./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i --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/pthread-demo-datarace-1.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/pthread-C-DAC/pthread-demo-datarace-1.i ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/pthread-demo-datarace-1.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 19:05:50,378 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:05:50,447 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:05:50,451 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:05:50,452 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:05:50,474 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:05:50,475 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:05:50,475 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:05:50,476 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:05:50,479 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:05:50,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:05:50,479 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:05:50,484 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:05:50,484 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:05:50,484 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:05:50,485 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:05:50,485 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:05:50,485 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:05:50,485 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:05:50,485 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:05:50,485 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:05:50,486 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:05:50,486 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:05:50,486 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:05:50,486 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:05:50,487 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:05:50,487 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:05:50,487 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:05:50,487 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:05:50,488 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:05:50,488 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:05:50,489 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:05:50,489 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:05:50,489 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:05:50,489 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:05:50,489 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:05:50,489 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:05:50,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:05:50,490 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:05:50,490 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:05:50,490 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:05:50,490 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:05:50,491 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:05:50,491 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:05:50,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:05:50,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:05:50,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:05:50,691 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:05:50,695 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:05:50,697 INFO L431 ainManager$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/pthread-demo-datarace-1.yml/witness.yml [2024-02-07 19:05:50,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:05:50,771 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:05:50,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i [2024-02-07 19:05:51,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:05:52,106 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:05:52,107 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i [2024-02-07 19:05:52,122 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ea3513b4/f5f1bb30c70448279d517feacd9bc362/FLAG8bb5149e6 [2024-02-07 19:05:52,132 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ea3513b4/f5f1bb30c70448279d517feacd9bc362 [2024-02-07 19:05:52,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:05:52,134 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:05:52,136 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:05:52,136 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:05:52,140 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:05:52,141 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:05:50" (1/2) ... [2024-02-07 19:05:52,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ebc4580 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:05:52, skipping insertion in model container [2024-02-07 19:05:52,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:05:50" (1/2) ... [2024-02-07 19:05:52,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d1fbdf4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:05:52, skipping insertion in model container [2024-02-07 19:05:52,144 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:05:52" (2/2) ... [2024-02-07 19:05:52,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ebc4580 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52, skipping insertion in model container [2024-02-07 19:05:52,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:05:52" (2/2) ... [2024-02-07 19:05:52,145 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:05:52,224 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:05:52,225 INFO L76 edCorrectnessWitness]: Location invariant before [L1327-L1327] 0 <= j [2024-02-07 19:05:52,226 INFO L76 edCorrectnessWitness]: Location invariant before [L1357-L1357] 0 <= myglobal [2024-02-07 19:05:52,226 INFO L76 edCorrectnessWitness]: Location invariant before [L1328-L1328] 1 <= j [2024-02-07 19:05:52,226 INFO L76 edCorrectnessWitness]: Location invariant before [L1350-L1350] 0 <= myglobal [2024-02-07 19:05:52,226 INFO L76 edCorrectnessWitness]: Location invariant before [L1338-L1338] ((((2147483648LL + (long long )i) + (long long )myglobal >= 0LL) && ((2147483647LL - (long long )i) + (long long )myglobal >= 0LL)) && ((2147483648LL + (long long )i) - (long long )myglobal >= 0LL)) && ((2147483647LL - (long long )i) - (long long )myglobal >= 0LL) [2024-02-07 19:05:52,226 INFO L76 edCorrectnessWitness]: Location invariant before [L1326-L1326] 0 <= myglobal [2024-02-07 19:05:52,227 INFO L76 edCorrectnessWitness]: Location invariant before [L1341-L1341] ((((2147483648LL + (long long )i) + (long long )myglobal >= 0LL) && ((2147483647LL - (long long )i) + (long long )myglobal >= 0LL)) && ((2147483648LL + (long long )i) - (long long )myglobal >= 0LL)) && ((2147483647LL - (long long )i) - (long long )myglobal >= 0LL) [2024-02-07 19:05:52,227 INFO L76 edCorrectnessWitness]: Location invariant before [L1351-L1351] 1 <= myglobal [2024-02-07 19:05:52,227 INFO L76 edCorrectnessWitness]: Location invariant before [L1329-L1329] 1 <= j [2024-02-07 19:05:52,227 INFO L76 edCorrectnessWitness]: Location invariant before [L1339-L1339] ((((2147483648LL + (long long )i) + (long long )myglobal >= 0LL) && ((2147483647LL - (long long )i) + (long long )myglobal >= 0LL)) && ((2147483648LL + (long long )i) - (long long )myglobal >= 0LL)) && ((2147483647LL - (long long )i) - (long long )myglobal >= 0LL) [2024-02-07 19:05:52,227 INFO L76 edCorrectnessWitness]: Location invariant before [L1340-L1340] ((((2147483648LL + (long long )i) + (long long )myglobal >= 0LL) && ((2147483647LL - (long long )i) + (long long )myglobal >= 0LL)) && ((2147483648LL + (long long )i) - (long long )myglobal >= 0LL)) && ((2147483647LL - (long long )i) - (long long )myglobal >= 0LL) [2024-02-07 19:05:52,227 INFO L76 edCorrectnessWitness]: Location invariant before [L1342-L1342] ((((2147483648LL + (long long )i) + (long long )myglobal >= 0LL) && ((2147483647LL - (long long )i) + (long long )myglobal >= 0LL)) && ((2147483648LL + (long long )i) - (long long )myglobal >= 0LL)) && ((2147483647LL - (long long )i) - (long long )myglobal >= 0LL) [2024-02-07 19:05:52,227 INFO L76 edCorrectnessWitness]: Location invariant before [L1330-L1330] ((1 <= myglobal) && ((0LL - (long long )j) + (long long )myglobal >= 0LL)) && ((long long )j - (long long )myglobal >= 0LL) [2024-02-07 19:05:52,275 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:05:52,418 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i[820,833] [2024-02-07 19:05:52,663 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:05:52,672 INFO L206 MainTranslator]: Completed pre-run [2024-02-07 19:05:52,682 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i[820,833] 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 19:05:52,769 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:05:52,818 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:05:52,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52 WrapperNode [2024-02-07 19:05:52,819 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:05:52,820 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:05:52,820 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:05:52,820 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:05:52,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (1/1) ... [2024-02-07 19:05:52,840 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (1/1) ... [2024-02-07 19:05:52,857 INFO L138 Inliner]: procedures = 365, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2024-02-07 19:05:52,858 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:05:52,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:05:52,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:05:52,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:05:52,865 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (1/1) ... [2024-02-07 19:05:52,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (1/1) ... [2024-02-07 19:05:52,868 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (1/1) ... [2024-02-07 19:05:52,879 INFO L175 MemorySlicer]: Split 9 memory accesses to 3 slices as follows [2, 5, 2]. 56 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 5, 0]. The 1 writes are split as follows [0, 0, 1]. [2024-02-07 19:05:52,879 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (1/1) ... [2024-02-07 19:05:52,879 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (1/1) ... [2024-02-07 19:05:52,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (1/1) ... [2024-02-07 19:05:52,886 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (1/1) ... [2024-02-07 19:05:52,887 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (1/1) ... [2024-02-07 19:05:52,888 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (1/1) ... [2024-02-07 19:05:52,890 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:05:52,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:05:52,891 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:05:52,891 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:05:52,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (1/1) ... [2024-02-07 19:05:52,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:05:52,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:05:52,922 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 19:05:52,923 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 19:05:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:05:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:05:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-02-07 19:05:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:05:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:05:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:05:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:05:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:05:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:05:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-02-07 19:05:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:05:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_mutex [2024-02-07 19:05:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_mutex [2024-02-07 19:05:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:05:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:05:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:05:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:05:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:05:52,960 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 19:05:53,080 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:05:53,082 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:05:53,251 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:05:53,252 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:05:53,323 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:05:53,323 INFO L320 CfgBuilder]: Removed 2 assume(true) statements. [2024-02-07 19:05:53,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:05:53 BoogieIcfgContainer [2024-02-07 19:05:53,324 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:05:53,325 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:05:53,325 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:05:53,328 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:05:53,328 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:05:50" (1/4) ... [2024-02-07 19:05:53,329 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15cf5e84 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:05:53, skipping insertion in model container [2024-02-07 19:05:53,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:05:52" (2/4) ... [2024-02-07 19:05:53,329 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15cf5e84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:05:53, skipping insertion in model container [2024-02-07 19:05:53,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:05:52" (3/4) ... [2024-02-07 19:05:53,329 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15cf5e84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:05:53, skipping insertion in model container [2024-02-07 19:05:53,330 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:05:53" (4/4) ... [2024-02-07 19:05:53,330 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-1.i [2024-02-07 19:05:53,348 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:05:53,348 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2024-02-07 19:05:53,348 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:05:53,379 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-02-07 19:05:53,403 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 51 places, 50 transitions, 107 flow [2024-02-07 19:05:53,427 INFO L124 PetriNetUnfolderBase]: 3/49 cut-off events. [2024-02-07 19:05:53,427 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-02-07 19:05:53,429 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54 conditions, 49 events. 3/49 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 103 event pairs, 0 based on Foata normal form. 0/32 useless extension candidates. Maximal degree in co-relation 28. Up to 2 conditions per place. [2024-02-07 19:05:53,429 INFO L82 GeneralOperation]: Start removeDead. Operand has 51 places, 50 transitions, 107 flow [2024-02-07 19:05:53,432 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 48 places, 46 transitions, 98 flow [2024-02-07 19:05:53,440 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:05:53,448 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;@3b4a9ba3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:05:53,449 INFO L358 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2024-02-07 19:05:53,451 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:05:53,451 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:05:53,451 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:05:53,451 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:05:53,452 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:05:53,452 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 17 more)] === [2024-02-07 19:05:53,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:05:53,456 INFO L85 PathProgramCache]: Analyzing trace with hash 9720, now seen corresponding path program 1 times [2024-02-07 19:05:53,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:05:53,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354861413] [2024-02-07 19:05:53,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:05:53,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:05:53,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:05:53,575 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:05:53,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:05:53,620 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:05:53,622 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:05:53,623 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 20 remaining) [2024-02-07 19:05:53,625 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 20 remaining) [2024-02-07 19:05:53,626 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 20 remaining) [2024-02-07 19:05:53,629 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 20 remaining) [2024-02-07 19:05:53,629 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 20 remaining) [2024-02-07 19:05:53,629 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 20 remaining) [2024-02-07 19:05:53,630 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 20 remaining) [2024-02-07 19:05:53,630 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 20 remaining) [2024-02-07 19:05:53,630 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (11 of 20 remaining) [2024-02-07 19:05:53,630 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 20 remaining) [2024-02-07 19:05:53,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr0ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 20 remaining) [2024-02-07 19:05:53,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr1ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 20 remaining) [2024-02-07 19:05:53,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr2ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 20 remaining) [2024-02-07 19:05:53,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr3ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 20 remaining) [2024-02-07 19:05:53,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr4ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 20 remaining) [2024-02-07 19:05:53,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr0ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 20 remaining) [2024-02-07 19:05:53,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr1ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 20 remaining) [2024-02-07 19:05:53,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr2ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 20 remaining) [2024-02-07 19:05:53,633 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr3ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 20 remaining) [2024-02-07 19:05:53,633 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr4ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 20 remaining) [2024-02-07 19:05:53,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:05:53,634 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 19:05:53,642 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:05:53,643 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:05:53,656 INFO L503 ceAbstractionStarter]: Automizer considered 13 witness invariants [2024-02-07 19:05:53,656 INFO L504 ceAbstractionStarter]: WitnessConsidered=13 [2024-02-07 19:05:53,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:05:53 BasicIcfg [2024-02-07 19:05:53,657 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:05:53,661 INFO L158 Benchmark]: Toolchain (without parser) took 1524.63ms. Allocated memory is still 159.4MB. Free memory was 97.4MB in the beginning and 50.7MB in the end (delta: 46.7MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-02-07 19:05:53,662 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 159.4MB. Free memory is still 119.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:05:53,662 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 159.4MB. Free memory is still 115.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:05:53,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 683.30ms. Allocated memory is still 159.4MB. Free memory was 97.0MB in the beginning and 107.3MB in the end (delta: -10.3MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-02-07 19:05:53,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.75ms. Allocated memory is still 159.4MB. Free memory was 107.3MB in the beginning and 104.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:05:53,664 INFO L158 Benchmark]: Boogie Preprocessor took 32.24ms. Allocated memory is still 159.4MB. Free memory was 104.4MB in the beginning and 102.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:05:53,665 INFO L158 Benchmark]: RCFGBuilder took 433.24ms. Allocated memory is still 159.4MB. Free memory was 102.3MB in the beginning and 74.5MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-02-07 19:05:53,666 INFO L158 Benchmark]: TraceAbstraction took 332.30ms. Allocated memory is still 159.4MB. Free memory was 73.8MB in the beginning and 50.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-02-07 19:05:53,669 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 159.4MB. Free memory is still 119.0MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 159.4MB. Free memory is still 115.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 683.30ms. Allocated memory is still 159.4MB. Free memory was 97.0MB in the beginning and 107.3MB in the end (delta: -10.3MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.75ms. Allocated memory is still 159.4MB. Free memory was 107.3MB in the beginning and 104.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.24ms. Allocated memory is still 159.4MB. Free memory was 104.4MB in the beginning and 102.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 433.24ms. Allocated memory is still 159.4MB. Free memory was 102.3MB in the beginning and 74.5MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 332.30ms. Allocated memory is still 159.4MB. Free memory was 73.8MB in the beginning and 50.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1338]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L1318] int myglobal; [L1319] pthread_mutex_t mymutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L1319] pthread_mutex_t mymutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L1319] pthread_mutex_t mymutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L1319] pthread_mutex_t mymutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L1319] pthread_mutex_t mymutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L1319] pthread_mutex_t mymutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L1336] pthread_t mythread; [L1337] int i; VAL [myglobal=0, mymutex={3:0}, mythread={5:0}] [L1338] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,IntegerLiteral[2147483648LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[myglobal]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[2147483647LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[myglobal]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHPLUS,IntegerLiteral[2147483648LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[myglobal]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[2147483647LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[myglobal]]],IntegerLiteral[0LL]]]]] VAL [i=-2147483649, myglobal=0, mymutex={3:0}, mythread={5:0}] - UnprovableResult [Line: 1339]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1340]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1341]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1342]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1350]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1357]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1351]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 13]: 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: 1343]: 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: 1326]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1327]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1328]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1329]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1330]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 66 locations, 20 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred 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 19:05:53,698 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE