./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-barrier.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 958ec4d9 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-barrier.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-958ec4d-m [2024-02-07 14:34:59,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:34:59,482 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:34:59,485 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:34:59,486 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:34:59,500 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:34:59,500 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:34:59,501 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:34:59,501 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:34:59,501 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:34:59,502 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:34:59,502 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:34:59,502 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:34:59,503 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:34:59,503 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:34:59,503 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:34:59,504 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:34:59,504 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:34:59,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:34:59,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:34:59,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:34:59,509 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:34:59,509 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:34:59,509 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:34:59,509 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:34:59,510 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:34:59,510 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:34:59,510 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:34:59,510 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:34:59,511 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:34:59,511 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:34:59,511 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:34:59,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:34:59,511 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:34:59,512 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:34:59,512 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:34:59,512 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:34:59,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:34:59,513 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:34:59,513 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:34:59,513 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:34:59,513 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:34:59,514 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:34:59,514 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:34:59,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:34:59,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:34:59,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:34:59,679 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:34:59,679 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:34:59,680 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-barrier.wvr.yml/witness.yml [2024-02-07 14:34:59,801 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:34:59,801 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:34:59,802 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2024-02-07 14:35:00,769 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:35:00,944 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:35:00,945 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2024-02-07 14:35:00,951 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/895929d56/143842cb164f433d89ef180b8fbaccea/FLAGd6e16a484 [2024-02-07 14:35:00,966 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/895929d56/143842cb164f433d89ef180b8fbaccea [2024-02-07 14:35:00,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:35:00,973 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:35:00,975 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:35:00,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:35:00,979 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:35:00,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:34:59" (1/2) ... [2024-02-07 14:35:00,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d1486e6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:35:00, skipping insertion in model container [2024-02-07 14:35:00,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:34:59" (1/2) ... [2024-02-07 14:35:00,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c2d29b5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:35:00, skipping insertion in model container [2024-02-07 14:35:00,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:35:00" (2/2) ... [2024-02-07 14:35:00,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d1486e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:00, skipping insertion in model container [2024-02-07 14:35:00,983 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:35:00" (2/2) ... [2024-02-07 14:35:00,984 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:35:01,016 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:35:01,018 INFO L76 edCorrectnessWitness]: Location invariant before [L56-L56] f1_2 == (_Bool)1 [2024-02-07 14:35:01,018 INFO L76 edCorrectnessWitness]: Location invariant before [L137-L137] -2147483647 <= temp_11 [2024-02-07 14:35:01,018 INFO L76 edCorrectnessWitness]: Location invariant before [L197-L197] -2147483647 <= y_7 [2024-02-07 14:35:01,018 INFO L76 edCorrectnessWitness]: Location invariant before [L186-L186] f2_9 == (_Bool)0 || f2_9 == (_Bool)1 [2024-02-07 14:35:01,018 INFO L76 edCorrectnessWitness]: Location invariant before [L126-L126] -2147483647 <= temp_10 [2024-02-07 14:35:01,018 INFO L76 edCorrectnessWitness]: Location invariant before [L66-L66] -2147483647 <= y_1 [2024-02-07 14:35:01,019 INFO L76 edCorrectnessWitness]: Location invariant before [L81-L81] f2_3 == (_Bool)1 [2024-02-07 14:35:01,019 INFO L76 edCorrectnessWitness]: Location invariant before [L58-L58] (f1_2 == (_Bool)1) && (f2_3 == (_Bool)0 || f2_3 == (_Bool)1) [2024-02-07 14:35:01,019 INFO L76 edCorrectnessWitness]: Location invariant before [L162-L162] ((-2147483647 <= y_7) && (f1_8 == (_Bool)0 || f1_8 == (_Bool)1)) && (f2_9 == (_Bool)0 || f2_9 == (_Bool)1) [2024-02-07 14:35:01,019 INFO L76 edCorrectnessWitness]: Location invariant before [L180-L180] f2_3 == (_Bool)0 || f2_3 == (_Bool)1 [2024-02-07 14:35:01,019 INFO L76 edCorrectnessWitness]: Location invariant before [L140-L140] -2147483647 <= y_7 [2024-02-07 14:35:01,019 INFO L76 edCorrectnessWitness]: Location invariant before [L190-L190] y_7 == 0 [2024-02-07 14:35:01,019 INFO L76 edCorrectnessWitness]: Location invariant before [L119-L119] f1_8 == (_Bool)1 [2024-02-07 14:35:01,020 INFO L76 edCorrectnessWitness]: Location invariant before [L91-L91] -2147483647 <= x_0 [2024-02-07 14:35:01,020 INFO L76 edCorrectnessWitness]: Location invariant before [L136-L136] -2147483647 <= y_7 [2024-02-07 14:35:01,020 INFO L76 edCorrectnessWitness]: Location invariant before [L52-L52] -2147483647 <= x_0 [2024-02-07 14:35:01,020 INFO L76 edCorrectnessWitness]: Location invariant before [L83-L83] (f1_2 == (_Bool)1) && (f2_3 == (_Bool)0 || f2_3 == (_Bool)1) [2024-02-07 14:35:01,020 INFO L76 edCorrectnessWitness]: Location invariant before [L121-L121] (f1_8 == (_Bool)1) && (f2_9 == (_Bool)0 || f2_9 == (_Bool)1) [2024-02-07 14:35:01,020 INFO L76 edCorrectnessWitness]: Location invariant before [L179-L179] f1_2 == (_Bool)0 || f1_2 == (_Bool)1 [2024-02-07 14:35:01,020 INFO L76 edCorrectnessWitness]: Location invariant before [L154-L154] -2147483647 <= x_6 [2024-02-07 14:35:01,021 INFO L76 edCorrectnessWitness]: Location invariant before [L144-L144] f2_9 == (_Bool)1 [2024-02-07 14:35:01,021 INFO L76 edCorrectnessWitness]: Location invariant before [L146-L146] (f1_8 == (_Bool)1) && (f2_9 == (_Bool)0 || f2_9 == (_Bool)1) [2024-02-07 14:35:01,021 INFO L76 edCorrectnessWitness]: Location invariant before [L185-L185] f1_8 == (_Bool)0 || f1_8 == (_Bool)1 [2024-02-07 14:35:01,021 INFO L76 edCorrectnessWitness]: Location invariant before [L125-L125] -2147483647 <= y_7 [2024-02-07 14:35:01,021 INFO L76 edCorrectnessWitness]: Location invariant before [L115-L115] -2147483647 <= x_6 [2024-02-07 14:35:01,022 INFO L76 edCorrectnessWitness]: Location invariant before [L77-L77] -2147483647 <= y_1 [2024-02-07 14:35:01,022 INFO L76 edCorrectnessWitness]: Location invariant before [L129-L129] -2147483647 <= y_7 [2024-02-07 14:35:01,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:35:01,313 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c[4800,4813] [2024-02-07 14:35:01,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:35:01,336 INFO L203 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-07 14:35:01,412 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c[4800,4813] [2024-02-07 14:35:01,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:35:01,424 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:35:01,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01 WrapperNode [2024-02-07 14:35:01,428 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:35:01,429 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:35:01,430 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:35:01,430 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:35:01,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (1/1) ... [2024-02-07 14:35:01,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (1/1) ... [2024-02-07 14:35:01,490 INFO L138 Inliner]: procedures = 25, calls = 98, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 297 [2024-02-07 14:35:01,492 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:35:01,492 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:35:01,493 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:35:01,493 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:35:01,501 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (1/1) ... [2024-02-07 14:35:01,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (1/1) ... [2024-02-07 14:35:01,512 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (1/1) ... [2024-02-07 14:35:01,530 INFO L175 MemorySlicer]: Split 14 memory accesses to 7 slices as follows [2, 2, 2, 2, 2, 2, 2]. 14 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0]. The 6 writes are split as follows [0, 1, 1, 1, 1, 1, 1]. [2024-02-07 14:35:01,535 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (1/1) ... [2024-02-07 14:35:01,535 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (1/1) ... [2024-02-07 14:35:01,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (1/1) ... [2024-02-07 14:35:01,551 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (1/1) ... [2024-02-07 14:35:01,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (1/1) ... [2024-02-07 14:35:01,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (1/1) ... [2024-02-07 14:35:01,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:35:01,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:35:01,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:35:01,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:35:01,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (1/1) ... [2024-02-07 14:35:01,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:35:01,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:35:01,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-07 14:35:01,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-07 14:35:01,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:35:01,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:35:01,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:35:01,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:35:01,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:35:01,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:35:01,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 14:35:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-02-07 14:35:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-02-07 14:35:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 14:35:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 14:35:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 14:35:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 14:35:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 14:35:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-02-07 14:35:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-02-07 14:35:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-07 14:35:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-07 14:35:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-07 14:35:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-07 14:35:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-07 14:35:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-07 14:35:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-07 14:35:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-07 14:35:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:35:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:35:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:35:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:35:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 14:35:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-02-07 14:35:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-02-07 14:35:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-02-07 14:35:01,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-02-07 14:35:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-02-07 14:35:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-02-07 14:35:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:35:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:35:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:35:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:35:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:35:01,658 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-07 14:35:01,769 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:35:01,771 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:35:02,119 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:35:02,119 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:35:02,278 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:35:02,278 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:35:02,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:35:02 BoogieIcfgContainer [2024-02-07 14:35:02,279 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:35:02,280 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:35:02,280 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:35:02,283 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:35:02,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:34:59" (1/4) ... [2024-02-07 14:35:02,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44959cae and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:35:02, skipping insertion in model container [2024-02-07 14:35:02,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:35:00" (2/4) ... [2024-02-07 14:35:02,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44959cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:35:02, skipping insertion in model container [2024-02-07 14:35:02,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:35:01" (3/4) ... [2024-02-07 14:35:02,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44959cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:35:02, skipping insertion in model container [2024-02-07 14:35:02,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:35:02" (4/4) ... [2024-02-07 14:35:02,285 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-barrier.wvr.c [2024-02-07 14:35:02,299 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:35:02,300 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2024-02-07 14:35:02,300 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:35:02,362 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-02-07 14:35:02,386 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 128 places, 113 transitions, 292 flow [2024-02-07 14:35:02,414 INFO L124 PetriNetUnfolderBase]: 4/99 cut-off events. [2024-02-07 14:35:02,415 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-02-07 14:35:02,418 INFO L83 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 99 events. 4/99 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 278 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 97. Up to 3 conditions per place. [2024-02-07 14:35:02,418 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 113 transitions, 292 flow [2024-02-07 14:35:02,421 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 113 places, 98 transitions, 244 flow [2024-02-07 14:35:02,428 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:35:02,432 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;@22047310, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:35:02,433 INFO L358 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2024-02-07 14:35:02,483 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:35:02,484 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 14:35:02,484 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:35:02,484 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:35:02,485 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 14:35:02,485 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (and 56 more)] === [2024-02-07 14:35:02,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:35:02,489 INFO L85 PathProgramCache]: Analyzing trace with hash 20034, now seen corresponding path program 1 times [2024-02-07 14:35:02,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:35:02,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050693905] [2024-02-07 14:35:02,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:35:02,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:35:02,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:35:02,616 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:35:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:35:02,639 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:35:02,640 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:35:02,641 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 59 remaining) [2024-02-07 14:35:02,642 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (57 of 59 remaining) [2024-02-07 14:35:02,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (56 of 59 remaining) [2024-02-07 14:35:02,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 59 remaining) [2024-02-07 14:35:02,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 59 remaining) [2024-02-07 14:35:02,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 59 remaining) [2024-02-07 14:35:02,643 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 59 remaining) [2024-02-07 14:35:02,644 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 59 remaining) [2024-02-07 14:35:02,644 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 59 remaining) [2024-02-07 14:35:02,644 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 59 remaining) [2024-02-07 14:35:02,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 59 remaining) [2024-02-07 14:35:02,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 59 remaining) [2024-02-07 14:35:02,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 59 remaining) [2024-02-07 14:35:02,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 59 remaining) [2024-02-07 14:35:02,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 59 remaining) [2024-02-07 14:35:02,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 59 remaining) [2024-02-07 14:35:02,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (42 of 59 remaining) [2024-02-07 14:35:02,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (41 of 59 remaining) [2024-02-07 14:35:02,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (40 of 59 remaining) [2024-02-07 14:35:02,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 59 remaining) [2024-02-07 14:35:02,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (38 of 59 remaining) [2024-02-07 14:35:02,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (37 of 59 remaining) [2024-02-07 14:35:02,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 59 remaining) [2024-02-07 14:35:02,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 59 remaining) [2024-02-07 14:35:02,648 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 59 remaining) [2024-02-07 14:35:02,648 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 59 remaining) [2024-02-07 14:35:02,648 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err4ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 59 remaining) [2024-02-07 14:35:02,648 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err5ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 59 remaining) [2024-02-07 14:35:02,648 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 59 remaining) [2024-02-07 14:35:02,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 59 remaining) [2024-02-07 14:35:02,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 59 remaining) [2024-02-07 14:35:02,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 59 remaining) [2024-02-07 14:35:02,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err4ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 59 remaining) [2024-02-07 14:35:02,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err5ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 59 remaining) [2024-02-07 14:35:02,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Thread1of1ForFork5Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 59 remaining) [2024-02-07 14:35:02,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Thread1of1ForFork5Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 59 remaining) [2024-02-07 14:35:02,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 59 remaining) [2024-02-07 14:35:02,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 59 remaining) [2024-02-07 14:35:02,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 59 remaining) [2024-02-07 14:35:02,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 59 remaining) [2024-02-07 14:35:02,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 59 remaining) [2024-02-07 14:35:02,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 59 remaining) [2024-02-07 14:35:02,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 59 remaining) [2024-02-07 14:35:02,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 59 remaining) [2024-02-07 14:35:02,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 59 remaining) [2024-02-07 14:35:02,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Thread1of1ForFork0Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 59 remaining) [2024-02-07 14:35:02,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Thread1of1ForFork0Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 59 remaining) [2024-02-07 14:35:02,652 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 59 remaining) [2024-02-07 14:35:02,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 59 remaining) [2024-02-07 14:35:02,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 59 remaining) [2024-02-07 14:35:02,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 59 remaining) [2024-02-07 14:35:02,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err4ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 59 remaining) [2024-02-07 14:35:02,653 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err5ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 59 remaining) [2024-02-07 14:35:02,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 59 remaining) [2024-02-07 14:35:02,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 59 remaining) [2024-02-07 14:35:02,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 59 remaining) [2024-02-07 14:35:02,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 59 remaining) [2024-02-07 14:35:02,654 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err4ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 59 remaining) [2024-02-07 14:35:02,655 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err5ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 59 remaining) [2024-02-07 14:35:02,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:35:02,655 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 14:35:02,661 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:35:02,661 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:35:02,673 INFO L503 ceAbstractionStarter]: Automizer considered 27 witness invariants [2024-02-07 14:35:02,673 INFO L504 ceAbstractionStarter]: WitnessConsidered=27 [2024-02-07 14:35:02,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:35:02 BasicIcfg [2024-02-07 14:35:02,674 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:35:02,675 INFO L158 Benchmark]: Toolchain (without parser) took 1702.04ms. Allocated memory was 174.1MB in the beginning and 274.7MB in the end (delta: 100.7MB). Free memory was 97.6MB in the beginning and 227.6MB in the end (delta: -130.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:35:02,675 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 174.1MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:35:02,675 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 174.1MB. Free memory is still 144.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:35:02,676 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.88ms. Allocated memory is still 174.1MB. Free memory was 97.3MB in the beginning and 79.0MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-02-07 14:35:02,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.74ms. Allocated memory is still 174.1MB. Free memory was 79.0MB in the beginning and 76.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:35:02,676 INFO L158 Benchmark]: Boogie Preprocessor took 70.96ms. Allocated memory is still 174.1MB. Free memory was 76.4MB in the beginning and 73.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:35:02,677 INFO L158 Benchmark]: RCFGBuilder took 715.19ms. Allocated memory is still 174.1MB. Free memory was 73.4MB in the beginning and 79.8MB in the end (delta: -6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-02-07 14:35:02,677 INFO L158 Benchmark]: TraceAbstraction took 393.71ms. Allocated memory was 174.1MB in the beginning and 274.7MB in the end (delta: 100.7MB). Free memory was 79.2MB in the beginning and 227.6MB in the end (delta: -148.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:35:02,678 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 174.1MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.17ms. Allocated memory is still 174.1MB. Free memory is still 144.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.88ms. Allocated memory is still 174.1MB. Free memory was 97.3MB in the beginning and 79.0MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.74ms. Allocated memory is still 174.1MB. Free memory was 79.0MB in the beginning and 76.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.96ms. Allocated memory is still 174.1MB. Free memory was 76.4MB in the beginning and 73.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 715.19ms. Allocated memory is still 174.1MB. Free memory was 73.4MB in the beginning and 79.8MB in the end (delta: -6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 393.71ms. Allocated memory was 174.1MB in the beginning and 274.7MB in the end (delta: 100.7MB). Free memory was 79.2MB in the beginning and 227.6MB in the end (delta: -148.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 179]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] int x_0, y_1; [L39] _Bool f1_2, f2_3; [L40] int temp_4, temp_5; [L41] int x_6, x_7; [L42] _Bool f1_8, f2_9; [L43] int temp_10, temp_11; [L44] int y_7; [L173] pthread_t t1, t4; [L176] x_0 = __VERIFIER_nondet_int() [L177] y_1 = __VERIFIER_nondet_int() [L178] f1_2 = __VERIFIER_nondet_bool() [L179] CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[f1_2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f1_2],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [f1_2=2, f1_8=0, f2_3=0, f2_9=0, t1={5:0}, t4={3:0}, temp_10=0, temp_11=0, temp_4=0, temp_5=0, x_0=0, x_6=0, x_7=0, y_1=0, y_7=0] - UnprovableResult [Line: 102]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 101]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 52]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 66]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 83]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 91]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 180]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 185]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 186]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 190]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 197]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 198]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 192]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 193]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 162]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 165]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 164]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 115]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 119]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 121]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 125]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 129]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 136]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 137]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 140]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 144]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 146]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 154]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 101]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 102]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 164]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 165]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 190 locations, 59 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.1s, 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=244occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-02-07 14:35:02,729 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