./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-barrier.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-barrier.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-barrier.wvr.c ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-barrier.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 19:13:10,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:13:10,577 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:13:10,582 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:13:10,582 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:13:10,603 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:13:10,604 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:13:10,604 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:13:10,605 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:13:10,608 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:13:10,608 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:13:10,608 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:13:10,609 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:13:10,610 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:13:10,610 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:13:10,610 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:13:10,610 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:13:10,611 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:13:10,611 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:13:10,611 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:13:10,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:13:10,612 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:13:10,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:13:10,612 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:13:10,612 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:13:10,612 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:13:10,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:13:10,613 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:13:10,613 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:13:10,614 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:13:10,614 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:13:10,614 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:13:10,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:13:10,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:13:10,615 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:13:10,615 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:13:10,615 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:13:10,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:13:10,616 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:13:10,616 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:13:10,616 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:13:10,616 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:13:10,616 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:13:10,617 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:13:10,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:13:10,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:13:10,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:13:10,845 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:13:10,846 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:13:10,846 INFO L431 ainManager$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-barrier.wvr.yml/witness.yml [2024-02-07 19:13:10,920 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:13:10,932 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:13:10,932 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2024-02-07 19:13:11,912 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:13:12,086 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:13:12,086 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2024-02-07 19:13:12,094 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bad98c817/ba1f820f900d49e4be226f38841228fe/FLAG83e9f9dd7 [2024-02-07 19:13:12,105 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bad98c817/ba1f820f900d49e4be226f38841228fe [2024-02-07 19:13:12,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:13:12,106 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:13:12,107 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:13:12,108 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:13:12,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:13:12,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:13:10" (1/2) ... [2024-02-07 19:13:12,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f75ef2b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:13:12, skipping insertion in model container [2024-02-07 19:13:12,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:13:10" (1/2) ... [2024-02-07 19:13:12,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1750743a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:13:12, skipping insertion in model container [2024-02-07 19:13:12,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:13:12" (2/2) ... [2024-02-07 19:13:12,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f75ef2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12, skipping insertion in model container [2024-02-07 19:13:12,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:13:12" (2/2) ... [2024-02-07 19:13:12,116 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:13:12,143 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:13:12,144 INFO L76 edCorrectnessWitness]: Location invariant before [L66-L66] -2147483647 <= y_1 [2024-02-07 19:13:12,144 INFO L76 edCorrectnessWitness]: Location invariant before [L115-L115] -2147483647 <= x_6 [2024-02-07 19:13:12,144 INFO L76 edCorrectnessWitness]: Location invariant before [L121-L121] (f1_8 == (_Bool)1) && (f2_9 == (_Bool)0 || f2_9 == (_Bool)1) [2024-02-07 19:13:12,145 INFO L76 edCorrectnessWitness]: Location invariant before [L77-L77] -2147483647 <= y_1 [2024-02-07 19:13:12,145 INFO L76 edCorrectnessWitness]: Location invariant before [L190-L190] y_7 == 0 [2024-02-07 19:13:12,145 INFO L76 edCorrectnessWitness]: Location invariant before [L125-L125] -2147483647 <= y_7 [2024-02-07 19:13:12,145 INFO L76 edCorrectnessWitness]: Location invariant before [L91-L91] -2147483647 <= x_0 [2024-02-07 19:13:12,145 INFO L76 edCorrectnessWitness]: Location invariant before [L197-L197] -2147483647 <= y_7 [2024-02-07 19:13:12,145 INFO L76 edCorrectnessWitness]: Location invariant before [L119-L119] f1_8 == (_Bool)1 [2024-02-07 19:13:12,146 INFO L76 edCorrectnessWitness]: Location invariant before [L52-L52] -2147483647 <= x_0 [2024-02-07 19:13:12,146 INFO L76 edCorrectnessWitness]: Location invariant before [L180-L180] f2_3 == (_Bool)0 || f2_3 == (_Bool)1 [2024-02-07 19:13:12,146 INFO L76 edCorrectnessWitness]: Location invariant before [L146-L146] (f1_8 == (_Bool)1) && (f2_9 == (_Bool)0 || f2_9 == (_Bool)1) [2024-02-07 19:13:12,146 INFO L76 edCorrectnessWitness]: Location invariant before [L126-L126] -2147483647 <= temp_10 [2024-02-07 19:13:12,146 INFO L76 edCorrectnessWitness]: Location invariant before [L185-L185] f1_8 == (_Bool)0 || f1_8 == (_Bool)1 [2024-02-07 19:13:12,146 INFO L76 edCorrectnessWitness]: Location invariant before [L154-L154] -2147483647 <= x_6 [2024-02-07 19:13:12,146 INFO L76 edCorrectnessWitness]: Location invariant before [L162-L162] ((-2147483647 <= y_7) && (f1_8 == (_Bool)0 || f1_8 == (_Bool)1)) && (f2_9 == (_Bool)0 || f2_9 == (_Bool)1) [2024-02-07 19:13:12,147 INFO L76 edCorrectnessWitness]: Location invariant before [L136-L136] -2147483647 <= y_7 [2024-02-07 19:13:12,147 INFO L76 edCorrectnessWitness]: Location invariant before [L137-L137] -2147483647 <= temp_11 [2024-02-07 19:13:12,147 INFO L76 edCorrectnessWitness]: Location invariant before [L56-L56] f1_2 == (_Bool)1 [2024-02-07 19:13:12,147 INFO L76 edCorrectnessWitness]: Location invariant before [L179-L179] f1_2 == (_Bool)0 || f1_2 == (_Bool)1 [2024-02-07 19:13:12,147 INFO L76 edCorrectnessWitness]: Location invariant before [L186-L186] f2_9 == (_Bool)0 || f2_9 == (_Bool)1 [2024-02-07 19:13:12,148 INFO L76 edCorrectnessWitness]: Location invariant before [L58-L58] (f1_2 == (_Bool)1) && (f2_3 == (_Bool)0 || f2_3 == (_Bool)1) [2024-02-07 19:13:12,148 INFO L76 edCorrectnessWitness]: Location invariant before [L144-L144] f2_9 == (_Bool)1 [2024-02-07 19:13:12,148 INFO L76 edCorrectnessWitness]: Location invariant before [L140-L140] -2147483647 <= y_7 [2024-02-07 19:13:12,148 INFO L76 edCorrectnessWitness]: Location invariant before [L83-L83] (f1_2 == (_Bool)1) && (f2_3 == (_Bool)0 || f2_3 == (_Bool)1) [2024-02-07 19:13:12,148 INFO L76 edCorrectnessWitness]: Location invariant before [L81-L81] f2_3 == (_Bool)1 [2024-02-07 19:13:12,148 INFO L76 edCorrectnessWitness]: Location invariant before [L129-L129] -2147483647 <= y_7 [2024-02-07 19:13:12,166 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:13:12,302 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-barrier.wvr.c[4800,4813] [2024-02-07 19:13:12,305 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:13:12,311 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 [2024-02-07 19:13:12,365 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-barrier.wvr.c[4800,4813] [2024-02-07 19:13:12,366 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:13:12,378 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:13:12,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12 WrapperNode [2024-02-07 19:13:12,379 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:13:12,379 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:13:12,379 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:13:12,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:13:12,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (1/1) ... [2024-02-07 19:13:12,393 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (1/1) ... [2024-02-07 19:13:12,415 INFO L138 Inliner]: procedures = 25, calls = 98, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 297 [2024-02-07 19:13:12,416 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:13:12,416 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:13:12,416 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:13:12,417 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:13:12,424 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (1/1) ... [2024-02-07 19:13:12,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (1/1) ... [2024-02-07 19:13:12,427 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (1/1) ... [2024-02-07 19:13:12,440 INFO L175 MemorySlicer]: Split 14 memory accesses to 7 slices as follows [2, 2, 2, 2, 2, 2, 2]. 14 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0]. The 6 writes are split as follows [0, 1, 1, 1, 1, 1, 1]. [2024-02-07 19:13:12,440 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (1/1) ... [2024-02-07 19:13:12,440 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (1/1) ... [2024-02-07 19:13:12,463 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (1/1) ... [2024-02-07 19:13:12,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (1/1) ... [2024-02-07 19:13:12,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (1/1) ... [2024-02-07 19:13:12,467 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (1/1) ... [2024-02-07 19:13:12,474 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:13:12,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:13:12,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:13:12,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:13:12,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (1/1) ... [2024-02-07 19:13:12,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:13:12,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:13:12,515 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 19:13:12,578 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 19:13:12,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:13:12,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:13:12,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:13:12,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:13:12,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:13:12,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:13:12,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:13:12,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-02-07 19:13:12,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-02-07 19:13:12,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:13:12,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:13:12,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:13:12,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 19:13:12,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 19:13:12,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-02-07 19:13:12,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-02-07 19:13:12,598 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-07 19:13:12,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-07 19:13:12,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-07 19:13:12,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-07 19:13:12,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-07 19:13:12,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-07 19:13:12,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-07 19:13:12,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-07 19:13:12,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:13:12,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:13:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:13:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:13:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:13:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-02-07 19:13:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-02-07 19:13:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-02-07 19:13:12,600 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-02-07 19:13:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-02-07 19:13:12,601 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-02-07 19:13:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:13:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:13:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:13:12,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:13:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:13:12,602 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 19:13:12,711 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:13:12,715 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:13:13,007 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:13:13,008 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:13:13,227 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:13:13,227 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:13:13,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:13:13 BoogieIcfgContainer [2024-02-07 19:13:13,227 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:13:13,229 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:13:13,229 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:13:13,231 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:13:13,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:13:10" (1/4) ... [2024-02-07 19:13:13,232 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf01dda and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:13:13, skipping insertion in model container [2024-02-07 19:13:13,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:13:12" (2/4) ... [2024-02-07 19:13:13,234 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf01dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:13:13, skipping insertion in model container [2024-02-07 19:13:13,234 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:13:12" (3/4) ... [2024-02-07 19:13:13,235 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf01dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:13:13, skipping insertion in model container [2024-02-07 19:13:13,235 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:13:13" (4/4) ... [2024-02-07 19:13:13,236 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-barrier.wvr.c [2024-02-07 19:13:13,250 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:13:13,250 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2024-02-07 19:13:13,251 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:13:13,354 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-02-07 19:13:13,390 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 128 places, 113 transitions, 292 flow [2024-02-07 19:13:13,433 INFO L124 PetriNetUnfolderBase]: 4/99 cut-off events. [2024-02-07 19:13:13,434 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-02-07 19:13:13,437 INFO L83 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 99 events. 4/99 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 278 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 97. Up to 3 conditions per place. [2024-02-07 19:13:13,438 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 113 transitions, 292 flow [2024-02-07 19:13:13,442 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 113 places, 98 transitions, 244 flow [2024-02-07 19:13:13,449 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:13:13,454 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;@3395506, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:13:13,455 INFO L358 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2024-02-07 19:13:13,456 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:13:13,456 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:13:13,457 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:13:13,457 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:13:13,457 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:13:13,457 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (and 56 more)] === [2024-02-07 19:13:13,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:13:13,461 INFO L85 PathProgramCache]: Analyzing trace with hash 20034, now seen corresponding path program 1 times [2024-02-07 19:13:13,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:13:13,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528902861] [2024-02-07 19:13:13,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:13:13,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:13:13,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:13:13,590 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:13:13,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:13:13,624 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:13:13,625 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:13:13,626 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 59 remaining) [2024-02-07 19:13:13,627 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (57 of 59 remaining) [2024-02-07 19:13:13,629 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (56 of 59 remaining) [2024-02-07 19:13:13,629 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 59 remaining) [2024-02-07 19:13:13,629 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 59 remaining) [2024-02-07 19:13:13,630 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 59 remaining) [2024-02-07 19:13:13,630 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 59 remaining) [2024-02-07 19:13:13,630 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 59 remaining) [2024-02-07 19:13:13,630 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 59 remaining) [2024-02-07 19:13:13,630 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 59 remaining) [2024-02-07 19:13:13,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 59 remaining) [2024-02-07 19:13:13,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 59 remaining) [2024-02-07 19:13:13,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 59 remaining) [2024-02-07 19:13:13,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 59 remaining) [2024-02-07 19:13:13,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 59 remaining) [2024-02-07 19:13:13,633 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 59 remaining) [2024-02-07 19:13:13,633 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (42 of 59 remaining) [2024-02-07 19:13:13,633 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (41 of 59 remaining) [2024-02-07 19:13:13,633 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (40 of 59 remaining) [2024-02-07 19:13:13,633 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 59 remaining) [2024-02-07 19:13:13,634 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (38 of 59 remaining) [2024-02-07 19:13:13,634 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (37 of 59 remaining) [2024-02-07 19:13:13,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 59 remaining) [2024-02-07 19:13:13,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 59 remaining) [2024-02-07 19:13:13,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 59 remaining) [2024-02-07 19:13:13,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 59 remaining) [2024-02-07 19:13:13,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err4ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 59 remaining) [2024-02-07 19:13:13,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err5ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 59 remaining) [2024-02-07 19:13:13,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 59 remaining) [2024-02-07 19:13:13,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 59 remaining) [2024-02-07 19:13:13,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 59 remaining) [2024-02-07 19:13:13,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 59 remaining) [2024-02-07 19:13:13,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err4ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 59 remaining) [2024-02-07 19:13:13,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err5ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 59 remaining) [2024-02-07 19:13:13,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Thread1of1ForFork5Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 59 remaining) [2024-02-07 19:13:13,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 59 remaining) [2024-02-07 19:13:13,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 59 remaining) [2024-02-07 19:13:13,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 59 remaining) [2024-02-07 19:13:13,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 59 remaining) [2024-02-07 19:13:13,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 59 remaining) [2024-02-07 19:13:13,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 59 remaining) [2024-02-07 19:13:13,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 59 remaining) [2024-02-07 19:13:13,648 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 59 remaining) [2024-02-07 19:13:13,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 59 remaining) [2024-02-07 19:13:13,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 59 remaining) [2024-02-07 19:13:13,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Thread1of1ForFork0Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 59 remaining) [2024-02-07 19:13:13,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Thread1of1ForFork0Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 59 remaining) [2024-02-07 19:13:13,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 59 remaining) [2024-02-07 19:13:13,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 59 remaining) [2024-02-07 19:13:13,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 59 remaining) [2024-02-07 19:13:13,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 59 remaining) [2024-02-07 19:13:13,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err4ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 59 remaining) [2024-02-07 19:13:13,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err5ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 59 remaining) [2024-02-07 19:13:13,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 59 remaining) [2024-02-07 19:13:13,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 59 remaining) [2024-02-07 19:13:13,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 59 remaining) [2024-02-07 19:13:13,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 59 remaining) [2024-02-07 19:13:13,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err4ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 59 remaining) [2024-02-07 19:13:13,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err5ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 59 remaining) [2024-02-07 19:13:13,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:13:13,652 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 19:13:13,660 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:13:13,661 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:13:13,677 INFO L503 ceAbstractionStarter]: Automizer considered 27 witness invariants [2024-02-07 19:13:13,677 INFO L504 ceAbstractionStarter]: WitnessConsidered=27 [2024-02-07 19:13:13,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:13:13 BasicIcfg [2024-02-07 19:13:13,678 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:13:13,682 INFO L158 Benchmark]: Toolchain (without parser) took 1573.56ms. Allocated memory is still 167.8MB. Free memory was 132.3MB in the beginning and 123.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-02-07 19:13:13,682 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:13:13,682 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 109.1MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:13:13,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.06ms. Allocated memory is still 167.8MB. Free memory was 132.3MB in the beginning and 114.5MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-02-07 19:13:13,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.53ms. Allocated memory is still 167.8MB. Free memory was 114.5MB in the beginning and 111.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 19:13:13,683 INFO L158 Benchmark]: Boogie Preprocessor took 58.12ms. Allocated memory is still 167.8MB. Free memory was 111.4MB in the beginning and 108.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:13:13,684 INFO L158 Benchmark]: RCFGBuilder took 752.30ms. Allocated memory is still 167.8MB. Free memory was 108.3MB in the beginning and 74.9MB in the end (delta: 33.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-02-07 19:13:13,685 INFO L158 Benchmark]: TraceAbstraction took 450.07ms. Allocated memory is still 167.8MB. Free memory was 73.9MB in the beginning and 123.2MB in the end (delta: -49.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:13:13,686 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.08ms. Allocated memory is still 109.1MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.06ms. Allocated memory is still 167.8MB. Free memory was 132.3MB in the beginning and 114.5MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.53ms. Allocated memory is still 167.8MB. Free memory was 114.5MB in the beginning and 111.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.12ms. Allocated memory is still 167.8MB. Free memory was 111.4MB in the beginning and 108.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 752.30ms. Allocated memory is still 167.8MB. Free memory was 108.3MB in the beginning and 74.9MB in the end (delta: 33.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 450.07ms. Allocated memory is still 167.8MB. Free memory was 73.9MB in the beginning and 123.2MB in the end (delta: -49.3MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 179]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] int x_0, y_1; [L39] _Bool f1_2, f2_3; [L40] int temp_4, temp_5; [L41] int x_6, x_7; [L42] _Bool f1_8, f2_9; [L43] int temp_10, temp_11; [L44] int y_7; [L173] pthread_t t1, t4; [L176] x_0 = __VERIFIER_nondet_int() [L177] y_1 = __VERIFIER_nondet_int() [L178] f1_2 = __VERIFIER_nondet_bool() [L179] CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[f1_2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f1_2],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [f1_2=2, f1_8=0, f2_3=0, f2_9=0, t1={5:0}, t4={3:0}, temp_10=0, temp_11=0, temp_4=0, temp_5=0, x_0=0, x_6=0, x_7=0, y_1=0, y_7=0] - UnprovableResult [Line: 102]: 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: 101]: 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: 52]: 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: 58]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 66]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 83]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 91]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 180]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 185]: 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: 190]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 197]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 198]: 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: 192]: 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: 193]: 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: 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 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: 164]: 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: 115]: 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: 121]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 125]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 129]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 136]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 137]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 140]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 144]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 146]: 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: 101]: 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: 102]: 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: 164]: 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: 165]: 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 13 procedures, 190 locations, 59 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=244occurred 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 19:13:13,709 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