./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 958ec4d9 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/parallel-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-dev-958ec4d-m [2024-02-07 14:34:45,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:34:45,641 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:34:45,646 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:34:45,647 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:34:45,670 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:34:45,671 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:34:45,671 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:34:45,671 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:34:45,672 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:34:45,672 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:34:45,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:34:45,673 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:34:45,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:34:45,673 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:34:45,673 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:34:45,688 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:34:45,688 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:34:45,688 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:34:45,688 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:34:45,689 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:34:45,689 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:34:45,690 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:34:45,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:34:45,690 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:34:45,690 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:34:45,691 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:34:45,691 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:34:45,691 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:34:45,691 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:34:45,692 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:34:45,692 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:34:45,692 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:34:45,692 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:34:45,693 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:34:45,693 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:34:45,693 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:34:45,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:34:45,694 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:34:45,694 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:34:45,694 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:34:45,695 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:34:45,695 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:34:45,697 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:34:45,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:34:45,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:34:45,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:34:45,966 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:34:45,969 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:34:45,969 INFO L431 ainManager$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 14:34:46,057 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:34:46,059 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:34:46,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-bakery-3.wvr.c [2024-02-07 14:34:47,085 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:34:47,229 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:34:47,230 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-3.wvr.c [2024-02-07 14:34:47,239 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95844fb69/2434b698f92a4b00a59866a9718fceb4/FLAG95bdc4907 [2024-02-07 14:34:47,251 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95844fb69/2434b698f92a4b00a59866a9718fceb4 [2024-02-07 14:34:47,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:34:47,254 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:34:47,255 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:34:47,255 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:34:47,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:34:47,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:34:46" (1/2) ... [2024-02-07 14:34:47,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@794a7411 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:34:47, skipping insertion in model container [2024-02-07 14:34:47,262 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:34:46" (1/2) ... [2024-02-07 14:34:47,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c70093c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:34:47, skipping insertion in model container [2024-02-07 14:34:47,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:34:47" (2/2) ... [2024-02-07 14:34:47,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@794a7411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47, skipping insertion in model container [2024-02-07 14:34:47,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:34:47" (2/2) ... [2024-02-07 14:34:47,264 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:34:47,296 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:34:47,297 INFO L76 edCorrectnessWitness]: Location invariant before [L119-L119] -2147483647 <= i [2024-02-07 14:34:47,297 INFO L76 edCorrectnessWitness]: Location invariant before [L148-L148] n1 != 0 [2024-02-07 14:34:47,297 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 14:34:47,297 INFO L76 edCorrectnessWitness]: Location invariant before [L175-L175] e1 == (_Bool)0 || e1 == (_Bool)1 [2024-02-07 14:34:47,298 INFO L76 edCorrectnessWitness]: Location invariant before [L79-L79] n1 == 0 [2024-02-07 14:34:47,298 INFO L76 edCorrectnessWitness]: Location invariant before [L65-L65] e3 == (_Bool)0 || e3 == (_Bool)1 [2024-02-07 14:34:47,298 INFO L76 edCorrectnessWitness]: Location invariant before [L162-L162] -2147483647 <= i [2024-02-07 14:34:47,298 INFO L76 edCorrectnessWitness]: Location invariant before [L142-L142] e3 == (_Bool)0 [2024-02-07 14:34:47,298 INFO L76 edCorrectnessWitness]: Location invariant before [L76-L76] -2147483647 <= i [2024-02-07 14:34:47,298 INFO L76 edCorrectnessWitness]: Location invariant before [L130-L130] e3 == (_Bool)1 [2024-02-07 14:34:47,298 INFO L76 edCorrectnessWitness]: Location invariant before [L165-L165] n3 == 0 [2024-02-07 14:34:47,299 INFO L76 edCorrectnessWitness]: Location invariant before [L68-L68] n3 != 0 [2024-02-07 14:34:47,299 INFO L76 edCorrectnessWitness]: Location invariant before [L154-L154] n2 != 0 [2024-02-07 14:34:47,299 INFO L76 edCorrectnessWitness]: Location invariant before [L96-L96] -2147483647 <= n2 [2024-02-07 14:34:47,299 INFO L76 edCorrectnessWitness]: Location invariant before [L62-L62] n2 != 0 [2024-02-07 14:34:47,299 INFO L76 edCorrectnessWitness]: Location invariant before [L99-L99] e2 == (_Bool)0 [2024-02-07 14:34:47,299 INFO L76 edCorrectnessWitness]: Location invariant before [L139-L139] -2147483647 <= n3 [2024-02-07 14:34:47,299 INFO L76 edCorrectnessWitness]: Location invariant before [L176-L176] e2 == (_Bool)0 || e2 == (_Bool)1 [2024-02-07 14:34:47,299 INFO L76 edCorrectnessWitness]: Location invariant before [L105-L105] n1 != 0 [2024-02-07 14:34:47,300 INFO L76 edCorrectnessWitness]: Location invariant before [L145-L145] e1 == (_Bool)0 || e1 == (_Bool)1 [2024-02-07 14:34:47,300 INFO L76 edCorrectnessWitness]: Location invariant before [L177-L177] e3 == (_Bool)0 || e3 == (_Bool)1 [2024-02-07 14:34:47,300 INFO L76 edCorrectnessWitness]: Location invariant before [L151-L151] e2 == (_Bool)0 || e2 == (_Bool)1 [2024-02-07 14:34:47,300 INFO L76 edCorrectnessWitness]: Location invariant before [L111-L111] n3 != 0 [2024-02-07 14:34:47,301 INFO L76 edCorrectnessWitness]: Location invariant before [L53-L53] -2147483647 <= n1 [2024-02-07 14:34:47,301 INFO L76 edCorrectnessWitness]: Location invariant before [L87-L87] e2 == (_Bool)1 [2024-02-07 14:34:47,301 INFO L76 edCorrectnessWitness]: Location invariant before [L56-L56] e1 == (_Bool)0 [2024-02-07 14:34:47,301 INFO L76 edCorrectnessWitness]: Location invariant before [L102-L102] e1 == (_Bool)0 || e1 == (_Bool)1 [2024-02-07 14:34:47,301 INFO L76 edCorrectnessWitness]: Location invariant before [L122-L122] n2 == 0 [2024-02-07 14:34:47,301 INFO L76 edCorrectnessWitness]: Location invariant before [L108-L108] e3 == (_Bool)0 || e3 == (_Bool)1 [2024-02-07 14:34:47,301 INFO L76 edCorrectnessWitness]: Location invariant before [L44-L44] e1 == (_Bool)1 [2024-02-07 14:34:47,301 INFO L76 edCorrectnessWitness]: Location invariant before [L59-L59] e2 == (_Bool)0 || e2 == (_Bool)1 [2024-02-07 14:34:47,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:34:47,449 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 14:34:47,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:34:47,457 INFO L203 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 14:34:47,511 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 14:34:47,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:34:47,523 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:34:47,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47 WrapperNode [2024-02-07 14:34:47,524 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:34:47,525 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:34:47,525 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:34:47,525 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:34:47,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (1/1) ... [2024-02-07 14:34:47,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (1/1) ... [2024-02-07 14:34:47,559 INFO L138 Inliner]: procedures = 22, calls = 110, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 298 [2024-02-07 14:34:47,561 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:34:47,561 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:34:47,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:34:47,562 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:34:47,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (1/1) ... [2024-02-07 14:34:47,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (1/1) ... [2024-02-07 14:34:47,605 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (1/1) ... [2024-02-07 14:34:47,631 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 14:34:47,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (1/1) ... [2024-02-07 14:34:47,632 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (1/1) ... [2024-02-07 14:34:47,644 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (1/1) ... [2024-02-07 14:34:47,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (1/1) ... [2024-02-07 14:34:47,655 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (1/1) ... [2024-02-07 14:34:47,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (1/1) ... [2024-02-07 14:34:47,667 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:34:47,668 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:34:47,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:34:47,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:34:47,669 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (1/1) ... [2024-02-07 14:34:47,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:34:47,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:34:47,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-07 14:34:47,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-07 14:34:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:34:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-07 14:34:47,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-07 14:34:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-07 14:34:47,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-07 14:34:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-07 14:34:47,752 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-07 14:34:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:34:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:34:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:34:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:34:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:34:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:34:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:34:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:34:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:34:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:34:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:34:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:34:47,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:34:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 14:34:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 14:34:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 14:34:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 14:34:47,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:34:47,755 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 14:34:47,840 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:34:47,842 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:34:48,192 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:34:48,192 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:34:48,418 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:34:48,419 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:34:48,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:34:48 BoogieIcfgContainer [2024-02-07 14:34:48,420 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:34:48,423 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:34:48,423 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:34:48,425 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:34:48,425 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:34:46" (1/4) ... [2024-02-07 14:34:48,426 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5277addf and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:34:48, skipping insertion in model container [2024-02-07 14:34:48,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:34:47" (2/4) ... [2024-02-07 14:34:48,426 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5277addf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:34:48, skipping insertion in model container [2024-02-07 14:34:48,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:34:47" (3/4) ... [2024-02-07 14:34:48,427 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5277addf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:34:48, skipping insertion in model container [2024-02-07 14:34:48,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:34:48" (4/4) ... [2024-02-07 14:34:48,428 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-bakery-3.wvr.c [2024-02-07 14:34:48,441 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:34:48,442 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2024-02-07 14:34:48,442 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:34:48,485 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-02-07 14:34:48,516 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 105 places, 95 transitions, 211 flow [2024-02-07 14:34:48,612 INFO L124 PetriNetUnfolderBase]: 0/92 cut-off events. [2024-02-07 14:34:48,613 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-02-07 14:34:48,615 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 14:34:48,616 INFO L82 GeneralOperation]: Start removeDead. Operand has 105 places, 95 transitions, 211 flow [2024-02-07 14:34:48,619 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 101 places, 91 transitions, 200 flow [2024-02-07 14:34:48,632 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:34:48,638 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;@4df5d533, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:34:48,638 INFO L358 AbstractCegarLoop]: Starting to check reachability of 62 error locations. [2024-02-07 14:34:48,641 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:34:48,641 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 14:34:48,641 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:34:48,641 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:34:48,642 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 14:34:48,642 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 14:34:48,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:34:48,645 INFO L85 PathProgramCache]: Analyzing trace with hash 22434, now seen corresponding path program 1 times [2024-02-07 14:34:48,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:34:48,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474199808] [2024-02-07 14:34:48,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:34:48,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:34:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:34:48,733 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:34:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:34:48,769 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:34:48,771 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:34:48,771 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 62 remaining) [2024-02-07 14:34:48,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 62 remaining) [2024-02-07 14:34:48,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 62 remaining) [2024-02-07 14:34:48,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 62 remaining) [2024-02-07 14:34:48,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 62 remaining) [2024-02-07 14:34:48,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 62 remaining) [2024-02-07 14:34:48,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 62 remaining) [2024-02-07 14:34:48,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 62 remaining) [2024-02-07 14:34:48,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 62 remaining) [2024-02-07 14:34:48,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 62 remaining) [2024-02-07 14:34:48,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 62 remaining) [2024-02-07 14:34:48,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 62 remaining) [2024-02-07 14:34:48,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 62 remaining) [2024-02-07 14:34:48,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 62 remaining) [2024-02-07 14:34:48,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 62 remaining) [2024-02-07 14:34:48,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 62 remaining) [2024-02-07 14:34:48,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 62 remaining) [2024-02-07 14:34:48,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 62 remaining) [2024-02-07 14:34:48,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 62 remaining) [2024-02-07 14:34:48,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 62 remaining) [2024-02-07 14:34:48,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 62 remaining) [2024-02-07 14:34:48,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 62 remaining) [2024-02-07 14:34:48,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 62 remaining) [2024-02-07 14:34:48,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 62 remaining) [2024-02-07 14:34:48,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 62 remaining) [2024-02-07 14:34:48,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 62 remaining) [2024-02-07 14:34:48,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 62 remaining) [2024-02-07 14:34:48,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 62 remaining) [2024-02-07 14:34:48,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 62 remaining) [2024-02-07 14:34:48,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 62 remaining) [2024-02-07 14:34:48,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 62 remaining) [2024-02-07 14:34:48,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (30 of 62 remaining) [2024-02-07 14:34:48,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 62 remaining) [2024-02-07 14:34:48,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 62 remaining) [2024-02-07 14:34:48,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 62 remaining) [2024-02-07 14:34:48,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 62 remaining) [2024-02-07 14:34:48,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 62 remaining) [2024-02-07 14:34:48,789 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 62 remaining) [2024-02-07 14:34:48,790 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 62 remaining) [2024-02-07 14:34:48,790 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 62 remaining) [2024-02-07 14:34:48,790 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 62 remaining) [2024-02-07 14:34:48,794 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 62 remaining) [2024-02-07 14:34:48,794 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 62 remaining) [2024-02-07 14:34:48,795 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 62 remaining) [2024-02-07 14:34:48,795 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 62 remaining) [2024-02-07 14:34:48,795 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 62 remaining) [2024-02-07 14:34:48,795 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 62 remaining) [2024-02-07 14:34:48,795 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 62 remaining) [2024-02-07 14:34:48,795 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 62 remaining) [2024-02-07 14:34:48,796 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 62 remaining) [2024-02-07 14:34:48,796 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 62 remaining) [2024-02-07 14:34:48,796 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 62 remaining) [2024-02-07 14:34:48,796 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 62 remaining) [2024-02-07 14:34:48,796 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 62 remaining) [2024-02-07 14:34:48,797 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 62 remaining) [2024-02-07 14:34:48,797 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 62 remaining) [2024-02-07 14:34:48,797 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 62 remaining) [2024-02-07 14:34:48,797 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 62 remaining) [2024-02-07 14:34:48,798 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 62 remaining) [2024-02-07 14:34:48,798 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 62 remaining) [2024-02-07 14:34:48,798 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 62 remaining) [2024-02-07 14:34:48,798 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 62 remaining) [2024-02-07 14:34:48,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:34:48,799 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 14:34:48,805 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:34:48,805 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:34:48,821 INFO L503 ceAbstractionStarter]: Automizer considered 31 witness invariants [2024-02-07 14:34:48,822 INFO L504 ceAbstractionStarter]: WitnessConsidered=31 [2024-02-07 14:34:48,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:34:48 BasicIcfg [2024-02-07 14:34:48,822 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:34:48,823 INFO L158 Benchmark]: Toolchain (without parser) took 1568.71ms. Allocated memory was 161.5MB in the beginning and 209.7MB in the end (delta: 48.2MB). Free memory was 114.9MB in the beginning and 157.2MB in the end (delta: -42.3MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-02-07 14:34:48,823 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 107.0MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:34:48,823 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 107.0MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:34:48,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.11ms. Allocated memory is still 161.5MB. Free memory was 114.9MB in the beginning and 96.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-02-07 14:34:48,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.16ms. Allocated memory is still 161.5MB. Free memory was 96.0MB in the beginning and 93.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:34:48,824 INFO L158 Benchmark]: Boogie Preprocessor took 105.90ms. Allocated memory is still 161.5MB. Free memory was 93.5MB in the beginning and 127.9MB in the end (delta: -34.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-02-07 14:34:48,825 INFO L158 Benchmark]: RCFGBuilder took 752.47ms. Allocated memory is still 161.5MB. Free memory was 127.9MB in the beginning and 59.8MB in the end (delta: 68.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-02-07 14:34:48,825 INFO L158 Benchmark]: TraceAbstraction took 399.57ms. Allocated memory was 161.5MB in the beginning and 209.7MB in the end (delta: 48.2MB). Free memory was 59.8MB in the beginning and 157.2MB in the end (delta: -97.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:34:48,828 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.10ms. Allocated memory is still 107.0MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.75ms. Allocated memory is still 107.0MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.11ms. Allocated memory is still 161.5MB. Free memory was 114.9MB in the beginning and 96.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.16ms. Allocated memory is still 161.5MB. Free memory was 96.0MB in the beginning and 93.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.90ms. Allocated memory is still 161.5MB. Free memory was 93.5MB in the beginning and 127.9MB in the end (delta: -34.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 752.47ms. Allocated memory is still 161.5MB. Free memory was 127.9MB in the beginning and 59.8MB in the end (delta: 68.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * TraceAbstraction took 399.57ms. Allocated memory was 161.5MB in the beginning and 209.7MB in the end (delta: 48.2MB). Free memory was 59.8MB in the beginning and 157.2MB in the end (delta: -97.4MB). 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=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 14:34:48,853 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