./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 e7c74aec 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-wip.fs.fix-undeclared-acsl-variable-e7c74ae-m [2024-02-07 19:15:29,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:15:29,774 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:15:29,779 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:15:29,780 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:15:29,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:15:29,802 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:15:29,802 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:15:29,803 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:15:29,806 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:15:29,806 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:15:29,806 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:15:29,807 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:15:29,808 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:15:29,808 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:15:29,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:15:29,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:15:29,808 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:15:29,809 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:15:29,809 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:15:29,809 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:15:29,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:15:29,809 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:15:29,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:15:29,810 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:15:29,810 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:15:29,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:15:29,810 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:15:29,811 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:15:29,811 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:15:29,812 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:15:29,812 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:15:29,812 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:15:29,812 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:15:29,812 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:15:29,813 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:15:29,813 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:15:29,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:15:29,813 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:15:29,813 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:15:29,813 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:15:29,814 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:15:29,814 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:15:29,814 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:15:30,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:15:30,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:15:30,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:15:30,054 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:15:30,055 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:15:30,056 INFO L431 ainManager$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 19:15:30,166 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:15:30,166 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:15:30,167 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c [2024-02-07 19:15:31,113 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:15:31,327 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:15:31,328 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c [2024-02-07 19:15:31,338 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be14fe01f/cc71aa8f25df4319ace0aaba8c89e0cb/FLAG16b92c2f2 [2024-02-07 19:15:31,354 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be14fe01f/cc71aa8f25df4319ace0aaba8c89e0cb [2024-02-07 19:15:31,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:15:31,355 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:15:31,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:15:31,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:15:31,361 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:15:31,361 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:15:30" (1/2) ... [2024-02-07 19:15:31,362 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a7d575 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:15:31, skipping insertion in model container [2024-02-07 19:15:31,362 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:15:30" (1/2) ... [2024-02-07 19:15:31,364 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@442ebf99 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:15:31, skipping insertion in model container [2024-02-07 19:15:31,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:15:31" (2/2) ... [2024-02-07 19:15:31,364 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a7d575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31, skipping insertion in model container [2024-02-07 19:15:31,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:15:31" (2/2) ... [2024-02-07 19:15:31,365 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:15:31,392 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:15:31,393 INFO L76 edCorrectnessWitness]: Location invariant before [L73-L73] b == (_Bool)0 [2024-02-07 19:15:31,393 INFO L76 edCorrectnessWitness]: Location invariant before [L181-L181] -2147483647 <= t [2024-02-07 19:15:31,393 INFO L76 edCorrectnessWitness]: Location invariant before [L55-L55] x == 0 [2024-02-07 19:15:31,393 INFO L76 edCorrectnessWitness]: Location invariant before [L93-L93] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,394 INFO L76 edCorrectnessWitness]: Location invariant before [L58-L58] -2147483647 <= s [2024-02-07 19:15:31,394 INFO L76 edCorrectnessWitness]: Location invariant before [L52-L52] x == 1 [2024-02-07 19:15:31,394 INFO L76 edCorrectnessWitness]: Location invariant before [L92-L92] b == (_Bool)0 [2024-02-07 19:15:31,394 INFO L76 edCorrectnessWitness]: Location invariant before [L168-L168] b == (_Bool)0 [2024-02-07 19:15:31,394 INFO L76 edCorrectnessWitness]: Location invariant before [L191-L191] -2147483647 <= s [2024-02-07 19:15:31,394 INFO L76 edCorrectnessWitness]: Location invariant before [L112-L112] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,394 INFO L76 edCorrectnessWitness]: Location invariant before [L45-L45] -2147483647 <= t [2024-02-07 19:15:31,394 INFO L76 edCorrectnessWitness]: Location invariant before [L105-L105] -2147483647 <= t [2024-02-07 19:15:31,395 INFO L76 edCorrectnessWitness]: Location invariant before [L188-L188] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,395 INFO L76 edCorrectnessWitness]: Location invariant before [L74-L74] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,395 INFO L76 edCorrectnessWitness]: Location invariant before [L233-L233] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,395 INFO L76 edCorrectnessWitness]: Location invariant before [L150-L150] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,395 INFO L76 edCorrectnessWitness]: Location invariant before [L96-L96] -2147483647 <= s [2024-02-07 19:15:31,395 INFO L76 edCorrectnessWitness]: Location invariant before [L131-L131] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,395 INFO L76 edCorrectnessWitness]: Location invariant before [L143-L143] -2147483647 <= t [2024-02-07 19:15:31,396 INFO L76 edCorrectnessWitness]: Location invariant before [L149-L149] b == (_Bool)0 [2024-02-07 19:15:31,396 INFO L76 edCorrectnessWitness]: Location invariant before [L172-L172] -2147483647 <= s [2024-02-07 19:15:31,396 INFO L76 edCorrectnessWitness]: Location invariant before [L111-L111] b == (_Bool)0 [2024-02-07 19:15:31,397 INFO L76 edCorrectnessWitness]: Location invariant before [L115-L115] -2147483647 <= s [2024-02-07 19:15:31,397 INFO L76 edCorrectnessWitness]: Location invariant before [L162-L162] -2147483647 <= t [2024-02-07 19:15:31,397 INFO L76 edCorrectnessWitness]: Location invariant before [L169-L169] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,397 INFO L76 edCorrectnessWitness]: Location invariant before [L187-L187] b == (_Bool)0 [2024-02-07 19:15:31,397 INFO L76 edCorrectnessWitness]: Location invariant before [L153-L153] -2147483647 <= s [2024-02-07 19:15:31,397 INFO L76 edCorrectnessWitness]: Location invariant before [L130-L130] b == (_Bool)0 [2024-02-07 19:15:31,397 INFO L76 edCorrectnessWitness]: Location invariant before [L134-L134] -2147483647 <= s [2024-02-07 19:15:31,397 INFO L76 edCorrectnessWitness]: Location invariant before [L67-L67] -2147483647 <= t [2024-02-07 19:15:31,398 INFO L76 edCorrectnessWitness]: Location invariant before [L77-L77] -2147483647 <= s [2024-02-07 19:15:31,398 INFO L76 edCorrectnessWitness]: Location invariant before [L214-L214] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,398 INFO L76 edCorrectnessWitness]: Location invariant before [L86-L86] -2147483647 <= t [2024-02-07 19:15:31,398 INFO L76 edCorrectnessWitness]: Location invariant before [L124-L124] -2147483647 <= t [2024-02-07 19:15:31,419 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:15:31,585 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 19:15:31,592 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:15:31,602 INFO L206 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 19:15:31,702 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 19:15:31,703 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:15:31,715 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:15:31,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31 WrapperNode [2024-02-07 19:15:31,717 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:15:31,717 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:15:31,717 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:15:31,718 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:15:31,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,744 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,782 INFO L138 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 411 [2024-02-07 19:15:31,784 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:15:31,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:15:31,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:15:31,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:15:31,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,803 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,830 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 19:15:31,831 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,831 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,841 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,848 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,854 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,857 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:15:31,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:15:31,862 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:15:31,862 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:15:31,863 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:15:31,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:15:31,886 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 19:15:31,904 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 19:15:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:15:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:15:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:15:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:15:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:15:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:15:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:15:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-02-07 19:15:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-02-07 19:15:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-02-07 19:15:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-02-07 19:15:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:15:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:15:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:15:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 19:15:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 19:15:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-02-07 19:15:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-02-07 19:15:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-02-07 19:15:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-02-07 19:15:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-07 19:15:31,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-07 19:15:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-07 19:15:31,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-07 19:15:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-07 19:15:31,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-07 19:15:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-07 19:15:31,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-07 19:15:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:15:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:15:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:15:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:15:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:15:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-02-07 19:15:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-02-07 19:15:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-02-07 19:15:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-02-07 19:15:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-02-07 19:15:31,924 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-02-07 19:15:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-02-07 19:15:31,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-02-07 19:15:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2024-02-07 19:15:31,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2024-02-07 19:15:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2024-02-07 19:15:31,926 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2024-02-07 19:15:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:15:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:15:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:15:31,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:15:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:15:31,928 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 19:15:32,071 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:15:32,073 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:15:32,472 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:15:32,472 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:15:32,744 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:15:32,744 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:15:32,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:15:32 BoogieIcfgContainer [2024-02-07 19:15:32,746 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:15:32,747 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:15:32,748 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:15:32,750 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:15:32,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:15:30" (1/4) ... [2024-02-07 19:15:32,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32027bac and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:15:32, skipping insertion in model container [2024-02-07 19:15:32,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:15:31" (2/4) ... [2024-02-07 19:15:32,752 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32027bac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:15:32, skipping insertion in model container [2024-02-07 19:15:32,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (3/4) ... [2024-02-07 19:15:32,752 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32027bac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:15:32, skipping insertion in model container [2024-02-07 19:15:32,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:15:32" (4/4) ... [2024-02-07 19:15:32,754 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-8.wvr.c [2024-02-07 19:15:32,767 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:15:32,768 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 35 error locations. [2024-02-07 19:15:32,768 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:15:32,844 INFO L144 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2024-02-07 19:15:32,874 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 153 places, 128 transitions, 312 flow [2024-02-07 19:15:32,919 INFO L124 PetriNetUnfolderBase]: 0/120 cut-off events. [2024-02-07 19:15:32,919 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-02-07 19:15:32,921 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 19:15:32,921 INFO L82 GeneralOperation]: Start removeDead. Operand has 153 places, 128 transitions, 312 flow [2024-02-07 19:15:32,926 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 144 places, 119 transitions, 286 flow [2024-02-07 19:15:32,937 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:15:32,942 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;@52ec2b91, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:15:32,942 INFO L358 AbstractCegarLoop]: Starting to check reachability of 75 error locations. [2024-02-07 19:15:32,946 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:15:32,946 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:15:32,946 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:15:32,946 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:15:32,947 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:15:32,947 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 19:15:32,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:15:32,951 INFO L85 PathProgramCache]: Analyzing trace with hash 26905, now seen corresponding path program 1 times [2024-02-07 19:15:32,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:15:32,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294122183] [2024-02-07 19:15:32,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:15:32,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:15:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:15:33,174 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:15:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:15:33,233 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:15:33,235 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:15:33,236 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 75 remaining) [2024-02-07 19:15:33,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 75 remaining) [2024-02-07 19:15:33,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 75 remaining) [2024-02-07 19:15:33,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 75 remaining) [2024-02-07 19:15:33,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 75 remaining) [2024-02-07 19:15:33,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 75 remaining) [2024-02-07 19:15:33,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 75 remaining) [2024-02-07 19:15:33,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 75 remaining) [2024-02-07 19:15:33,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 75 remaining) [2024-02-07 19:15:33,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 75 remaining) [2024-02-07 19:15:33,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 75 remaining) [2024-02-07 19:15:33,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 75 remaining) [2024-02-07 19:15:33,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 75 remaining) [2024-02-07 19:15:33,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 75 remaining) [2024-02-07 19:15:33,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (60 of 75 remaining) [2024-02-07 19:15:33,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (59 of 75 remaining) [2024-02-07 19:15:33,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 75 remaining) [2024-02-07 19:15:33,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (57 of 75 remaining) [2024-02-07 19:15:33,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (56 of 75 remaining) [2024-02-07 19:15:33,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (55 of 75 remaining) [2024-02-07 19:15:33,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (54 of 75 remaining) [2024-02-07 19:15:33,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (53 of 75 remaining) [2024-02-07 19:15:33,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 75 remaining) [2024-02-07 19:15:33,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 75 remaining) [2024-02-07 19:15:33,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 75 remaining) [2024-02-07 19:15:33,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 75 remaining) [2024-02-07 19:15:33,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 75 remaining) [2024-02-07 19:15:33,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 75 remaining) [2024-02-07 19:15:33,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 75 remaining) [2024-02-07 19:15:33,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 75 remaining) [2024-02-07 19:15:33,252 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 75 remaining) [2024-02-07 19:15:33,252 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 75 remaining) [2024-02-07 19:15:33,252 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 75 remaining) [2024-02-07 19:15:33,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 75 remaining) [2024-02-07 19:15:33,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 75 remaining) [2024-02-07 19:15:33,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err0ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 75 remaining) [2024-02-07 19:15:33,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err1ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 75 remaining) [2024-02-07 19:15:33,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err2ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 75 remaining) [2024-02-07 19:15:33,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err3ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 75 remaining) [2024-02-07 19:15:33,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err0ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 75 remaining) [2024-02-07 19:15:33,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err1ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 75 remaining) [2024-02-07 19:15:33,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err2ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 75 remaining) [2024-02-07 19:15:33,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 75 remaining) [2024-02-07 19:15:33,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 75 remaining) [2024-02-07 19:15:33,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 75 remaining) [2024-02-07 19:15:33,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 75 remaining) [2024-02-07 19:15:33,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 75 remaining) [2024-02-07 19:15:33,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 75 remaining) [2024-02-07 19:15:33,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 75 remaining) [2024-02-07 19:15:33,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 75 remaining) [2024-02-07 19:15:33,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 75 remaining) [2024-02-07 19:15:33,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 75 remaining) [2024-02-07 19:15:33,258 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 75 remaining) [2024-02-07 19:15:33,258 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 75 remaining) [2024-02-07 19:15:33,258 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 75 remaining) [2024-02-07 19:15:33,259 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 75 remaining) [2024-02-07 19:15:33,259 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 75 remaining) [2024-02-07 19:15:33,259 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 75 remaining) [2024-02-07 19:15:33,259 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 75 remaining) [2024-02-07 19:15:33,259 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 75 remaining) [2024-02-07 19:15:33,259 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 75 remaining) [2024-02-07 19:15:33,259 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 75 remaining) [2024-02-07 19:15:33,260 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 75 remaining) [2024-02-07 19:15:33,260 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 75 remaining) [2024-02-07 19:15:33,263 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 75 remaining) [2024-02-07 19:15:33,263 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 75 remaining) [2024-02-07 19:15:33,263 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 75 remaining) [2024-02-07 19:15:33,263 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err0ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 75 remaining) [2024-02-07 19:15:33,263 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err1ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 75 remaining) [2024-02-07 19:15:33,264 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err2ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 75 remaining) [2024-02-07 19:15:33,264 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread7Err3ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 75 remaining) [2024-02-07 19:15:33,264 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 75 remaining) [2024-02-07 19:15:33,264 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 75 remaining) [2024-02-07 19:15:33,264 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 75 remaining) [2024-02-07 19:15:33,264 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread8Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 75 remaining) [2024-02-07 19:15:33,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:15:33,265 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 19:15:33,273 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:15:33,273 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:15:33,292 INFO L503 ceAbstractionStarter]: Automizer considered 34 witness invariants [2024-02-07 19:15:33,292 INFO L504 ceAbstractionStarter]: WitnessConsidered=34 [2024-02-07 19:15:33,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:15:33 BasicIcfg [2024-02-07 19:15:33,292 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:15:33,293 INFO L158 Benchmark]: Toolchain (without parser) took 1938.17ms. Allocated memory is still 199.2MB. Free memory was 168.6MB in the beginning and 143.4MB in the end (delta: 25.3MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2024-02-07 19:15:33,293 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 125.8MB. Free memory was 86.6MB in the beginning and 86.5MB in the end (delta: 80.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:15:33,294 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 125.8MB. Free memory is still 98.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:15:33,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.78ms. Allocated memory is still 199.2MB. Free memory was 168.6MB in the beginning and 148.2MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-02-07 19:15:33,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.06ms. Allocated memory is still 199.2MB. Free memory was 148.2MB in the beginning and 145.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:15:33,294 INFO L158 Benchmark]: Boogie Preprocessor took 75.76ms. Allocated memory is still 199.2MB. Free memory was 145.0MB in the beginning and 141.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:15:33,295 INFO L158 Benchmark]: RCFGBuilder took 884.70ms. Allocated memory is still 199.2MB. Free memory was 141.9MB in the beginning and 154.3MB in the end (delta: -12.4MB). Peak memory consumption was 95.7MB. Max. memory is 16.1GB. [2024-02-07 19:15:33,295 INFO L158 Benchmark]: TraceAbstraction took 545.00ms. Allocated memory is still 199.2MB. Free memory was 154.3MB in the beginning and 143.4MB in the end (delta: 10.9MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-02-07 19:15:33,298 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 0.14ms. Allocated memory is still 125.8MB. Free memory was 86.6MB in the beginning and 86.5MB in the end (delta: 80.0kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.41ms. Allocated memory is still 125.8MB. Free memory is still 98.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.78ms. Allocated memory is still 199.2MB. Free memory was 168.6MB in the beginning and 148.2MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.06ms. Allocated memory is still 199.2MB. Free memory was 148.2MB in the beginning and 145.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.76ms. Allocated memory is still 199.2MB. Free memory was 145.0MB in the beginning and 141.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 884.70ms. Allocated memory is still 199.2MB. Free memory was 141.9MB in the beginning and 154.3MB in the end (delta: -12.4MB). Peak memory consumption was 95.7MB. Max. memory is 16.1GB. * TraceAbstraction took 545.00ms. Allocated memory is still 199.2MB. Free memory was 154.3MB in the beginning and 143.4MB in the end (delta: 10.9MB). Peak memory consumption was 8.8MB. 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: 0.4s, 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, 0.1s 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 19:15:33,329 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