./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.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/pthread-demo-datarace-1.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 59af5db6 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.2023-12-19_14-39-08.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-dev-59af5db-m [2024-02-02 09:17:14,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-02 09:17:14,176 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-02 09:17:14,182 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-02 09:17:14,183 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-02 09:17:14,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-02 09:17:14,230 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-02 09:17:14,230 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-02 09:17:14,231 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-02 09:17:14,235 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-02 09:17:14,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-02 09:17:14,236 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-02 09:17:14,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-02 09:17:14,246 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-02 09:17:14,246 INFO L153 SettingsManager]: * Use SBE=true [2024-02-02 09:17:14,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-02 09:17:14,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-02 09:17:14,247 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-02 09:17:14,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-02 09:17:14,248 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-02 09:17:14,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-02 09:17:14,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-02 09:17:14,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-02 09:17:14,250 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-02 09:17:14,250 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-02 09:17:14,251 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-02 09:17:14,251 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-02 09:17:14,251 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-02 09:17:14,252 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-02 09:17:14,252 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-02 09:17:14,253 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-02 09:17:14,253 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-02 09:17:14,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-02 09:17:14,254 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-02 09:17:14,254 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-02 09:17:14,254 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-02 09:17:14,254 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-02 09:17:14,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-02 09:17:14,255 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-02 09:17:14,255 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-02 09:17:14,255 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-02 09:17:14,256 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-02 09:17:14,256 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-02 09:17:14,256 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-02 09:17:14,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-02 09:17:14,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-02 09:17:14,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-02 09:17:14,548 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-02 09:17:14,549 INFO L274 PluginConnector]: CDTParser initialized [2024-02-02 09:17:14,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i [2024-02-02 09:17:15,747 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-02 09:17:16,030 INFO L384 CDTParser]: Found 1 translation units. [2024-02-02 09:17:16,031 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i [2024-02-02 09:17:16,051 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aecd23a2a/a1ca1959f4e843da871322ad7a1df991/FLAGd8bbcccc3 [2024-02-02 09:17:16,066 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aecd23a2a/a1ca1959f4e843da871322ad7a1df991 [2024-02-02 09:17:16,068 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-02 09:17:16,068 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-02 09:17:16,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/pthread-demo-datarace-1.yml/witness.yml [2024-02-02 09:17:16,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-02 09:17:16,207 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-02 09:17:16,208 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-02 09:17:16,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-02 09:17:16,213 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-02 09:17:16,214 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:17:16" (1/2) ... [2024-02-02 09:17:16,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62feaf27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:16, skipping insertion in model container [2024-02-02 09:17:16,215 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:17:16" (1/2) ... [2024-02-02 09:17:16,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62609ecf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:16, skipping insertion in model container [2024-02-02 09:17:16,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:17:16" (2/2) ... [2024-02-02 09:17:16,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62feaf27 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:16, skipping insertion in model container [2024-02-02 09:17:16,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:17:16" (2/2) ... [2024-02-02 09:17:16,219 INFO L86 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-02 09:17:16,369 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-02-02 09:17:16,371 INFO L101 nessWitnessExtractor]: Location invariant before [L1332-L1332] ((1 <= j) && (i == 20)) && ((unsigned long )arg == 0UL) [2024-02-02 09:17:16,371 INFO L101 nessWitnessExtractor]: Location invariant before [L1358-L1358] i == 20 [2024-02-02 09:17:16,371 INFO L101 nessWitnessExtractor]: 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)) && (myglobal == 0) [2024-02-02 09:17:16,372 INFO L101 nessWitnessExtractor]: 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)) && (myglobal == 0) [2024-02-02 09:17:16,372 INFO L101 nessWitnessExtractor]: Location invariant before [L1329-L1329] (((0 <= myglobal) && (1 <= j)) && ((unsigned long )arg == 0UL)) && ((((((((7 <= i && i <= 19) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) [2024-02-02 09:17:16,373 INFO L101 nessWitnessExtractor]: Location invariant before [L1327-L1327] (((0 <= myglobal) && (0 <= j)) && ((unsigned long )arg == 0UL)) && ((((((((7 <= i && i <= 19) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) [2024-02-02 09:17:16,373 INFO L101 nessWitnessExtractor]: Location invariant before [L1325-L1325] ((unsigned long )arg == 0UL) && ((1 <= j && (((((((7 <= i && i <= 19) || i == 6) || i == 5) || 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)) [2024-02-02 09:17:16,373 INFO L101 nessWitnessExtractor]: Location invariant before [L1353-L1356] i == 20 [2024-02-02 09:17:16,373 INFO L101 nessWitnessExtractor]: 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)) && (myglobal == 0) [2024-02-02 09:17:16,373 INFO L101 nessWitnessExtractor]: 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)) && (myglobal == 0) [2024-02-02 09:17:16,374 INFO L101 nessWitnessExtractor]: Location invariant before [L1357-L1357] i == 20 [2024-02-02 09:17:16,374 INFO L101 nessWitnessExtractor]: Location invariant before [L1355-L1355] i == 20 [2024-02-02 09:17:16,374 INFO L101 nessWitnessExtractor]: Location invariant before [L1330-L1330] (((((1 <= myglobal) && (1 <= j)) && ((0LL - (long long )j) + (long long )myglobal >= 0LL)) && ((long long )j - (long long )myglobal >= 0LL)) && ((unsigned long )arg == 0UL)) && ((((((((7 <= i && i <= 19) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) [2024-02-02 09:17:16,374 INFO L101 nessWitnessExtractor]: Loop invariant at [L1323-L1331] ((unsigned long )arg == 0UL) && (((1 <= j && ((((((((((((((7 <= i && (i <= 19 || i <= 20)) || i == 6) || i == 6) || i == 5) || i == 5) || 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)) [2024-02-02 09:17:16,374 INFO L101 nessWitnessExtractor]: Location invariant before [L1349-L1349] (((((((((((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)) || (12 <= i && i <= 19) [2024-02-02 09:17:16,375 INFO L101 nessWitnessExtractor]: 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)) && (myglobal == 0) [2024-02-02 09:17:16,375 INFO L101 nessWitnessExtractor]: Location invariant before [L1326-L1326] ((0 <= myglobal) && ((unsigned long )arg == 0UL)) && ((1 <= j && (((((((7 <= i && i <= 19) || i == 6) || i == 5) || 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)) [2024-02-02 09:17:16,375 INFO L101 nessWitnessExtractor]: Location invariant before [L1328-L1328] (((0 <= myglobal) && (1 <= j)) && ((unsigned long )arg == 0UL)) && ((((((((7 <= i && i <= 19) || i == 6) || i == 5) || i == 4) || i == 3) || i == 2) || i == 1) || (0 == i && i == 0)) [2024-02-02 09:17:16,375 INFO L101 nessWitnessExtractor]: Location invariant before [L1350-L1350] (0 <= myglobal) && ((((((((((((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)) || (12 <= i && i <= 19)) [2024-02-02 09:17:16,375 INFO L101 nessWitnessExtractor]: Location invariant before [L1351-L1351] (1 <= myglobal) && ((((((((((((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)) || (12 <= i && i <= 19)) [2024-02-02 09:17:16,427 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-02 09:17:16,614 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] [2024-02-02 09:17:16,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-02 09:17:17,001 INFO L202 MainTranslator]: Completed pre-run [2024-02-02 09:17:17,010 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 Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-02 09:17:17,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-02 09:17:17,225 INFO L206 MainTranslator]: Completed translation [2024-02-02 09:17:17,226 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17 WrapperNode [2024-02-02 09:17:17,226 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-02 09:17:17,227 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-02 09:17:17,227 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-02 09:17:17,227 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-02 09:17:17,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (1/1) ... [2024-02-02 09:17:17,265 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (1/1) ... [2024-02-02 09:17:17,301 INFO L138 Inliner]: procedures = 365, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2024-02-02 09:17:17,305 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-02 09:17:17,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-02 09:17:17,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-02 09:17:17,307 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-02 09:17:17,317 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (1/1) ... [2024-02-02 09:17:17,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (1/1) ... [2024-02-02 09:17:17,329 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (1/1) ... [2024-02-02 09:17:17,358 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]. [2024-02-02 09:17:17,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (1/1) ... [2024-02-02 09:17:17,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (1/1) ... [2024-02-02 09:17:17,375 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (1/1) ... [2024-02-02 09:17:17,387 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (1/1) ... [2024-02-02 09:17:17,390 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (1/1) ... [2024-02-02 09:17:17,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (1/1) ... [2024-02-02 09:17:17,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-02 09:17:17,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-02 09:17:17,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-02 09:17:17,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-02 09:17:17,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (1/1) ... [2024-02-02 09:17:17,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-02 09:17:17,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-02 09:17:17,441 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) [2024-02-02 09:17:17,466 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 [2024-02-02 09:17:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-02 09:17:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-02 09:17:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-02-02 09:17:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-02 09:17:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-02 09:17:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-02 09:17:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-02 09:17:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-02 09:17:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-02 09:17:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-02-02 09:17:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-02 09:17:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_mutex [2024-02-02 09:17:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_mutex [2024-02-02 09:17:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-02 09:17:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-02 09:17:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-02 09:17:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-02 09:17:17,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-02 09:17:17,495 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-02 09:17:17,624 INFO L244 CfgBuilder]: Building ICFG [2024-02-02 09:17:17,626 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-02 09:17:18,027 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-02 09:17:18,030 INFO L293 CfgBuilder]: Performing block encoding [2024-02-02 09:17:18,135 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-02 09:17:18,135 INFO L320 CfgBuilder]: Removed 2 assume(true) statements. [2024-02-02 09:17:18,135 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 09:17:18 BoogieIcfgContainer [2024-02-02 09:17:18,135 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-02 09:17:18,138 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-02 09:17:18,138 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-02 09:17:18,141 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-02 09:17:18,141 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.02 09:17:16" (1/4) ... [2024-02-02 09:17:18,143 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@311d5bb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 09:17:18, skipping insertion in model container [2024-02-02 09:17:18,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:17:16" (2/4) ... [2024-02-02 09:17:18,144 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@311d5bb4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 02.02 09:17:18, skipping insertion in model container [2024-02-02 09:17:18,144 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:17:17" (3/4) ... [2024-02-02 09:17:18,145 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@311d5bb4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 02.02 09:17:18, skipping insertion in model container [2024-02-02 09:17:18,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 09:17:18" (4/4) ... [2024-02-02 09:17:18,146 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-1.i [2024-02-02 09:17:18,164 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-02 09:17:18,165 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2024-02-02 09:17:18,165 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-02 09:17:18,246 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-02-02 09:17:18,287 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 67 places, 67 transitions, 141 flow [2024-02-02 09:17:18,335 INFO L124 PetriNetUnfolderBase]: 4/66 cut-off events. [2024-02-02 09:17:18,335 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-02-02 09:17:18,339 INFO L83 FinitePrefix]: Finished finitePrefix Result has 71 conditions, 66 events. 4/66 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 146 event pairs, 0 based on Foata normal form. 0/40 useless extension candidates. Maximal degree in co-relation 40. Up to 2 conditions per place. [2024-02-02 09:17:18,339 INFO L82 GeneralOperation]: Start removeDead. Operand has 67 places, 67 transitions, 141 flow [2024-02-02 09:17:18,344 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 65 places, 65 transitions, 136 flow [2024-02-02 09:17:18,353 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-02 09:17:18,361 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;@1b7efa4d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-02 09:17:18,361 INFO L358 AbstractCegarLoop]: Starting to check reachability of 32 error locations. [2024-02-02 09:17:18,364 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-02 09:17:18,364 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-02 09:17:18,364 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-02 09:17:18,364 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-02 09:17:18,365 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-02 09:17:18,365 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 29 more)] === [2024-02-02 09:17:18,371 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-02 09:17:18,372 INFO L85 PathProgramCache]: Analyzing trace with hash 9728, now seen corresponding path program 1 times [2024-02-02 09:17:18,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-02 09:17:18,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608258649] [2024-02-02 09:17:18,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-02 09:17:18,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-02 09:17:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-02 09:17:18,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-02 09:17:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-02 09:17:18,540 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-02 09:17:18,542 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-02 09:17:18,543 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 32 remaining) [2024-02-02 09:17:18,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 32 remaining) [2024-02-02 09:17:18,545 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 32 remaining) [2024-02-02 09:17:18,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 32 remaining) [2024-02-02 09:17:18,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 32 remaining) [2024-02-02 09:17:18,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 32 remaining) [2024-02-02 09:17:18,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 32 remaining) [2024-02-02 09:17:18,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 32 remaining) [2024-02-02 09:17:18,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 32 remaining) [2024-02-02 09:17:18,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 32 remaining) [2024-02-02 09:17:18,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 32 remaining) [2024-02-02 09:17:18,548 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (20 of 32 remaining) [2024-02-02 09:17:18,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 32 remaining) [2024-02-02 09:17:18,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 32 remaining) [2024-02-02 09:17:18,549 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr0ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 32 remaining) [2024-02-02 09:17:18,552 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr1ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 32 remaining) [2024-02-02 09:17:18,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr8ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 32 remaining) [2024-02-02 09:17:18,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr2ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 32 remaining) [2024-02-02 09:17:18,553 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr3ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 32 remaining) [2024-02-02 09:17:18,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr4ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 32 remaining) [2024-02-02 09:17:18,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr5ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 32 remaining) [2024-02-02 09:17:18,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr6ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 32 remaining) [2024-02-02 09:17:18,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr7ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 32 remaining) [2024-02-02 09:17:18,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr0ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 32 remaining) [2024-02-02 09:17:18,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr1ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 32 remaining) [2024-02-02 09:17:18,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr8ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 32 remaining) [2024-02-02 09:17:18,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr2ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 32 remaining) [2024-02-02 09:17:18,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr3ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 32 remaining) [2024-02-02 09:17:18,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr4ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 32 remaining) [2024-02-02 09:17:18,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr5ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 32 remaining) [2024-02-02 09:17:18,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr6ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 32 remaining) [2024-02-02 09:17:18,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_mutexErr7ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 32 remaining) [2024-02-02 09:17:18,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-02 09:17:18,575 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-02 09:17:18,586 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-02 09:17:18,587 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-02 09:17:18,607 INFO L503 ceAbstractionStarter]: Automizer considered 21 witness invariants [2024-02-02 09:17:18,607 INFO L504 ceAbstractionStarter]: WitnessConsidered=21 [2024-02-02 09:17:18,608 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.02 09:17:18 BasicIcfg [2024-02-02 09:17:18,608 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-02 09:17:18,610 INFO L158 Benchmark]: Toolchain (without parser) took 2402.74ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 79.1MB in the beginning and 151.6MB in the end (delta: -72.4MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2024-02-02 09:17:18,610 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 138.4MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-02 09:17:18,611 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 138.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-02 09:17:18,612 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1018.61ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 79.1MB in the beginning and 153.3MB in the end (delta: -74.2MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2024-02-02 09:17:18,615 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.80ms. Allocated memory is still 188.7MB. Free memory was 153.3MB in the beginning and 150.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-02 09:17:18,615 INFO L158 Benchmark]: Boogie Preprocessor took 98.54ms. Allocated memory is still 188.7MB. Free memory was 150.2MB in the beginning and 147.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-02 09:17:18,616 INFO L158 Benchmark]: RCFGBuilder took 730.62ms. Allocated memory is still 188.7MB. Free memory was 147.1MB in the beginning and 107.2MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-02-02 09:17:18,617 INFO L158 Benchmark]: TraceAbstraction took 470.59ms. Allocated memory is still 188.7MB. Free memory was 107.2MB in the beginning and 151.6MB in the end (delta: -44.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-02-02 09:17:18,620 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 138.4MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.18ms. Allocated memory is still 138.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1018.61ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 79.1MB in the beginning and 153.3MB in the end (delta: -74.2MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.80ms. Allocated memory is still 188.7MB. Free memory was 153.3MB in the beginning and 150.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.54ms. Allocated memory is still 188.7MB. Free memory was 150.2MB in the beginning and 147.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 730.62ms. Allocated memory is still 188.7MB. Free memory was 147.1MB in the beginning and 107.2MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 470.59ms. Allocated memory is still 188.7MB. Free memory was 107.2MB in the beginning and 151.6MB in the end (delta: -44.4MB). Peak memory consumption was 39.8MB. 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[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]]],BinaryExpression[COMPEQ,IdentifierExpression[myglobal],IntegerLiteral[0]]]]] 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: 1349]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 1353]: 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: 1355]: 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: 1358]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds 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: 1323]: 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. - 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: 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. - UnprovableResult [Line: 1323]: 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, 90 locations, 32 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred 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! [2024-02-02 09:17:18,650 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