 14:46:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-27 14:46:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2024-01-27 14:46:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-27 14:46:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-27 14:46:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-27 14:46:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-27 14:46:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-27 14:46:29,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-27 14:46:29,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-01-27 14:46:29,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-27 14:46:29,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-27 14:46:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-27 14:46:29,220 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-01-27 14:46:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-01-27 14:46:29,222 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-27 14:46:29,454 INFO L244 CfgBuilder]: Building ICFG [2024-01-27 14:46:29,458 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-27 14:46:31,043 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-27 14:46:31,043 INFO L293 CfgBuilder]: Performing block encoding [2024-01-27 14:46:36,670 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-27 14:46:36,670 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-27 14:46:36,672 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:46:36 BoogieIcfgContainer [2024-01-27 14:46:36,672 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-27 14:46:36,675 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-27 14:46:36,675 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-27 14:46:36,678 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-27 14:46:36,679 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 02:46:27" (1/4) ... [2024-01-27 14:46:36,679 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3794839f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:46:36, skipping insertion in model container [2024-01-27 14:46:36,680 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 02:46:27" (2/4) ... [2024-01-27 14:46:36,681 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3794839f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 02:46:36, skipping insertion in model container [2024-01-27 14:46:36,681 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 02:46:28" (3/4) ... [2024-01-27 14:46:36,681 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3794839f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 02:46:36, skipping insertion in model container [2024-01-27 14:46:36,681 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:46:36" (4/4) ... [2024-01-27 14:46:36,683 INFO L112 eAbstractionObserver]: Analyzing ICFG read_write_lock-1-pthread.i [2024-01-27 14:46:36,702 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-27 14:46:36,703 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 216 error locations. [2024-01-27 14:46:36,703 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-27 14:46:36,983 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-01-27 14:46:37,043 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 696 places, 685 transitions, 1398 flow [2024-01-27 14:46:37,400 INFO L124 PetriNetUnfolderBase]: 2/681 cut-off events. [2024-01-27 14:46:37,401 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-01-27 14:46:37,430 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 2949 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. [2024-01-27 14:46:37,431 INFO L82 GeneralOperation]: Start removeDead. Operand has 696 places, 685 transitions, 1398 flow [2024-01-27 14:46:37,474 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 690 places, 679 transitions, 1379 flow [2024-01-27 14:46:37,488 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-27 14:46:37,497 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;@23a25973, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-27 14:46:37,498 INFO L358 AbstractCegarLoop]: Starting to check reachability of 626 error locations. [2024-01-27 14:46:37,500 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-27 14:46:37,500 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-27 14:46:37,500 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 14:46:37,501 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 14:46:37,501 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-27 14:46:37,502 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [readerErr0ASSERT_VIOLATIONWITNESS_INVARIANT, readerErr1ASSERT_VIOLATIONWITNESS_INVARIANT, readerErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 623 more)] === [2024-01-27 14:46:37,506 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 14:46:37,507 INFO L85 PathProgramCache]: Analyzing trace with hash 196156, now seen corresponding path program 1 times [2024-01-27 14:46:37,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 14:46:37,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345366671] [2024-01-27 14:46:37,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 14:46:37,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 14:46:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 14:46:37,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 14:46:37,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 14:46:37,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345366671] [2024-01-27 14:46:37,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345366671] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 14:46:37,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 14:46:37,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 14:46:37,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024911857] [2024-01-27 14:46:37,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 14:46:37,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 14:46:37,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 14:46:37,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 14:46:37,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 14:46:37,863 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 410 out of 685 [2024-01-27 14:46:37,869 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 690 places, 679 transitions, 1379 flow. Second operand has 3 states, 3 states have (on average 410.6666666666667) internal successors, (1232), 3 states have internal predecessors, (1232), 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) [2024-01-27 14:46:37,871 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 14:46:37,872 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 410 of 685 [2024-01-27 14:46:37,873 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand