./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/pthread-demo-datarace-3.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3d25acf6 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-3.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/pthread-demo-datarace-3.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-3d25acf-m [2024-01-30 14:40:02,299 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-30 14:40:02,386 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-30 14:40:02,392 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-30 14:40:02,393 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-30 14:40:02,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-30 14:40:02,418 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-30 14:40:02,418 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-30 14:40:02,418 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-30 14:40:02,421 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-30 14:40:02,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-30 14:40:02,422 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-30 14:40:02,423 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-30 14:40:02,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-30 14:40:02,424 INFO L153 SettingsManager]: * Use SBE=true [2024-01-30 14:40:02,424 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-30 14:40:02,424 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-30 14:40:02,424 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-30 14:40:02,425 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-30 14:40:02,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-30 14:40:02,426 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-30 14:40:02,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-30 14:40:02,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-30 14:40:02,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-30 14:40:02,427 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-30 14:40:02,427 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-30 14:40:02,427 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-30 14:40:02,427 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-30 14:40:02,428 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-30 14:40:02,428 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-30 14:40:02,429 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-30 14:40:02,429 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-30 14:40:02,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-30 14:40:02,429 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-30 14:40:02,429 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-30 14:40:02,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-30 14:40:02,430 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-30 14:40:02,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-30 14:40:02,430 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-30 14:40:02,430 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-30 14:40:02,431 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-30 14:40:02,431 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-30 14:40:02,431 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-30 14:40:02,431 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-30 14:40:02,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-30 14:40:02,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-30 14:40:02,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-30 14:40:02,668 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-30 14:40:02,668 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-30 14:40:02,669 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/pthread-demo-datarace-3.yml/witness.yml [2024-01-30 14:40:02,789 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-30 14:40:02,789 INFO L274 PluginConnector]: CDTParser initialized [2024-01-30 14:40:02,790 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i [2024-01-30 14:40:03,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-30 14:40:03,988 INFO L384 CDTParser]: Found 1 translation units. [2024-01-30 14:40:03,999 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i [2024-01-30 14:40:04,014 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a091cf31/c0c4fabbe97145b1b37e7f60ee785b56/FLAG20408dae9 [2024-01-30 14:40:04,024 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a091cf31/c0c4fabbe97145b1b37e7f60ee785b56 [2024-01-30 14:40:04,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-30 14:40:04,025 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-30 14:40:04,026 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-30 14:40:04,026 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-30 14:40:04,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-30 14:40:04,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 30.01 02:40:02" (1/2) ... [2024-01-30 14:40:04,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2519b932 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 30.01 02:40:04, skipping insertion in model container [2024-01-30 14:40:04,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 30.01 02:40:02" (1/2) ... [2024-01-30 14:40:04,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44bf104a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 30.01 02:40:04, skipping insertion in model container [2024-01-30 14:40:04,038 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 02:40:04" (2/2) ... [2024-01-30 14:40:04,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2519b932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04, skipping insertion in model container [2024-01-30 14:40:04,038 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 02:40:04" (2/2) ... [2024-01-30 14:40:04,038 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-30 14:40:04,104 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-30 14:40:04,105 INFO L98 nessWitnessExtractor]: Location invariant before [L1332-L1332] ((1 <= j) && ((unsigned long )arg == 0UL)) && ((((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) [2024-01-30 14:40:04,105 INFO L98 nessWitnessExtractor]: Location invariant before [L1363-L1363] i == 20 [2024-01-30 14:40:04,105 INFO L98 nessWitnessExtractor]: Location invariant before [L1328-L1328] ((0 <= myglobal) && ((unsigned long )arg == 0UL)) && ((1 <= j && (((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1)) || ((((((2147483648LL + (long long )i) + (long long )j >= 0LL && (2147483648LL - (long long )i) + (long long )j >= 0LL) && (2147483647LL + (long long )i) - (long long )j >= 0LL) && (2147483647LL - (long long )i) - (long long )j >= 0LL) && 0 == i) && i == 0)) [2024-01-30 14:40:04,105 INFO L98 nessWitnessExtractor]: Location invariant before [L1358-L1361] i == 20 [2024-01-30 14:40:04,106 INFO L98 nessWitnessExtractor]: Location invariant before [L1364-L1364] i == 20 [2024-01-30 14:40:04,106 INFO L98 nessWitnessExtractor]: Location invariant before [L1331-L1331] ((1 <= j) && ((unsigned long )arg == 0UL)) && ((((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) [2024-01-30 14:40:04,106 INFO L98 nessWitnessExtractor]: Location invariant before [L1356-L1356] (1 <= myglobal) && (((((((((((((12 <= i && i <= 19) || i == 11) || i == 10) || i == 9) || i == 8) || i == 7) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) [2024-01-30 14:40:04,106 INFO L98 nessWitnessExtractor]: Location invariant before [L1336-L1336] ((1 <= j) && (i == 20)) && ((unsigned long )arg == 0UL) [2024-01-30 14:40:04,106 INFO L98 nessWitnessExtractor]: Location invariant before [L1362-L1362] i == 20 [2024-01-30 14:40:04,107 INFO L98 nessWitnessExtractor]: Loop invariant at [L1325-L1335] ((unsigned long )arg == 0UL) && (((1 <= j && ((((((((((5 <= i && (i <= 19 || i <= 20)) || i == 4) || i == 4) || i == 3) || i == 3) || i == 2) || i == 2) || i == 1) || i == 1) || (0 == i && i == 0))) || ((((((2147483648LL + (long long )i) + (long long )j >= 0LL && (2147483648LL - (long long )i) + (long long )j >= 0LL) && (2147483647LL + (long long )i) - (long long )j >= 0LL) && (2147483647LL - (long long )i) - (long long )j >= 0LL) && 0 == i) && i == 0)) || ((((4294967296LL + (long long )i) + (long long )j >= 0LL && (4294967295LL - (long long )i) + (long long )j >= 0LL) && (4294967295LL + (long long )i) - (long long )j >= 0LL) && (4294967294LL - (long long )i) - (long long )j >= 0LL)) [2024-01-30 14:40:04,107 INFO L98 nessWitnessExtractor]: Location invariant before [L1327-L1327] ((unsigned long )arg == 0UL) && ((1 <= j && (((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1)) || ((((((2147483648LL + (long long )i) + (long long )j >= 0LL && (2147483648LL - (long long )i) + (long long )j >= 0LL) && (2147483647LL + (long long )i) - (long long )j >= 0LL) && (2147483647LL - (long long )i) - (long long )j >= 0LL) && 0 == i) && i == 0)) [2024-01-30 14:40:04,107 INFO L98 nessWitnessExtractor]: Location invariant before [L1355-L1355] (0 <= myglobal) && (((((((((((((12 <= i && i <= 19) || i == 11) || i == 10) || i == 9) || i == 8) || i == 7) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) [2024-01-30 14:40:04,107 INFO L98 nessWitnessExtractor]: Location invariant before [L1354-L1354] ((((((((((((12 <= i && i <= 19) || i == 11) || i == 10) || i == 9) || i == 8) || i == 7) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0) [2024-01-30 14:40:04,107 INFO L98 nessWitnessExtractor]: Location invariant before [L1360-L1360] i == 20 [2024-01-30 14:40:04,107 INFO L98 nessWitnessExtractor]: Location invariant before [L1365-L1365] i == 20 [2024-01-30 14:40:04,107 INFO L98 nessWitnessExtractor]: Location invariant before [L1329-L1329] (((0 <= myglobal) && (0 <= j)) && ((unsigned long )arg == 0UL)) && ((((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) [2024-01-30 14:40:04,107 INFO L98 nessWitnessExtractor]: Location invariant before [L1330-L1330] ((0 <= j) && ((unsigned long )arg == 0UL)) && ((((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) [2024-01-30 14:40:04,107 INFO L98 nessWitnessExtractor]: Location invariant before [L1333-L1333] (((0 <= myglobal) && (1 <= j)) && ((unsigned long )arg == 0UL)) && ((((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) [2024-01-30 14:40:04,107 INFO L98 nessWitnessExtractor]: Location invariant before [L1334-L1334] (((1 <= myglobal) && (1 <= j)) && ((unsigned long )arg == 0UL)) && ((((((5 <= i && i <= 19) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) [2024-01-30 14:40:04,156 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-30 14:40:04,313 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-3.i[818,831] [2024-01-30 14:40:04,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-30 14:40:04,690 INFO L202 MainTranslator]: Completed pre-run [2024-01-30 14:40:04,699 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-3.i[818,831] 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 [2024-01-30 14:40:04,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-30 14:40:04,834 INFO L206 MainTranslator]: Completed translation [2024-01-30 14:40:04,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04 WrapperNode [2024-01-30 14:40:04,835 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-30 14:40:04,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-30 14:40:04,840 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-30 14:40:04,840 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-30 14:40:04,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (1/1) ... [2024-01-30 14:40:04,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (1/1) ... [2024-01-30 14:40:04,906 INFO L138 Inliner]: procedures = 365, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2024-01-30 14:40:04,906 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-30 14:40:04,907 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-30 14:40:04,907 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-30 14:40:04,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-30 14:40:04,923 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (1/1) ... [2024-01-30 14:40:04,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (1/1) ... [2024-01-30 14:40:04,931 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (1/1) ... [2024-01-30 14:40:04,952 INFO L175 MemorySlicer]: Split 4 memory accesses to 2 slices as follows [2, 2]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 1 writes are split as follows [0, 1]. [2024-01-30 14:40:04,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (1/1) ... [2024-01-30 14:40:04,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (1/1) ... [2024-01-30 14:40:04,969 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (1/1) ... [2024-01-30 14:40:04,975 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (1/1) ... [2024-01-30 14:40:04,976 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (1/1) ... [2024-01-30 14:40:04,981 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (1/1) ... [2024-01-30 14:40:04,984 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-30 14:40:04,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-30 14:40:04,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-30 14:40:04,988 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-30 14:40:04,989 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (1/1) ... [2024-01-30 14:40:04,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-30 14:40:04,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-30 14:40:05,014 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) [2024-01-30 14:40:05,033 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 [2024-01-30 14:40:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-30 14:40:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-30 14:40:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-30 14:40:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-30 14:40:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-30 14:40:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-30 14:40:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_datarace [2024-01-30 14:40:05,048 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_datarace [2024-01-30 14:40:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-30 14:40:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-30 14:40:05,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-30 14:40:05,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-30 14:40:05,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-30 14:40:05,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-30 14:40:05,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-30 14:40:05,050 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-30 14:40:05,197 INFO L244 CfgBuilder]: Building ICFG [2024-01-30 14:40:05,199 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-30 14:40:05,450 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-30 14:40:05,451 INFO L293 CfgBuilder]: Performing block encoding [2024-01-30 14:40:05,544 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-30 14:40:05,545 INFO L320 CfgBuilder]: Removed 2 assume(true) statements. [2024-01-30 14:40:05,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:40:05 BoogieIcfgContainer [2024-01-30 14:40:05,545 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-30 14:40:05,546 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-30 14:40:05,546 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-30 14:40:05,549 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-30 14:40:05,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 30.01 02:40:02" (1/4) ... [2024-01-30 14:40:05,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401723b7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 30.01 02:40:05, skipping insertion in model container [2024-01-30 14:40:05,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.01 02:40:04" (2/4) ... [2024-01-30 14:40:05,550 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401723b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 02:40:05, skipping insertion in model container [2024-01-30 14:40:05,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:40:04" (3/4) ... [2024-01-30 14:40:05,550 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401723b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 02:40:05, skipping insertion in model container [2024-01-30 14:40:05,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:40:05" (4/4) ... [2024-01-30 14:40:05,551 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-3.i [2024-01-30 14:40:05,563 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-30 14:40:05,564 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 21 error locations. [2024-01-30 14:40:05,564 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-30 14:40:05,666 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-01-30 14:40:05,695 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 56 places, 56 transitions, 119 flow [2024-01-30 14:40:05,724 INFO L124 PetriNetUnfolderBase]: 4/55 cut-off events. [2024-01-30 14:40:05,727 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-30 14:40:05,730 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60 conditions, 55 events. 4/55 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 123 event pairs, 0 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 35. Up to 2 conditions per place. [2024-01-30 14:40:05,731 INFO L82 GeneralOperation]: Start removeDead. Operand has 56 places, 56 transitions, 119 flow [2024-01-30 14:40:05,735 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 54 places, 54 transitions, 114 flow [2024-01-30 14:40:05,744 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-30 14:40:05,748 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;@4d7f4d5a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-30 14:40:05,749 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2024-01-30 14:40:05,754 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-30 14:40:05,755 INFO L124 PetriNetUnfolderBase]: 0/6 cut-off events. [2024-01-30 14:40:05,755 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-30 14:40:05,755 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-30 14:40:05,755 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-30 14:40:05,756 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread_function_dataraceErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (and 30 more)] === [2024-01-30 14:40:05,760 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-30 14:40:05,760 INFO L85 PathProgramCache]: Analyzing trace with hash 9350585, now seen corresponding path program 1 times [2024-01-30 14:40:05,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-30 14:40:05,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270993832] [2024-01-30 14:40:05,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-30 14:40:05,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-30 14:40:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-30 14:40:05,919 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-30 14:40:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-30 14:40:05,967 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-30 14:40:05,969 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-30 14:40:05,970 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thread_function_dataraceErr0ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 33 remaining) [2024-01-30 14:40:05,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 33 remaining) [2024-01-30 14:40:05,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 33 remaining) [2024-01-30 14:40:05,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 33 remaining) [2024-01-30 14:40:05,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 33 remaining) [2024-01-30 14:40:05,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 33 remaining) [2024-01-30 14:40:05,973 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 33 remaining) [2024-01-30 14:40:05,973 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (25 of 33 remaining) [2024-01-30 14:40:05,973 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 33 remaining) [2024-01-30 14:40:05,973 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 33 remaining) [2024-01-30 14:40:05,974 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 33 remaining) [2024-01-30 14:40:05,974 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 33 remaining) [2024-01-30 14:40:05,974 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr0ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 33 remaining) [2024-01-30 14:40:05,975 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr1ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 33 remaining) [2024-01-30 14:40:05,975 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr10ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 33 remaining) [2024-01-30 14:40:05,975 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr2ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 33 remaining) [2024-01-30 14:40:05,975 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr3ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 33 remaining) [2024-01-30 14:40:05,975 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr4ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 33 remaining) [2024-01-30 14:40:05,976 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr5ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 33 remaining) [2024-01-30 14:40:05,977 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr6ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 33 remaining) [2024-01-30 14:40:05,977 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr7ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 33 remaining) [2024-01-30 14:40:05,977 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr8ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 33 remaining) [2024-01-30 14:40:05,977 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr9ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 33 remaining) [2024-01-30 14:40:05,978 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr1ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 33 remaining) [2024-01-30 14:40:05,978 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr10ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 33 remaining) [2024-01-30 14:40:05,978 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr2ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 33 remaining) [2024-01-30 14:40:05,978 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr3ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 33 remaining) [2024-01-30 14:40:05,979 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr4ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 33 remaining) [2024-01-30 14:40:05,979 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr5ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 33 remaining) [2024-01-30 14:40:05,979 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr6ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 33 remaining) [2024-01-30 14:40:05,980 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr7ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 33 remaining) [2024-01-30 14:40:05,982 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr8ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 33 remaining) [2024-01-30 14:40:05,982 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr9ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 33 remaining) [2024-01-30 14:40:05,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-30 14:40:05,983 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-01-30 14:40:05,991 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-30 14:40:05,991 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-30 14:40:06,006 INFO L503 ceAbstractionStarter]: Automizer considered 20 witness invariants [2024-01-30 14:40:06,006 INFO L504 ceAbstractionStarter]: WitnessConsidered=20 [2024-01-30 14:40:06,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.01 02:40:06 BasicIcfg [2024-01-30 14:40:06,007 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-30 14:40:06,008 INFO L158 Benchmark]: Toolchain (without parser) took 1982.72ms. Allocated memory is still 174.1MB. Free memory was 97.0MB in the beginning and 129.2MB in the end (delta: -32.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-30 14:40:06,009 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 113.2MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-30 14:40:06,009 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 174.1MB. Free memory is still 146.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-30 14:40:06,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 809.19ms. Allocated memory is still 174.1MB. Free memory was 96.7MB in the beginning and 120.5MB in the end (delta: -23.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-01-30 14:40:06,012 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.42ms. Allocated memory is still 174.1MB. Free memory was 120.5MB in the beginning and 118.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-30 14:40:06,012 INFO L158 Benchmark]: Boogie Preprocessor took 79.83ms. Allocated memory is still 174.1MB. Free memory was 118.3MB in the beginning and 115.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-30 14:40:06,012 INFO L158 Benchmark]: RCFGBuilder took 557.53ms. Allocated memory is still 174.1MB. Free memory was 115.7MB in the beginning and 73.8MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-01-30 14:40:06,014 INFO L158 Benchmark]: TraceAbstraction took 460.87ms. Allocated memory is still 174.1MB. Free memory was 73.0MB in the beginning and 129.2MB in the end (delta: -56.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-30 14:40:06,016 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 113.2MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.08ms. Allocated memory is still 174.1MB. Free memory is still 146.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 809.19ms. Allocated memory is still 174.1MB. Free memory was 96.7MB in the beginning and 120.5MB in the end (delta: -23.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.42ms. Allocated memory is still 174.1MB. Free memory was 120.5MB in the beginning and 118.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.83ms. Allocated memory is still 174.1MB. Free memory was 118.3MB in the beginning and 115.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 557.53ms. Allocated memory is still 174.1MB. Free memory was 115.7MB in the beginning and 73.8MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 460.87ms. Allocated memory is still 174.1MB. Free memory was 73.0MB in the beginning and 129.2MB in the end (delta: -56.2MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1325]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L1320] 0 int myglobal; [L1321] 0 pthread_mutex_t mymutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L1340] 0 pthread_t mythread; [L1341] 0 int i; [L1342] FCALL, FORK 0 pthread_create( &mythread, ((void *)0), thread_function_datarace, ((void *)0)) VAL [arg={0:0}, myglobal=0, mythread={3:0}] [L1324] 1 int i,j; [L1325] 1 i=0 VAL [arg={0:0}, arg={0:0}, i=0, myglobal=0] [L1325] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[j]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[5],IdentifierExpression[i]],BinaryExpression[LOGICOR,BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[19]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[20]]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[4]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[4]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[3]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[3]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[2]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[2]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[1]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[1]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]]],BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,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[j]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[2147483648LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHPLUS,IntegerLiteral[2147483647LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[2147483647LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]]],BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,IntegerLiteral[4294967296LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[4294967295LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHPLUS,IntegerLiteral[4294967295LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHMINUS,BinaryExpression[ARITHMINUS,IntegerLiteral[4294967294LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[j]]],IntegerLiteral[0LL]]]]]]] VAL [arg={0:0}, arg={0:0}, i=0, j=-4294967297, myglobal=0] - UnprovableResult [Line: 1354]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1358]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1355]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1356]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1360]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1362]: 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: 1363]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1364]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1365]: 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 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: 1327]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1336]: 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. - UnprovableResult [Line: 1331]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1332]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1333]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1334]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1325]: 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, 78 locations, 33 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: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred 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, 4 NumberOfCodeBlocks, 4 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! [2024-01-30 14:40:06,057 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