./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-bakery-3.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-bakery-3.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-bakery-3.wvr.c ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-bakery-3.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 19:12:56,615 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:12:56,688 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:12:56,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:12:56,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:12:56,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:12:56,722 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:12:56,722 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:12:56,723 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:12:56,726 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:12:56,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:12:56,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:12:56,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:12:56,732 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:12:56,732 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:12:56,732 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:12:56,732 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:12:56,733 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:12:56,733 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:12:56,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:12:56,733 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:12:56,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:12:56,734 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:12:56,734 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:12:56,734 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:12:56,734 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:12:56,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:12:56,734 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:12:56,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:12:56,735 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:12:56,736 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:12:56,736 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:12:56,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:12:56,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:12:56,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:12:56,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:12:56,737 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:12:56,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:12:56,737 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:12:56,737 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:12:56,737 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:12:56,738 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:12:56,738 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:12:56,738 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:12:56,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:12:56,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:12:56,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:12:56,965 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:12:56,965 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:12:56,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-bakery-3.wvr.c [2024-02-07 19:12:57,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:12:58,133 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:12:58,134 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-3.wvr.c [2024-02-07 19:12:58,140 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/404829d12/7405e4f56f9f4be0b1397c8e93c15e4f/FLAG90bd6c8ee [2024-02-07 19:12:58,153 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/404829d12/7405e4f56f9f4be0b1397c8e93c15e4f [2024-02-07 19:12:58,156 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:12:58,156 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:12:58,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-bakery-3.wvr.yml/witness.yml [2024-02-07 19:12:58,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:12:58,252 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:12:58,253 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:12:58,253 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:12:58,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:12:58,257 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:12:58" (1/2) ... [2024-02-07 19:12:58,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3461b5d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:12:58, skipping insertion in model container [2024-02-07 19:12:58,259 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:12:58" (1/2) ... [2024-02-07 19:12:58,260 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1bd179f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:12:58, skipping insertion in model container [2024-02-07 19:12:58,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:12:58" (2/2) ... [2024-02-07 19:12:58,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3461b5d1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:12:58, skipping insertion in model container [2024-02-07 19:12:58,261 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:12:58" (2/2) ... [2024-02-07 19:12:58,262 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:12:58,293 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:12:58,294 INFO L76 edCorrectnessWitness]: Location invariant before [L105-L105] n1 != 0 [2024-02-07 19:12:58,295 INFO L76 edCorrectnessWitness]: Location invariant before [L177-L177] e3 == (_Bool)0 || e3 == (_Bool)1 [2024-02-07 19:12:58,295 INFO L76 edCorrectnessWitness]: Location invariant before [L108-L108] e3 == (_Bool)0 || e3 == (_Bool)1 [2024-02-07 19:12:58,295 INFO L76 edCorrectnessWitness]: Location invariant before [L148-L148] n1 != 0 [2024-02-07 19:12:58,295 INFO L76 edCorrectnessWitness]: Location invariant before [L59-L59] e2 == (_Bool)0 || e2 == (_Bool)1 [2024-02-07 19:12:58,295 INFO L76 edCorrectnessWitness]: Location invariant before [L165-L165] n3 == 0 [2024-02-07 19:12:58,296 INFO L76 edCorrectnessWitness]: Location invariant before [L76-L76] -2147483647 <= i [2024-02-07 19:12:58,296 INFO L76 edCorrectnessWitness]: Location invariant before [L68-L68] n3 != 0 [2024-02-07 19:12:58,296 INFO L76 edCorrectnessWitness]: Location invariant before [L186-L186] (i == 0) && ((e1 == (_Bool)0 && ((e2 == (_Bool)0 && (e3 == (_Bool)0 || (e3 == (_Bool)0 || e3 == (_Bool)1))) || ((e2 == (_Bool)0 || e2 == (_Bool)1) && (e3 == (_Bool)0 || e3 == (_Bool)1)))) || (((e1 == (_Bool)0 || e1 == (_Bool)1) && (e2 == (_Bool)0 || e2 == (_Bool)1)) && (e3 == (_Bool)0 || e3 == (_Bool)1))) [2024-02-07 19:12:58,296 INFO L76 edCorrectnessWitness]: Location invariant before [L62-L62] n2 != 0 [2024-02-07 19:12:58,296 INFO L76 edCorrectnessWitness]: Location invariant before [L56-L56] e1 == (_Bool)0 [2024-02-07 19:12:58,296 INFO L76 edCorrectnessWitness]: Location invariant before [L79-L79] n1 == 0 [2024-02-07 19:12:58,297 INFO L76 edCorrectnessWitness]: Location invariant before [L111-L111] n3 != 0 [2024-02-07 19:12:58,297 INFO L76 edCorrectnessWitness]: Location invariant before [L65-L65] e3 == (_Bool)0 || e3 == (_Bool)1 [2024-02-07 19:12:58,297 INFO L76 edCorrectnessWitness]: Location invariant before [L145-L145] e1 == (_Bool)0 || e1 == (_Bool)1 [2024-02-07 19:12:58,297 INFO L76 edCorrectnessWitness]: Location invariant before [L96-L96] -2147483647 <= n2 [2024-02-07 19:12:58,297 INFO L76 edCorrectnessWitness]: Location invariant before [L130-L130] e3 == (_Bool)1 [2024-02-07 19:12:58,298 INFO L76 edCorrectnessWitness]: Location invariant before [L142-L142] e3 == (_Bool)0 [2024-02-07 19:12:58,298 INFO L76 edCorrectnessWitness]: Location invariant before [L87-L87] e2 == (_Bool)1 [2024-02-07 19:12:58,298 INFO L76 edCorrectnessWitness]: Location invariant before [L151-L151] e2 == (_Bool)0 || e2 == (_Bool)1 [2024-02-07 19:12:58,298 INFO L76 edCorrectnessWitness]: Location invariant before [L99-L99] e2 == (_Bool)0 [2024-02-07 19:12:58,299 INFO L76 edCorrectnessWitness]: Location invariant before [L119-L119] -2147483647 <= i [2024-02-07 19:12:58,299 INFO L76 edCorrectnessWitness]: Location invariant before [L176-L176] e2 == (_Bool)0 || e2 == (_Bool)1 [2024-02-07 19:12:58,299 INFO L76 edCorrectnessWitness]: Location invariant before [L162-L162] -2147483647 <= i [2024-02-07 19:12:58,299 INFO L76 edCorrectnessWitness]: Location invariant before [L175-L175] e1 == (_Bool)0 || e1 == (_Bool)1 [2024-02-07 19:12:58,300 INFO L76 edCorrectnessWitness]: Location invariant before [L102-L102] e1 == (_Bool)0 || e1 == (_Bool)1 [2024-02-07 19:12:58,300 INFO L76 edCorrectnessWitness]: Location invariant before [L44-L44] e1 == (_Bool)1 [2024-02-07 19:12:58,300 INFO L76 edCorrectnessWitness]: Location invariant before [L154-L154] n2 != 0 [2024-02-07 19:12:58,300 INFO L76 edCorrectnessWitness]: Location invariant before [L122-L122] n2 == 0 [2024-02-07 19:12:58,300 INFO L76 edCorrectnessWitness]: Location invariant before [L53-L53] -2147483647 <= n1 [2024-02-07 19:12:58,300 INFO L76 edCorrectnessWitness]: Location invariant before [L139-L139] -2147483647 <= n3 [2024-02-07 19:12:58,321 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:12:58,447 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-bakery-3.wvr.c[5465,5478] [2024-02-07 19:12:58,451 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:12:58,458 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 [2024-02-07 19:12:58,534 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-bakery-3.wvr.c[5465,5478] [2024-02-07 19:12:58,536 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:12:58,548 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:12:58,549 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:12:58 WrapperNode [2024-02-07 19:12:58,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:12:58,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:12:58,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:12:58,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:12:58,556 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 07:12:58" (1/1) ... [2024-02-07 19:12:58,563 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 07:12:58" (1/1) ... [2024-02-07 19:12:58,590 INFO L138 Inliner]: procedures = 22, calls = 110, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 298 [2024-02-07 19:12:58,590 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:12:58,591 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:12:58,591 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:12:58,591 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:12:58,603 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 07:12:58" (1/1) ... [2024-02-07 19:12:58,603 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 07:12:58" (1/1) ... [2024-02-07 19:12:58,606 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 07:12:58" (1/1) ... [2024-02-07 19:12:58,617 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 19:12:58,618 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 07:12:58" (1/1) ... [2024-02-07 19:12:58,618 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 07:12:58" (1/1) ... [2024-02-07 19:12:58,623 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 07:12:58" (1/1) ... [2024-02-07 19:12:58,624 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 07:12:58" (1/1) ... [2024-02-07 19:12:58,626 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 07:12:58" (1/1) ... [2024-02-07 19:12:58,627 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 07:12:58" (1/1) ... [2024-02-07 19:12:58,629 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:12:58,630 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:12:58,630 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:12:58,630 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:12:58,630 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 07:12:58" (1/1) ... [2024-02-07 19:12:58,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:12:58,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:12:58,661 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 19:12:58,673 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 19:12:58,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:12:58,692 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-07 19:12:58,692 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-07 19:12:58,692 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-07 19:12:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-07 19:12:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-07 19:12:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-07 19:12:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:12:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:12:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:12:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:12:58,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:12:58,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:12:58,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:12:58,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:12:58,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:12:58,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:12:58,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:12:58,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:12:58,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:12:58,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:12:58,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:12:58,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:12:58,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 19:12:58,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:12:58,696 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 19:12:58,800 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:12:58,802 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:12:59,124 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:12:59,124 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:12:59,364 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:12:59,364 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:12:59,365 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:12:59 BoogieIcfgContainer [2024-02-07 19:12:59,365 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:12:59,367 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:12:59,367 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:12:59,370 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:12:59,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:12:58" (1/4) ... [2024-02-07 19:12:59,371 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11ec27e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:12:59, skipping insertion in model container [2024-02-07 19:12:59,371 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:12:58" (2/4) ... [2024-02-07 19:12:59,372 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11ec27e9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:12:59, skipping insertion in model container [2024-02-07 19:12:59,372 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 07:12:58" (3/4) ... [2024-02-07 19:12:59,372 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11ec27e9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:12:59, skipping insertion in model container [2024-02-07 19:12:59,372 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:12:59" (4/4) ... [2024-02-07 19:12:59,373 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-bakery-3.wvr.c [2024-02-07 19:12:59,388 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:12:59,388 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2024-02-07 19:12:59,389 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:12:59,459 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-02-07 19:12:59,488 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 105 places, 95 transitions, 211 flow [2024-02-07 19:12:59,516 INFO L124 PetriNetUnfolderBase]: 0/92 cut-off events. [2024-02-07 19:12:59,516 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-02-07 19:12:59,518 INFO L83 FinitePrefix]: Finished finitePrefix Result has 105 conditions, 92 events. 0/92 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 240 event pairs, 0 based on Foata normal form. 0/60 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-02-07 19:12:59,518 INFO L82 GeneralOperation]: Start removeDead. Operand has 105 places, 95 transitions, 211 flow [2024-02-07 19:12:59,522 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 101 places, 91 transitions, 200 flow [2024-02-07 19:12:59,529 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:12:59,535 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;@d93fb23, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:12:59,535 INFO L358 AbstractCegarLoop]: Starting to check reachability of 62 error locations. [2024-02-07 19:12:59,538 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:12:59,538 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:12:59,538 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:12:59,538 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:12:59,539 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:12:59,539 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 59 more)] === [2024-02-07 19:12:59,543 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:12:59,543 INFO L85 PathProgramCache]: Analyzing trace with hash 22434, now seen corresponding path program 1 times [2024-02-07 19:12:59,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:12:59,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898159119] [2024-02-07 19:12:59,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:12:59,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:12:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:12:59,642 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:12:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:12:59,676 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:12:59,678 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:12:59,679 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 62 remaining) [2024-02-07 19:12:59,680 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 62 remaining) [2024-02-07 19:12:59,680 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 62 remaining) [2024-02-07 19:12:59,681 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 62 remaining) [2024-02-07 19:12:59,681 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 62 remaining) [2024-02-07 19:12:59,681 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 62 remaining) [2024-02-07 19:12:59,681 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 62 remaining) [2024-02-07 19:12:59,681 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 62 remaining) [2024-02-07 19:12:59,682 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 62 remaining) [2024-02-07 19:12:59,682 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 62 remaining) [2024-02-07 19:12:59,682 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 62 remaining) [2024-02-07 19:12:59,682 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 62 remaining) [2024-02-07 19:12:59,682 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 62 remaining) [2024-02-07 19:12:59,683 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 62 remaining) [2024-02-07 19:12:59,683 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 62 remaining) [2024-02-07 19:12:59,683 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 62 remaining) [2024-02-07 19:12:59,683 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 62 remaining) [2024-02-07 19:12:59,683 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 62 remaining) [2024-02-07 19:12:59,684 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 62 remaining) [2024-02-07 19:12:59,684 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 62 remaining) [2024-02-07 19:12:59,684 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 62 remaining) [2024-02-07 19:12:59,684 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 62 remaining) [2024-02-07 19:12:59,685 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 62 remaining) [2024-02-07 19:12:59,685 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 62 remaining) [2024-02-07 19:12:59,685 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 62 remaining) [2024-02-07 19:12:59,685 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 62 remaining) [2024-02-07 19:12:59,685 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 62 remaining) [2024-02-07 19:12:59,686 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 62 remaining) [2024-02-07 19:12:59,686 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 62 remaining) [2024-02-07 19:12:59,686 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 62 remaining) [2024-02-07 19:12:59,686 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 62 remaining) [2024-02-07 19:12:59,687 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (30 of 62 remaining) [2024-02-07 19:12:59,687 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 62 remaining) [2024-02-07 19:12:59,687 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 62 remaining) [2024-02-07 19:12:59,687 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 62 remaining) [2024-02-07 19:12:59,687 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 62 remaining) [2024-02-07 19:12:59,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 62 remaining) [2024-02-07 19:12:59,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 62 remaining) [2024-02-07 19:12:59,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 62 remaining) [2024-02-07 19:12:59,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 62 remaining) [2024-02-07 19:12:59,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 62 remaining) [2024-02-07 19:12:59,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 62 remaining) [2024-02-07 19:12:59,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 62 remaining) [2024-02-07 19:12:59,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 62 remaining) [2024-02-07 19:12:59,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 62 remaining) [2024-02-07 19:12:59,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 62 remaining) [2024-02-07 19:12:59,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 62 remaining) [2024-02-07 19:12:59,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 62 remaining) [2024-02-07 19:12:59,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 62 remaining) [2024-02-07 19:12:59,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 62 remaining) [2024-02-07 19:12:59,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 62 remaining) [2024-02-07 19:12:59,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 62 remaining) [2024-02-07 19:12:59,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 62 remaining) [2024-02-07 19:12:59,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 62 remaining) [2024-02-07 19:12:59,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 62 remaining) [2024-02-07 19:12:59,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 62 remaining) [2024-02-07 19:12:59,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 62 remaining) [2024-02-07 19:12:59,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 62 remaining) [2024-02-07 19:12:59,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 62 remaining) [2024-02-07 19:12:59,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 62 remaining) [2024-02-07 19:12:59,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 62 remaining) [2024-02-07 19:12:59,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 62 remaining) [2024-02-07 19:12:59,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:12:59,694 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 19:12:59,699 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:12:59,700 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:12:59,712 INFO L503 ceAbstractionStarter]: Automizer considered 31 witness invariants [2024-02-07 19:12:59,712 INFO L504 ceAbstractionStarter]: WitnessConsidered=31 [2024-02-07 19:12:59,713 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:12:59 BasicIcfg [2024-02-07 19:12:59,713 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:12:59,714 INFO L158 Benchmark]: Toolchain (without parser) took 1462.03ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 91.2MB in the beginning and 126.0MB in the end (delta: -34.7MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2024-02-07 19:12:59,714 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 148.9MB. Free memory is still 114.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:12:59,714 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 148.9MB. Free memory is still 94.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:12:59,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.04ms. Allocated memory is still 148.9MB. Free memory was 90.8MB in the beginning and 72.4MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-02-07 19:12:59,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.58ms. Allocated memory is still 148.9MB. Free memory was 71.9MB in the beginning and 69.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:12:59,715 INFO L158 Benchmark]: Boogie Preprocessor took 38.42ms. Allocated memory is still 148.9MB. Free memory was 69.4MB in the beginning and 66.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:12:59,715 INFO L158 Benchmark]: RCFGBuilder took 735.77ms. Allocated memory is still 148.9MB. Free memory was 66.5MB in the beginning and 59.1MB in the end (delta: 7.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2024-02-07 19:12:59,716 INFO L158 Benchmark]: TraceAbstraction took 345.77ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 58.4MB in the beginning and 126.0MB in the end (delta: -67.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:12:59,735 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 148.9MB. Free memory is still 114.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 148.9MB. Free memory is still 94.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.04ms. Allocated memory is still 148.9MB. Free memory was 90.8MB in the beginning and 72.4MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.58ms. Allocated memory is still 148.9MB. Free memory was 71.9MB in the beginning and 69.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.42ms. Allocated memory is still 148.9MB. Free memory was 69.4MB in the beginning and 66.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 735.77ms. Allocated memory is still 148.9MB. Free memory was 66.5MB in the beginning and 59.1MB in the end (delta: 7.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * TraceAbstraction took 345.77ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 58.4MB in the beginning and 126.0MB in the end (delta: -67.5MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 175]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] _Bool e1, e2, e3; [L39] int n1, n2, n3, i, i1, i2, i3; [L171] pthread_t t1, t2, t3; [L174] e1 = __VERIFIER_nondet_bool() [L175] CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [e1=2, e2=0, e3=0, i=0, i=0, i=0, i=0, n1=0, n2=0, n3=0, t1={3:0}, t2={5:0}, t3={6:0}] - 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: 53]: 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: 59]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 65]: 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: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 87]: 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: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 102]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds 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: 108]: 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: 119]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 122]: 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: 139]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 142]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 145]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 148]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 151]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 154]: 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: 165]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 176]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 177]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 186]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 196]: 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: 190]: 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: 189]: 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: 188]: 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, 171 locations, 62 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=200occurred 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 19:12:59,763 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