./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-barrier-loop.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-loop.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-loop.wvr.c ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-barrier-loop.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 14:55:08,923 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:55:08,983 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:55:08,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:55:08,987 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:55:09,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:55:09,007 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:55:09,007 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:55:09,008 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:55:09,008 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:55:09,009 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:55:09,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:55:09,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:55:09,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:55:09,010 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:55:09,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:55:09,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:55:09,011 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:55:09,012 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:55:09,012 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:55:09,012 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:55:09,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:55:09,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:55:09,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:55:09,013 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:55:09,013 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:55:09,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:55:09,014 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:55:09,014 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:55:09,014 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:55:09,015 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:55:09,015 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:55:09,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:55:09,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:55:09,016 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:55:09,016 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:55:09,016 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:55:09,016 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:55:09,016 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:55:09,017 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:55:09,017 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:55:09,017 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:55:09,017 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:55:09,017 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:55:09,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:55:09,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:55:09,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:55:09,283 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:55:09,284 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:55:09,285 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c [2024-02-07 14:55:10,475 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:55:10,692 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:55:10,693 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c [2024-02-07 14:55:10,705 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36ebb7122/34dd144b8891419eb2ced62f0454e380/FLAGc71327b55 [2024-02-07 14:55:10,723 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36ebb7122/34dd144b8891419eb2ced62f0454e380 [2024-02-07 14:55:10,726 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:55:10,726 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:55:10,727 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-barrier-loop.wvr.yml/witness.yml [2024-02-07 14:55:10,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:55:10,816 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:55:10,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:55:10,818 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:55:10,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:55:10,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:55:10" (1/2) ... [2024-02-07 14:55:10,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc73798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:55:10, skipping insertion in model container [2024-02-07 14:55:10,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:55:10" (1/2) ... [2024-02-07 14:55:10,826 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44e13e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:55:10, skipping insertion in model container [2024-02-07 14:55:10,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:55:10" (2/2) ... [2024-02-07 14:55:10,826 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc73798 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:10, skipping insertion in model container [2024-02-07 14:55:10,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:55:10" (2/2) ... [2024-02-07 14:55:10,827 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:55:10,897 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:55:10,900 INFO L76 edCorrectnessWitness]: Location invariant before [L228-L228] f1_2 == (_Bool)0 || f1_2 == (_Bool)1 [2024-02-07 14:55:10,900 INFO L76 edCorrectnessWitness]: Location invariant before [L229-L229] f2_3 == (_Bool)0 || f2_3 == (_Bool)1 [2024-02-07 14:55:10,900 INFO L76 edCorrectnessWitness]: Location invariant before [L188-L188] f1_10 == (_Bool)0 || f1_10 == (_Bool)1 [2024-02-07 14:55:10,900 INFO L76 edCorrectnessWitness]: Location invariant before [L174-L174] f1_10 == (_Bool)0 || f1_10 == (_Bool)1 [2024-02-07 14:55:10,900 INFO L76 edCorrectnessWitness]: Location invariant before [L172-L172] f2_11 == (_Bool)1 [2024-02-07 14:55:10,900 INFO L76 edCorrectnessWitness]: Location invariant before [L54-L54] f1_2 == (_Bool)1 [2024-02-07 14:55:10,900 INFO L76 edCorrectnessWitness]: Location invariant before [L186-L186] f2_11 == (_Bool)0 [2024-02-07 14:55:10,901 INFO L76 edCorrectnessWitness]: Location invariant before [L152-L152] f1_10 == (_Bool)0 [2024-02-07 14:55:10,901 INFO L76 edCorrectnessWitness]: Location invariant before [L230-L230] f1_10 == (_Bool)0 || f1_10 == (_Bool)1 [2024-02-07 14:55:10,901 INFO L76 edCorrectnessWitness]: Location invariant before [L140-L140] f2_11 == (_Bool)0 || f2_11 == (_Bool)1 [2024-02-07 14:55:10,901 INFO L76 edCorrectnessWitness]: Location invariant before [L200-L200] f1_10 == (_Bool)0 [2024-02-07 14:55:10,901 INFO L76 edCorrectnessWitness]: Location invariant before [L90-L90] f1_2 == (_Bool)0 || f1_2 == (_Bool)1 [2024-02-07 14:55:10,901 INFO L76 edCorrectnessWitness]: Location invariant before [L102-L102] f2_3 == (_Bool)0 [2024-02-07 14:55:10,901 INFO L76 edCorrectnessWitness]: Location invariant before [L104-L104] f1_2 == (_Bool)0 || f1_2 == (_Bool)1 [2024-02-07 14:55:10,902 INFO L76 edCorrectnessWitness]: Location invariant before [L70-L70] f2_3 == (_Bool)0 || f2_3 == (_Bool)1 [2024-02-07 14:55:10,902 INFO L76 edCorrectnessWitness]: Location invariant before [L138-L138] f1_10 == (_Bool)1 [2024-02-07 14:55:10,902 INFO L76 edCorrectnessWitness]: Location invariant before [L154-L154] f2_11 == (_Bool)0 || f2_11 == (_Bool)1 [2024-02-07 14:55:10,902 INFO L76 edCorrectnessWitness]: Location invariant before [L56-L56] f2_3 == (_Bool)0 || f2_3 == (_Bool)1 [2024-02-07 14:55:10,902 INFO L76 edCorrectnessWitness]: Location invariant before [L68-L68] f1_2 == (_Bool)0 [2024-02-07 14:55:10,902 INFO L76 edCorrectnessWitness]: Location invariant before [L88-L88] f2_3 == (_Bool)1 [2024-02-07 14:55:10,902 INFO L76 edCorrectnessWitness]: Location invariant before [L201-L201] f2_11 == (_Bool)0 [2024-02-07 14:55:10,909 INFO L76 edCorrectnessWitness]: Location invariant before [L116-L116] f1_2 == (_Bool)0 [2024-02-07 14:55:10,909 INFO L76 edCorrectnessWitness]: Location invariant before [L117-L117] f2_3 == (_Bool)0 [2024-02-07 14:55:10,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:55:11,140 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-loop.wvr.c[6016,6029] [2024-02-07 14:55:11,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:55:11,157 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 [2024-02-07 14:55:11,237 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-loop.wvr.c[6016,6029] [2024-02-07 14:55:11,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:55:11,259 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:55:11,260 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:11 WrapperNode [2024-02-07 14:55:11,261 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:55:11,262 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:55:11,262 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:55:11,262 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:55:11,269 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 07.02 02:55:11" (1/1) ... [2024-02-07 14:55:11,293 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 07.02 02:55:11" (1/1) ... [2024-02-07 14:55:11,343 INFO L138 Inliner]: procedures = 25, calls = 120, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 290 [2024-02-07 14:55:11,344 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:55:11,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:55:11,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:55:11,345 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:55:11,356 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:11" (1/1) ... [2024-02-07 14:55:11,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:11" (1/1) ... [2024-02-07 14:55:11,370 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:11" (1/1) ... [2024-02-07 14:55:11,405 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 14:55:11,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:11" (1/1) ... [2024-02-07 14:55:11,405 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:11" (1/1) ... [2024-02-07 14:55:11,426 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:11" (1/1) ... [2024-02-07 14:55:11,430 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:11" (1/1) ... [2024-02-07 14:55:11,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:11" (1/1) ... [2024-02-07 14:55:11,434 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:11" (1/1) ... [2024-02-07 14:55:11,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:55:11,447 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:55:11,447 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:55:11,447 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:55:11,448 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:11" (1/1) ... [2024-02-07 14:55:11,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:55:11,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:55:11,477 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 14:55:11,505 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 14:55:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:55:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:55:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:55:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:55:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:55:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:55:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 14:55:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-02-07 14:55:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-02-07 14:55:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 14:55:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 14:55:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 14:55:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 14:55:11,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 14:55:11,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-02-07 14:55:11,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-02-07 14:55:11,524 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-07 14:55:11,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-07 14:55:11,524 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-07 14:55:11,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-07 14:55:11,524 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-07 14:55:11,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-07 14:55:11,524 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-07 14:55:11,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-07 14:55:11,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:55:11,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:55:11,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:55:11,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:55:11,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 14:55:11,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-02-07 14:55:11,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-02-07 14:55:11,525 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-02-07 14:55:11,525 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-02-07 14:55:11,525 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-02-07 14:55:11,526 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-02-07 14:55:11,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:55:11,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:55:11,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:55:11,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:55:11,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:55:11,529 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 14:55:11,707 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:55:11,709 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:55:12,165 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:55:12,165 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:55:12,375 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:55:12,376 INFO L320 CfgBuilder]: Removed 4 assume(true) statements. [2024-02-07 14:55:12,376 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:55:12 BoogieIcfgContainer [2024-02-07 14:55:12,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:55:12,379 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:55:12,379 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:55:12,382 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:55:12,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:55:10" (1/4) ... [2024-02-07 14:55:12,383 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cef0dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:55:12, skipping insertion in model container [2024-02-07 14:55:12,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:55:10" (2/4) ... [2024-02-07 14:55:12,384 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cef0dd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:55:12, skipping insertion in model container [2024-02-07 14:55:12,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:55:11" (3/4) ... [2024-02-07 14:55:12,385 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cef0dd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:55:12, skipping insertion in model container [2024-02-07 14:55:12,386 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:55:12" (4/4) ... [2024-02-07 14:55:12,387 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-barrier-loop.wvr.c [2024-02-07 14:55:12,404 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:55:12,404 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 24 error locations. [2024-02-07 14:55:12,404 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:55:12,522 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-02-07 14:55:12,564 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 140 places, 133 transitions, 332 flow [2024-02-07 14:55:12,614 INFO L124 PetriNetUnfolderBase]: 12/119 cut-off events. [2024-02-07 14:55:12,616 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-02-07 14:55:12,625 INFO L83 FinitePrefix]: Finished finitePrefix Result has 148 conditions, 119 events. 12/119 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 396 event pairs, 0 based on Foata normal form. 0/83 useless extension candidates. Maximal degree in co-relation 123. Up to 3 conditions per place. [2024-02-07 14:55:12,626 INFO L82 GeneralOperation]: Start removeDead. Operand has 140 places, 133 transitions, 332 flow [2024-02-07 14:55:12,633 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 125 places, 118 transitions, 284 flow [2024-02-07 14:55:12,646 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:55:12,654 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;@4218b5c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:55:12,655 INFO L358 AbstractCegarLoop]: Starting to check reachability of 54 error locations. [2024-02-07 14:55:12,658 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:55:12,658 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 14:55:12,658 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:55:12,659 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:55:12,659 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 14:55:12,660 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 51 more)] === [2024-02-07 14:55:12,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:55:12,665 INFO L85 PathProgramCache]: Analyzing trace with hash 24271, now seen corresponding path program 1 times [2024-02-07 14:55:12,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:55:12,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130853411] [2024-02-07 14:55:12,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:55:12,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:55:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:55:12,765 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:55:12,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:55:12,807 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:55:12,808 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:55:12,809 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 54 remaining) [2024-02-07 14:55:12,811 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 54 remaining) [2024-02-07 14:55:12,814 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 54 remaining) [2024-02-07 14:55:12,814 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (50 of 54 remaining) [2024-02-07 14:55:12,814 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 54 remaining) [2024-02-07 14:55:12,814 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 54 remaining) [2024-02-07 14:55:12,815 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 54 remaining) [2024-02-07 14:55:12,815 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 54 remaining) [2024-02-07 14:55:12,815 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 54 remaining) [2024-02-07 14:55:12,815 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 54 remaining) [2024-02-07 14:55:12,816 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 54 remaining) [2024-02-07 14:55:12,816 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 54 remaining) [2024-02-07 14:55:12,817 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 54 remaining) [2024-02-07 14:55:12,817 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 54 remaining) [2024-02-07 14:55:12,817 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 54 remaining) [2024-02-07 14:55:12,817 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (38 of 54 remaining) [2024-02-07 14:55:12,817 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (37 of 54 remaining) [2024-02-07 14:55:12,818 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 54 remaining) [2024-02-07 14:55:12,818 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 54 remaining) [2024-02-07 14:55:12,818 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 54 remaining) [2024-02-07 14:55:12,818 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (33 of 54 remaining) [2024-02-07 14:55:12,818 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (32 of 54 remaining) [2024-02-07 14:55:12,819 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 54 remaining) [2024-02-07 14:55:12,819 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 54 remaining) [2024-02-07 14:55:12,819 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 54 remaining) [2024-02-07 14:55:12,819 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 54 remaining) [2024-02-07 14:55:12,819 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 54 remaining) [2024-02-07 14:55:12,820 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 54 remaining) [2024-02-07 14:55:12,820 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 54 remaining) [2024-02-07 14:55:12,820 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 54 remaining) [2024-02-07 14:55:12,820 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 54 remaining) [2024-02-07 14:55:12,821 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 54 remaining) [2024-02-07 14:55:12,821 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Thread1of1ForFork4Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 54 remaining) [2024-02-07 14:55:12,821 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Thread1of1ForFork4Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 54 remaining) [2024-02-07 14:55:12,821 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 54 remaining) [2024-02-07 14:55:12,821 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 54 remaining) [2024-02-07 14:55:12,822 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 54 remaining) [2024-02-07 14:55:12,822 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 54 remaining) [2024-02-07 14:55:12,822 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 54 remaining) [2024-02-07 14:55:12,822 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 54 remaining) [2024-02-07 14:55:12,822 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 54 remaining) [2024-02-07 14:55:12,823 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 54 remaining) [2024-02-07 14:55:12,823 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 54 remaining) [2024-02-07 14:55:12,823 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 54 remaining) [2024-02-07 14:55:12,823 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Thread1of1ForFork0Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 54 remaining) [2024-02-07 14:55:12,823 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Thread1of1ForFork0Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 54 remaining) [2024-02-07 14:55:12,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 54 remaining) [2024-02-07 14:55:12,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 54 remaining) [2024-02-07 14:55:12,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 54 remaining) [2024-02-07 14:55:12,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 54 remaining) [2024-02-07 14:55:12,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 54 remaining) [2024-02-07 14:55:12,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 54 remaining) [2024-02-07 14:55:12,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 54 remaining) [2024-02-07 14:55:12,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 54 remaining) [2024-02-07 14:55:12,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:55:12,826 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 14:55:12,836 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:55:12,837 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:55:12,857 INFO L503 ceAbstractionStarter]: Automizer considered 23 witness invariants [2024-02-07 14:55:12,857 INFO L504 ceAbstractionStarter]: WitnessConsidered=23 [2024-02-07 14:55:12,859 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:55:12 BasicIcfg [2024-02-07 14:55:12,859 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:55:12,865 INFO L158 Benchmark]: Toolchain (without parser) took 2044.65ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 59.0MB in the beginning and 104.0MB in the end (delta: -45.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:55:12,865 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 130.0MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:55:12,865 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 130.0MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:55:12,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.56ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 58.9MB in the beginning and 130.0MB in the end (delta: -71.1MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2024-02-07 14:55:12,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.08ms. Allocated memory is still 172.0MB. Free memory was 130.0MB in the beginning and 127.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:55:12,867 INFO L158 Benchmark]: Boogie Preprocessor took 101.23ms. Allocated memory is still 172.0MB. Free memory was 127.9MB in the beginning and 123.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-02-07 14:55:12,869 INFO L158 Benchmark]: RCFGBuilder took 929.44ms. Allocated memory is still 172.0MB. Free memory was 123.7MB in the beginning and 57.6MB in the end (delta: 66.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-02-07 14:55:12,870 INFO L158 Benchmark]: TraceAbstraction took 480.38ms. Allocated memory is still 172.0MB. Free memory was 56.6MB in the beginning and 104.0MB in the end (delta: -47.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:55:12,877 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 130.0MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 130.0MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.56ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 58.9MB in the beginning and 130.0MB in the end (delta: -71.1MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.08ms. Allocated memory is still 172.0MB. Free memory was 130.0MB in the beginning and 127.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.23ms. Allocated memory is still 172.0MB. Free memory was 127.9MB in the beginning and 123.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 929.44ms. Allocated memory is still 172.0MB. Free memory was 123.7MB in the beginning and 57.6MB in the end (delta: 66.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * TraceAbstraction took 480.38ms. Allocated memory is still 172.0MB. Free memory was 56.6MB in the beginning and 104.0MB in the end (delta: -47.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 228]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] unsigned int x_0, y_1, x_8, y_9; [L39] _Bool f1_2, f2_3, f1_10, f2_11; [L40] unsigned int temp_4, temp_5, temp_6, temp_7, temp_12, temp_13, temp_14, temp_15; [L212] pthread_t t1, t4; [L215] x_0 = __VERIFIER_nondet_uint() [L216] y_1 = __VERIFIER_nondet_uint() [L217] x_8 = __VERIFIER_nondet_uint() [L218] y_9 = __VERIFIER_nondet_uint() [L219] temp_4 = __VERIFIER_nondet_uint() [L220] temp_5 = __VERIFIER_nondet_uint() [L221] temp_6 = __VERIFIER_nondet_uint() [L222] temp_7 = __VERIFIER_nondet_uint() [L223] temp_12 = __VERIFIER_nondet_uint() [L224] temp_13 = __VERIFIER_nondet_uint() [L225] temp_14 = __VERIFIER_nondet_uint() [L226] temp_15 = __VERIFIER_nondet_uint() [L227] f1_2 = __VERIFIER_nondet_bool() [L228] 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_10=0, f1_2=2, f2_11=0, f2_3=0, t1={5:0}, t4={3:0}] - UnprovableResult [Line: 116]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 117]: 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 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: 120]: 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: 54]: 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: 68]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 70]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 102]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 104]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 229]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 230]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 241]: 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: 236]: 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: 235]: 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: 200]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 201]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 204]: 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: 203]: 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: 138]: 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: 152]: 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: 172]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 174]: 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: 188]: 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 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: 120]: 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: 203]: 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: 204]: 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, 220 locations, 54 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=284occurred 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 14:55:12,904 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