./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-ticket-8.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 958ec4d9 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/weaver/parallel-ticket-8.wvr.c ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-ticket-8.wvr.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-958ec4d-m [2024-02-07 14:37:24,246 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:37:24,306 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:37:24,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:37:24,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:37:24,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:37:24,345 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:37:24,345 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:37:24,345 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:37:24,345 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:37:24,346 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:37:24,346 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:37:24,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:37:24,347 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:37:24,347 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:37:24,347 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:37:24,347 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:37:24,348 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:37:24,348 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:37:24,348 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:37:24,348 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:37:24,349 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:37:24,349 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:37:24,349 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:37:24,349 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:37:24,350 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:37:24,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:37:24,350 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:37:24,350 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:37:24,351 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:37:24,351 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:37:24,351 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:37:24,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:37:24,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:37:24,352 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:37:24,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:37:24,352 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:37:24,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:37:24,352 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:37:24,352 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:37:24,353 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:37:24,353 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:37:24,353 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:37:24,353 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:37:24,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:37:24,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:37:24,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:37:24,585 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:37:24,585 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:37:24,586 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-ticket-8.wvr.yml/witness.yml [2024-02-07 14:37:24,685 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:37:24,686 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:37:24,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c [2024-02-07 14:37:25,645 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:37:25,850 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:37:25,850 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c [2024-02-07 14:37:25,856 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a668aefce/d790d0a400ef4eed940915f8e4bc59a3/FLAGdaebe1c7d [2024-02-07 14:37:25,866 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a668aefce/d790d0a400ef4eed940915f8e4bc59a3 [2024-02-07 14:37:25,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:37:25,868 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:37:25,869 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:37:25,869 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:37:25,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:37:25,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:37:24" (1/2) ... [2024-02-07 14:37:25,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2931b9e8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:37:25, skipping insertion in model container [2024-02-07 14:37:25,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:37:24" (1/2) ... [2024-02-07 14:37:25,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ee40d24 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:37:25, skipping insertion in model container [2024-02-07 14:37:25,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:37:25" (2/2) ... [2024-02-07 14:37:25,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2931b9e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:25, skipping insertion in model container [2024-02-07 14:37:25,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:37:25" (2/2) ... [2024-02-07 14:37:25,876 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:37:25,911 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:37:25,912 INFO L76 edCorrectnessWitness]: Location invariant before [L111-L111] b == (_Bool)0 [2024-02-07 14:37:25,912 INFO L76 edCorrectnessWitness]: Location invariant before [L143-L143] -2147483647 <= t [2024-02-07 14:37:25,912 INFO L76 edCorrectnessWitness]: Location invariant before [L162-L162] -2147483647 <= t [2024-02-07 14:37:25,913 INFO L76 edCorrectnessWitness]: Location invariant before [L45-L45] -2147483647 <= t [2024-02-07 14:37:25,913 INFO L76 edCorrectnessWitness]: Location invariant before [L169-L169] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:25,913 INFO L76 edCorrectnessWitness]: Location invariant before [L77-L77] -2147483647 <= s [2024-02-07 14:37:25,913 INFO L76 edCorrectnessWitness]: Location invariant before [L134-L134] -2147483647 <= s [2024-02-07 14:37:25,913 INFO L76 edCorrectnessWitness]: Location invariant before [L191-L191] -2147483647 <= s [2024-02-07 14:37:25,913 INFO L76 edCorrectnessWitness]: Location invariant before [L181-L181] -2147483647 <= t [2024-02-07 14:37:25,913 INFO L76 edCorrectnessWitness]: Location invariant before [L52-L52] x == 1 [2024-02-07 14:37:25,913 INFO L76 edCorrectnessWitness]: Location invariant before [L214-L214] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:25,914 INFO L76 edCorrectnessWitness]: Location invariant before [L233-L233] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:25,914 INFO L76 edCorrectnessWitness]: Location invariant before [L93-L93] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:25,914 INFO L76 edCorrectnessWitness]: Location invariant before [L92-L92] b == (_Bool)0 [2024-02-07 14:37:25,914 INFO L76 edCorrectnessWitness]: Location invariant before [L58-L58] -2147483647 <= s [2024-02-07 14:37:25,914 INFO L76 edCorrectnessWitness]: Location invariant before [L112-L112] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:25,914 INFO L76 edCorrectnessWitness]: Location invariant before [L55-L55] x == 0 [2024-02-07 14:37:25,914 INFO L76 edCorrectnessWitness]: Location invariant before [L172-L172] -2147483647 <= s [2024-02-07 14:37:25,914 INFO L76 edCorrectnessWitness]: Location invariant before [L130-L130] b == (_Bool)0 [2024-02-07 14:37:25,915 INFO L76 edCorrectnessWitness]: Location invariant before [L115-L115] -2147483647 <= s [2024-02-07 14:37:25,915 INFO L76 edCorrectnessWitness]: Location invariant before [L105-L105] -2147483647 <= t [2024-02-07 14:37:25,915 INFO L76 edCorrectnessWitness]: Location invariant before [L168-L168] b == (_Bool)0 [2024-02-07 14:37:25,915 INFO L76 edCorrectnessWitness]: Location invariant before [L149-L149] b == (_Bool)0 [2024-02-07 14:37:25,915 INFO L76 edCorrectnessWitness]: Location invariant before [L153-L153] -2147483647 <= s [2024-02-07 14:37:25,915 INFO L76 edCorrectnessWitness]: Location invariant before [L96-L96] -2147483647 <= s [2024-02-07 14:37:25,915 INFO L76 edCorrectnessWitness]: Location invariant before [L150-L150] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:25,915 INFO L76 edCorrectnessWitness]: Location invariant before [L131-L131] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:25,916 INFO L76 edCorrectnessWitness]: Location invariant before [L73-L73] b == (_Bool)0 [2024-02-07 14:37:25,916 INFO L76 edCorrectnessWitness]: Location invariant before [L86-L86] -2147483647 <= t [2024-02-07 14:37:25,916 INFO L76 edCorrectnessWitness]: Location invariant before [L188-L188] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:25,916 INFO L76 edCorrectnessWitness]: Location invariant before [L124-L124] -2147483647 <= t [2024-02-07 14:37:25,916 INFO L76 edCorrectnessWitness]: Location invariant before [L187-L187] b == (_Bool)0 [2024-02-07 14:37:25,916 INFO L76 edCorrectnessWitness]: Location invariant before [L74-L74] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:25,916 INFO L76 edCorrectnessWitness]: Location invariant before [L67-L67] -2147483647 <= t [2024-02-07 14:37:25,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:37:26,049 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c[5378,5391] [2024-02-07 14:37:26,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:37:26,059 INFO L203 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 [2024-02-07 14:37:26,114 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c[5378,5391] [2024-02-07 14:37:26,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:37:26,133 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:37:26,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26 WrapperNode [2024-02-07 14:37:26,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:37:26,135 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:37:26,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:37:26,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:37:26,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (1/1) ... [2024-02-07 14:37:26,146 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (1/1) ... [2024-02-07 14:37:26,171 INFO L138 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 411 [2024-02-07 14:37:26,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:37:26,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:37:26,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:37:26,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:37:26,181 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (1/1) ... [2024-02-07 14:37:26,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (1/1) ... [2024-02-07 14:37:26,184 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (1/1) ... [2024-02-07 14:37:26,197 INFO L175 MemorySlicer]: Split 18 memory accesses to 9 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2]. 11 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0]. The 8 writes are split as follows [0, 1, 1, 1, 1, 1, 1, 1, 1]. [2024-02-07 14:37:26,197 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (1/1) ... [2024-02-07 14:37:26,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (1/1) ... [2024-02-07 14:37:26,204 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (1/1) ... [2024-02-07 14:37:26,205 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (1/1) ... [2024-02-07 14:37:26,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (1/1) ... [2024-02-07 14:37:26,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (1/1) ... [2024-02-07 14:37:26,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:37:26,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:37:26,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:37:26,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:37:26,213 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (1/1) ... [2024-02-07 14:37:26,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:37:26,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:37:26,269 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) [2024-02-07 14:37:26,322 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 [2024-02-07 14:37:26,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:37:26,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:37:26,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:37:26,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:37:26,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:37:26,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:37:26,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 14:37:26,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-02-07 14:37:26,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-02-07 14:37:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-02-07 14:37:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-02-07 14:37:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 14:37:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 14:37:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 14:37:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 14:37:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 14:37:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-02-07 14:37:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-02-07 14:37:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-02-07 14:37:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-02-07 14:37:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-07 14:37:26,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-07 14:37:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-07 14:37:26,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-07 14:37:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-07 14:37:26,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-07 14:37:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-07 14:37:26,365 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-07 14:37:26,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:37:26,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:37:26,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:37:26,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:37:26,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 14:37:26,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-02-07 14:37:26,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-02-07 14:37:26,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-02-07 14:37:26,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-02-07 14:37:26,366 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-02-07 14:37:26,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-02-07 14:37:26,366 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-02-07 14:37:26,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-02-07 14:37:26,367 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2024-02-07 14:37:26,367 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2024-02-07 14:37:26,367 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2024-02-07 14:37:26,367 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2024-02-07 14:37:26,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:37:26,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:37:26,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:37:26,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:37:26,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:37:26,369 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 14:37:26,477 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:37:26,479 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:37:26,850 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:37:26,850 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:37:27,155 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:37:27,155 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:37:27,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:37:27 BoogieIcfgContainer [2024-02-07 14:37:27,156 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:37:27,157 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:37:27,157 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:37:27,159 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:37:27,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:37:24" (1/4) ... [2024-02-07 14:37:27,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b18308d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:37:27, skipping insertion in model container [2024-02-07 14:37:27,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:37:25" (2/4) ... [2024-02-07 14:37:27,161 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b18308d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:37:27, skipping insertion in model container [2024-02-07 14:37:27,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:26" (3/4) ... [2024-02-07 14:37:27,161 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b18308d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:37:27, skipping insertion in model container [2024-02-07 14:37:27,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:37:27" (4/4) ... [2024-02-07 14:37:27,162 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-8.wvr.c [2024-02-07 14:37:27,176 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:37:27,177 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 35 error locations. [2024-02-07 14:37:27,177 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:37:27,256 INFO L144 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2024-02-07 14:37:27,295 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 153 places, 128 transitions, 312 flow [2024-02-07 14:37:27,353 INFO L124 PetriNetUnfolderBase]: 0/120 cut-off events. [2024-02-07 14:37:27,354 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-02-07 14:37:27,355 INFO L83 FinitePrefix]: Finished finitePrefix Result has 153 conditions, 120 events. 0/120 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 361 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-02-07 14:37:27,356 INFO L82 GeneralOperation]: Start removeDead. Operand has 153 places, 128 transitions, 312 flow [2024-02-07 14:37:27,362 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 144 places, 119 transitions, 286 flow [2024-02-07 14:37:27,373 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:37:27,381 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;@19448e8c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:37:27,382 INFO L358 AbstractCegarLoop]: Starting to check reachability of 75 error locations. [2024-02-07 14:37:27,385 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:37:27,385 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 14:37:27,385 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:37:27,386 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:37:27,386 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 14:37:27,386 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 72 more)] === [2024-02-07 14:37:27,390 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:37:27,391 INFO L85 PathProgramCache]: Analyzing trace with hash 26905, now seen corresponding path program 1 times [2024-02-07 14:37:27,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:37:27,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543034204] [2024-02-07 14:37:27,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:37:27,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:37:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:37:27,501 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:37:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:37:27,534 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:37:27,535 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:37:27,536 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 75 remaining) [2024-02-07 14:37:27,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 75 remaining) [2024-02-07 14:37:27,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 75 remaining) [2024-02-07 14:37:27,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 75 remaining) [2024-02-07 14:37:27,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 75 remaining) [2024-02-07 14:37:27,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 75 remaining) [2024-02-07 14:37:27,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 75 remaining) [2024-02-07 14:37:27,540 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 75 remaining) [2024-02-07 14:37:27,540 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 75 remaining) [2024-02-07 14:37:27,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 75 remaining) [2024-02-07 14:37:27,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 75 remaining) [2024-02-07 14:37:27,543 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 75 remaining) [2024-02-07 14:37:27,544 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 75 remaining) [2024-02-07 14:37:27,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 75 remaining) [2024-02-07 14:37:27,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (60 of 75 remaining) [2024-02-07 14:37:27,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (59 of 75 remaining) [2024-02-07 14:37:27,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 75 remaining) [2024-02-07 14:37:27,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (57 of 75 remaining) [2024-02-07 14:37:27,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (56 of 75 remaining) [2024-02-07 14:37:27,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (55 of 75 remaining) [2024-02-07 14:37:27,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (54 of 75 remaining) [2024-02-07 14:37:27,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (53 of 75 remaining) [2024-02-07 14:37:27,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 75 remaining) [2024-02-07 14:37:27,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 75 remaining) [2024-02-07 14:37:27,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 75 remaining) [2024-02-07 14:37:27,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 75 remaining) [2024-02-07 14:37:27,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 75 remaining) [2024-02-07 14:37:27,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 75 remaining) [2024-02-07 14:37:27,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 75 remaining) [2024-02-07 14:37:27,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 75 remaining) [2024-02-07 14:37:27,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 75 remaining) [2024-02-07 14:37:27,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 75 remaining) [2024-02-07 14:37:27,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 75 remaining) [2024-02-07 14:37:27,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 75 remaining) [2024-02-07 14:37:27,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 75 remaining) [2024-02-07 14:37:27,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err0ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 75 remaining) [2024-02-07 14:37:27,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err1ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 75 remaining) [2024-02-07 14:37:27,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err2ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 75 remaining) [2024-02-07 14:37:27,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err3ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 75 remaining) [2024-02-07 14:37:27,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err0ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 75 remaining) [2024-02-07 14:37:27,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err1ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 75 remaining) [2024-02-07 14:37:27,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err2ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 75 remaining) [2024-02-07 14:37:27,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 75 remaining) [2024-02-07 14:37:27,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 75 remaining) [2024-02-07 14:37:27,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 75 remaining) [2024-02-07 14:37:27,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 75 remaining) [2024-02-07 14:37:27,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 75 remaining) [2024-02-07 14:37:27,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 75 remaining) [2024-02-07 14:37:27,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 75 remaining) [2024-02-07 14:37:27,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 75 remaining) [2024-02-07 14:37:27,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 75 remaining) [2024-02-07 14:37:27,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 75 remaining) [2024-02-07 14:37:27,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 75 remaining) [2024-02-07 14:37:27,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 75 remaining) [2024-02-07 14:37:27,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 75 remaining) [2024-02-07 14:37:27,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 75 remaining) [2024-02-07 14:37:27,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 75 remaining) [2024-02-07 14:37:27,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 75 remaining) [2024-02-07 14:37:27,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 75 remaining) [2024-02-07 14:37:27,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 75 remaining) [2024-02-07 14:37:27,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 75 remaining) [2024-02-07 14:37:27,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 75 remaining) [2024-02-07 14:37:27,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 75 remaining) [2024-02-07 14:37:27,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 75 remaining) [2024-02-07 14:37:27,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 75 remaining) [2024-02-07 14:37:27,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 75 remaining) [2024-02-07 14:37:27,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 75 remaining) [2024-02-07 14:37:27,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err0ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 75 remaining) [2024-02-07 14:37:27,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err1ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 75 remaining) [2024-02-07 14:37:27,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err2ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 75 remaining) [2024-02-07 14:37:27,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err3ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 75 remaining) [2024-02-07 14:37:27,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 75 remaining) [2024-02-07 14:37:27,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 75 remaining) [2024-02-07 14:37:27,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 75 remaining) [2024-02-07 14:37:27,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 75 remaining) [2024-02-07 14:37:27,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:37:27,571 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 14:37:27,578 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:37:27,579 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:37:27,599 INFO L503 ceAbstractionStarter]: Automizer considered 34 witness invariants [2024-02-07 14:37:27,599 INFO L504 ceAbstractionStarter]: WitnessConsidered=34 [2024-02-07 14:37:27,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:37:27 BasicIcfg [2024-02-07 14:37:27,601 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:37:27,601 INFO L158 Benchmark]: Toolchain (without parser) took 1733.49ms. Allocated memory was 201.3MB in the beginning and 272.6MB in the end (delta: 71.3MB). Free memory was 166.2MB in the beginning and 175.2MB in the end (delta: -9.0MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2024-02-07 14:37:27,602 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 166.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:37:27,602 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 201.3MB. Free memory is still 162.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:37:27,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.56ms. Allocated memory is still 201.3MB. Free memory was 166.0MB in the beginning and 153.6MB in the end (delta: 12.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-02-07 14:37:27,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.48ms. Allocated memory is still 201.3MB. Free memory was 153.6MB in the beginning and 150.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:37:27,603 INFO L158 Benchmark]: Boogie Preprocessor took 40.16ms. Allocated memory is still 201.3MB. Free memory was 150.3MB in the beginning and 147.0MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:37:27,603 INFO L158 Benchmark]: RCFGBuilder took 943.45ms. Allocated memory was 201.3MB in the beginning and 272.6MB in the end (delta: 71.3MB). Free memory was 147.0MB in the beginning and 228.7MB in the end (delta: -81.7MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. [2024-02-07 14:37:27,603 INFO L158 Benchmark]: TraceAbstraction took 443.59ms. Allocated memory is still 272.6MB. Free memory was 227.6MB in the beginning and 175.2MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-02-07 14:37:27,606 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 166.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.09ms. Allocated memory is still 201.3MB. Free memory is still 162.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.56ms. Allocated memory is still 201.3MB. Free memory was 166.0MB in the beginning and 153.6MB in the end (delta: 12.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.48ms. Allocated memory is still 201.3MB. Free memory was 153.6MB in the beginning and 150.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.16ms. Allocated memory is still 201.3MB. Free memory was 150.3MB in the beginning and 147.0MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 943.45ms. Allocated memory was 201.3MB in the beginning and 272.6MB in the end (delta: 71.3MB). Free memory was 147.0MB in the beginning and 228.7MB in the end (delta: -81.7MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. * TraceAbstraction took 443.59ms. Allocated memory is still 272.6MB. Free memory was 227.6MB in the beginning and 175.2MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 214]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] int m1, m2, m3, m4, m5, m6, m7, m8, s, t, x; [L39] _Bool b; [L197] pthread_t t1, t2, t3, t4, t5, t6, t7, t8; [L200] m1 = __VERIFIER_nondet_int() [L201] m2 = __VERIFIER_nondet_int() [L202] m3 = __VERIFIER_nondet_int() [L203] m4 = __VERIFIER_nondet_int() [L204] m5 = __VERIFIER_nondet_int() [L205] m6 = __VERIFIER_nondet_int() [L206] m7 = __VERIFIER_nondet_int() [L207] m8 = __VERIFIER_nondet_int() [L208] s = __VERIFIER_nondet_int() [L209] t = __VERIFIER_nondet_int() [L210] x = __VERIFIER_nondet_int() [L211] b = __VERIFIER_nondet_bool() [L214] CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[b],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [b=2, m1=0, m2=0, m3=0, m4=0, m5=0, m6=0, m7=0, m8=0, s=0, t1={3:0}, t2={10:0}, t3={9:0}, t4={6:0}, t5={8:0}, t6={7:0}, t7={11:0}, t8={5:0}, t=0, x=0] - UnprovableResult [Line: 45]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 52]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 55]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 73]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 93]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 96]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 233]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 234]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 223]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 217]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 219]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 221]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 220]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 218]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 222]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 216]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 105]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 111]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 112]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 115]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 124]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 131]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 134]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 143]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 149]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 150]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 153]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 162]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 168]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 169]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 172]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 181]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 187]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 188]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 191]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 17 procedures, 226 locations, 75 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=286occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-07 14:37:27,660 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE