./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-misc-4.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-misc-4.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-misc-4.wvr.c ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-misc-4.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 19:14:27,951 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:14:28,006 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:14:28,011 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:14:28,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:14:28,027 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:14:28,027 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:14:28,028 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:14:28,028 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:14:28,028 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:14:28,029 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:14:28,029 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:14:28,029 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:14:28,030 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:14:28,030 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:14:28,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:14:28,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:14:28,031 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:14:28,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:14:28,031 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:14:28,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:14:28,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:14:28,032 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:14:28,032 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:14:28,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:14:28,033 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:14:28,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:14:28,033 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:14:28,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:14:28,033 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:14:28,034 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:14:28,034 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:14:28,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:14:28,035 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:14:28,035 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:14:28,035 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:14:28,035 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:14:28,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:14:28,036 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:14:28,036 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:14:28,036 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:14:28,036 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:14:28,036 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:14:28,036 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:14:28,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:14:28,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:14:28,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:14:28,275 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:14:28,276 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:14:28,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-4.wvr.c [2024-02-07 19:14:29,234 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:14:29,386 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:14:29,386 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-4.wvr.c [2024-02-07 19:14:29,392 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436575c0e/176a02aa488d45d1a522f2f6383f10c9/FLAG52c5783d6 [2024-02-07 19:14:29,406 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436575c0e/176a02aa488d45d1a522f2f6383f10c9 [2024-02-07 19:14:29,408 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:14:29,408 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:14:29,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-misc-4.wvr.yml/witness.yml [2024-02-07 19:14:29,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:14:29,483 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:14:29,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:14:29,484 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:14:29,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:14:29,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:14:29" (1/2) ... [2024-02-07 19:14:29,488 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10bc0ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:14:29, skipping insertion in model container [2024-02-07 19:14:29,488 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:14:29" (1/2) ... [2024-02-07 19:14:29,489 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@685f81e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:14:29, skipping insertion in model container [2024-02-07 19:14:29,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:14:29" (2/2) ... [2024-02-07 19:14:29,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10bc0ad9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29, skipping insertion in model container [2024-02-07 19:14:29,490 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:14:29" (2/2) ... [2024-02-07 19:14:29,490 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:14:29,511 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:14:29,512 INFO L76 edCorrectnessWitness]: Location invariant before [L67-L67] v_assert == (_Bool)0 || v_assert == (_Bool)1 [2024-02-07 19:14:29,512 INFO L76 edCorrectnessWitness]: Location invariant before [L80-L80] d2 == (_Bool)0 || d2 == (_Bool)1 [2024-02-07 19:14:29,512 INFO L76 edCorrectnessWitness]: Location invariant before [L49-L49] -2147483647 <= pos [2024-02-07 19:14:29,512 INFO L76 edCorrectnessWitness]: Location invariant before [L70-L70] d2 == (_Bool)0 || d2 == (_Bool)1 [2024-02-07 19:14:29,513 INFO L76 edCorrectnessWitness]: Location invariant before [L81-L81] d2 == (_Bool)0 || d2 == (_Bool)1 [2024-02-07 19:14:29,513 INFO L76 edCorrectnessWitness]: Location invariant before [L54-L54] pos <= 2147483646 [2024-02-07 19:14:29,513 INFO L76 edCorrectnessWitness]: Location invariant before [L107-L107] (((pos == 0) && (d2 == (_Bool)0 || d2 == (_Bool)1)) && (v_assert == (_Bool)0 || v_assert == (_Bool)1)) && ((d1 == (_Bool)1 || (d1 == (_Bool)0 || d1 == (_Bool)1)) || (d1 == (_Bool)0 || d1 == (_Bool)1)) [2024-02-07 19:14:29,514 INFO L76 edCorrectnessWitness]: Location invariant after [L67-L67] v_assert == (_Bool)0 || v_assert == (_Bool)1 [2024-02-07 19:14:29,516 INFO L76 edCorrectnessWitness]: Location invariant before [L83-L83] lv_assert == (_Bool)0 || lv_assert == (_Bool)1 [2024-02-07 19:14:29,516 INFO L76 edCorrectnessWitness]: Location invariant after [L43-L43] v_assert == (_Bool)0 || v_assert == (_Bool)1 [2024-02-07 19:14:29,516 INFO L76 edCorrectnessWitness]: Location invariant before [L78-L78] pos <= 2147483645 [2024-02-07 19:14:29,516 INFO L76 edCorrectnessWitness]: Location invariant before [L104-L104] d2 == (_Bool)0 || d2 == (_Bool)1 [2024-02-07 19:14:29,517 INFO L76 edCorrectnessWitness]: Location invariant before [L73-L73] -2147483646 <= pos [2024-02-07 19:14:29,517 INFO L76 edCorrectnessWitness]: Location invariant before [L68-L68] lv_assert == (_Bool)0 || lv_assert == (_Bool)1 [2024-02-07 19:14:29,517 INFO L76 edCorrectnessWitness]: Location invariant before [L92-L92] v_assert == (_Bool)0 || v_assert == (_Bool)1 [2024-02-07 19:14:29,517 INFO L76 edCorrectnessWitness]: Location invariant before [L56-L56] d1 == (_Bool)0 || d1 == (_Bool)1 [2024-02-07 19:14:29,517 INFO L76 edCorrectnessWitness]: Location invariant before [L57-L57] d1 == (_Bool)0 || d1 == (_Bool)1 [2024-02-07 19:14:29,517 INFO L76 edCorrectnessWitness]: Location invariant before [L43-L43] v_assert == (_Bool)0 || v_assert == (_Bool)1 [2024-02-07 19:14:29,517 INFO L76 edCorrectnessWitness]: Location invariant before [L82-L82] v_assert == (_Bool)0 || v_assert == (_Bool)1 [2024-02-07 19:14:29,518 INFO L76 edCorrectnessWitness]: Location invariant before [L103-L103] d1 == (_Bool)0 || d1 == (_Bool)1 [2024-02-07 19:14:29,518 INFO L76 edCorrectnessWitness]: Location invariant before [L58-L58] v_assert == (_Bool)0 || v_assert == (_Bool)1 [2024-02-07 19:14:29,518 INFO L76 edCorrectnessWitness]: Location invariant before [L44-L44] lv_assert == (_Bool)0 || lv_assert == (_Bool)1 [2024-02-07 19:14:29,518 INFO L76 edCorrectnessWitness]: Location invariant before [L46-L46] d1 == (_Bool)0 || d1 == (_Bool)1 [2024-02-07 19:14:29,518 INFO L76 edCorrectnessWitness]: Location invariant before [L59-L59] lv_assert == (_Bool)0 || lv_assert == (_Bool)1 [2024-02-07 19:14:29,534 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:14:29,673 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-misc-4.wvr.c[2989,3002] [2024-02-07 19:14:29,680 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:14:29,686 INFO L206 MainTranslator]: Completed pre-run [2024-02-07 19:14:29,696 WARN L423 MainDispatcher]: Unable to annotate _Bool with a witness entry [2024-02-07 19:14:29,696 WARN L423 MainDispatcher]: Unable to annotate lv_assert = v_assert with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 19:14:29,721 WARN L423 MainDispatcher]: Unable to annotate _Bool with a witness entry [2024-02-07 19:14:29,722 WARN L423 MainDispatcher]: Unable to annotate lv_assert = v_assert with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 19:14:29,736 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-misc-4.wvr.c[2989,3002] [2024-02-07 19:14:29,736 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:14:29,747 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:14:29,748 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29 WrapperNode [2024-02-07 19:14:29,748 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:14:29,749 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:14:29,749 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:14:29,749 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:14:29,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (1/1) ... [2024-02-07 19:14:29,761 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (1/1) ... [2024-02-07 19:14:29,794 INFO L138 Inliner]: procedures = 22, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2024-02-07 19:14:29,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:14:29,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:14:29,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:14:29,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:14:29,805 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (1/1) ... [2024-02-07 19:14:29,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (1/1) ... [2024-02-07 19:14:29,818 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (1/1) ... [2024-02-07 19:14:29,838 INFO L175 MemorySlicer]: Split 8 memory accesses to 4 slices as follows [2, 2, 2, 2]. 25 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 3 writes are split as follows [0, 1, 1, 1]. [2024-02-07 19:14:29,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (1/1) ... [2024-02-07 19:14:29,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (1/1) ... [2024-02-07 19:14:29,843 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (1/1) ... [2024-02-07 19:14:29,845 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (1/1) ... [2024-02-07 19:14:29,847 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (1/1) ... [2024-02-07 19:14:29,847 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (1/1) ... [2024-02-07 19:14:29,856 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:14:29,857 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:14:29,857 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:14:29,857 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:14:29,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (1/1) ... [2024-02-07 19:14:29,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:14:29,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:14:29,879 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 19:14:29,912 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 19:14:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:14:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-07 19:14:29,948 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-07 19:14:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-07 19:14:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-07 19:14:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-07 19:14:29,950 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-07 19:14:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:14:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:14:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:14:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:14:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:14:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:14:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:14:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:14:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:14:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:14:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:14:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:14:29,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:14:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:14:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:14:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:14:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 19:14:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:14:29,953 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 19:14:30,041 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:14:30,043 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:14:30,230 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:14:30,230 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:14:30,367 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:14:30,373 INFO L320 CfgBuilder]: Removed 2 assume(true) statements. [2024-02-07 19:14:30,374 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:14:30 BoogieIcfgContainer [2024-02-07 19:14:30,374 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:14:30,375 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:14:30,375 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:14:30,377 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:14:30,377 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:14:29" (1/4) ... [2024-02-07 19:14:30,378 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b8c8801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:14:30, skipping insertion in model container [2024-02-07 19:14:30,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:14:29" (2/4) ... [2024-02-07 19:14:30,378 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b8c8801 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:14:30, skipping insertion in model container [2024-02-07 19:14:30,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:14:29" (3/4) ... [2024-02-07 19:14:30,379 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b8c8801 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:14:30, skipping insertion in model container [2024-02-07 19:14:30,379 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:14:30" (4/4) ... [2024-02-07 19:14:30,379 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-4.wvr.c [2024-02-07 19:14:30,391 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:14:30,392 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 21 error locations. [2024-02-07 19:14:30,392 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:14:30,453 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-02-07 19:14:30,476 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 74 places, 68 transitions, 157 flow [2024-02-07 19:14:30,507 INFO L124 PetriNetUnfolderBase]: 4/65 cut-off events. [2024-02-07 19:14:30,507 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-02-07 19:14:30,511 INFO L83 FinitePrefix]: Finished finitePrefix Result has 78 conditions, 65 events. 4/65 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 171 event pairs, 0 based on Foata normal form. 0/40 useless extension candidates. Maximal degree in co-relation 55. Up to 2 conditions per place. [2024-02-07 19:14:30,511 INFO L82 GeneralOperation]: Start removeDead. Operand has 74 places, 68 transitions, 157 flow [2024-02-07 19:14:30,515 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 70 places, 64 transitions, 146 flow [2024-02-07 19:14:30,532 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:14:30,538 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;@41ec911, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:14:30,538 INFO L358 AbstractCegarLoop]: Starting to check reachability of 41 error locations. [2024-02-07 19:14:30,541 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:14:30,541 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:14:30,541 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:14:30,541 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:14:30,542 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:14:30,542 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 38 more)] === [2024-02-07 19:14:30,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:14:30,547 INFO L85 PathProgramCache]: Analyzing trace with hash 10988, now seen corresponding path program 1 times [2024-02-07 19:14:30,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:14:30,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743156597] [2024-02-07 19:14:30,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:14:30,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:14:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:14:30,623 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:14:30,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:14:30,647 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:14:30,648 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:14:30,649 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 41 remaining) [2024-02-07 19:14:30,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 41 remaining) [2024-02-07 19:14:30,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 41 remaining) [2024-02-07 19:14:30,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 41 remaining) [2024-02-07 19:14:30,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 41 remaining) [2024-02-07 19:14:30,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 41 remaining) [2024-02-07 19:14:30,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 41 remaining) [2024-02-07 19:14:30,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 41 remaining) [2024-02-07 19:14:30,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 41 remaining) [2024-02-07 19:14:30,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 41 remaining) [2024-02-07 19:14:30,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 41 remaining) [2024-02-07 19:14:30,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 41 remaining) [2024-02-07 19:14:30,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 41 remaining) [2024-02-07 19:14:30,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 41 remaining) [2024-02-07 19:14:30,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 41 remaining) [2024-02-07 19:14:30,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 41 remaining) [2024-02-07 19:14:30,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 41 remaining) [2024-02-07 19:14:30,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 41 remaining) [2024-02-07 19:14:30,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 41 remaining) [2024-02-07 19:14:30,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 41 remaining) [2024-02-07 19:14:30,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (20 of 41 remaining) [2024-02-07 19:14:30,656 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 41 remaining) [2024-02-07 19:14:30,657 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 41 remaining) [2024-02-07 19:14:30,657 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 41 remaining) [2024-02-07 19:14:30,657 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 41 remaining) [2024-02-07 19:14:30,657 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 41 remaining) [2024-02-07 19:14:30,657 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 41 remaining) [2024-02-07 19:14:30,658 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 41 remaining) [2024-02-07 19:14:30,658 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 41 remaining) [2024-02-07 19:14:30,658 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 41 remaining) [2024-02-07 19:14:30,659 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 41 remaining) [2024-02-07 19:14:30,659 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 41 remaining) [2024-02-07 19:14:30,660 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 41 remaining) [2024-02-07 19:14:30,663 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 41 remaining) [2024-02-07 19:14:30,663 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 41 remaining) [2024-02-07 19:14:30,663 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 41 remaining) [2024-02-07 19:14:30,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 41 remaining) [2024-02-07 19:14:30,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 41 remaining) [2024-02-07 19:14:30,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 41 remaining) [2024-02-07 19:14:30,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 41 remaining) [2024-02-07 19:14:30,668 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 41 remaining) [2024-02-07 19:14:30,668 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:14:30,668 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 19:14:30,674 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:14:30,678 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:14:30,691 INFO L503 ceAbstractionStarter]: Automizer considered 20 witness invariants [2024-02-07 19:14:30,691 INFO L504 ceAbstractionStarter]: WitnessConsidered=20 [2024-02-07 19:14:30,692 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:14:30 BasicIcfg [2024-02-07 19:14:30,693 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:14:30,693 INFO L158 Benchmark]: Toolchain (without parser) took 1210.61ms. Allocated memory is still 144.7MB. Free memory was 108.0MB in the beginning and 53.0MB in the end (delta: 55.0MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. [2024-02-07 19:14:30,694 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 144.7MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:14:30,694 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 144.7MB. Free memory is still 111.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:14:30,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.58ms. Allocated memory is still 144.7MB. Free memory was 108.0MB in the beginning and 91.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-02-07 19:14:30,696 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.41ms. Allocated memory is still 144.7MB. Free memory was 91.2MB in the beginning and 89.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:14:30,699 INFO L158 Benchmark]: Boogie Preprocessor took 60.46ms. Allocated memory is still 144.7MB. Free memory was 89.6MB in the beginning and 87.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:14:30,699 INFO L158 Benchmark]: RCFGBuilder took 517.16ms. Allocated memory is still 144.7MB. Free memory was 87.0MB in the beginning and 82.3MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-02-07 19:14:30,699 INFO L158 Benchmark]: TraceAbstraction took 317.66ms. Allocated memory is still 144.7MB. Free memory was 82.3MB in the beginning and 53.0MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-02-07 19:14:30,703 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 144.7MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.10ms. Allocated memory is still 144.7MB. Free memory is still 111.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.58ms. Allocated memory is still 144.7MB. Free memory was 108.0MB in the beginning and 91.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.41ms. Allocated memory is still 144.7MB. Free memory was 91.2MB in the beginning and 89.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.46ms. Allocated memory is still 144.7MB. Free memory was 89.6MB in the beginning and 87.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 517.16ms. Allocated memory is still 144.7MB. Free memory was 87.0MB in the beginning and 82.3MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 317.66ms. Allocated memory is still 144.7MB. Free memory was 82.3MB in the beginning and 53.0MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 103]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] int pos; [L39] _Bool d1, d2, v_assert; [L98] pthread_t t1, t2, t3; [L101] pos = __VERIFIER_nondet_int() [L102] d1 = __VERIFIER_nondet_bool() [L103] CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[d1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[d1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [d1=2, d2=0, pos=0, t1={5:0}, t2={3:0}, t3={6:0}, v_assert=0] - UnprovableResult [Line: 44]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 46]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 54]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 57]: 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: 59]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 70]: 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: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 82]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 83]: 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: 104]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 107]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 116]: 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: 110]: 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: 109]: 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: 111]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 111 locations, 41 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: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=146occurred 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 19:14:30,725 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE