./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-6.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-ticket-6.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-ticket-6.wvr.c ./goblint.2024-02-07_10-47-16.files/SV-COMP24_unreach-call/parallel-ticket-6.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 14:37:18,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 14:37:18,926 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 14:37:18,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 14:37:18,930 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 14:37:18,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 14:37:18,971 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 14:37:18,971 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 14:37:18,971 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 14:37:18,972 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 14:37:18,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 14:37:18,972 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 14:37:18,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 14:37:18,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 14:37:18,973 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 14:37:18,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 14:37:18,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 14:37:18,974 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 14:37:18,974 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 14:37:18,975 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 14:37:18,975 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 14:37:18,975 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 14:37:18,976 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 14:37:18,976 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 14:37:18,976 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 14:37:18,976 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 14:37:18,976 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 14:37:18,977 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 14:37:18,977 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 14:37:18,977 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 14:37:18,977 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 14:37:18,978 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 14:37:18,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:37:18,978 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 14:37:18,978 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 14:37:18,978 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 14:37:18,979 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 14:37:18,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 14:37:18,979 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 14:37:18,979 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 14:37:18,979 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 14:37:18,979 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 14:37:18,980 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 14:37:18,980 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 14:37:19,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 14:37:19,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 14:37:19,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 14:37:19,148 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 14:37:19,149 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 14:37:19,150 INFO L431 ainManager$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-ticket-6.wvr.yml/witness.yml [2024-02-07 14:37:19,236 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 14:37:19,237 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 14:37:19,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-6.wvr.c [2024-02-07 14:37:20,378 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 14:37:20,545 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 14:37:20,546 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-6.wvr.c [2024-02-07 14:37:20,551 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30726fb27/f5390cca4aa3435bbb8a1480bb07623f/FLAG8423f26c7 [2024-02-07 14:37:20,563 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30726fb27/f5390cca4aa3435bbb8a1480bb07623f [2024-02-07 14:37:20,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 14:37:20,564 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 14:37:20,565 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 14:37:20,565 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 14:37:20,568 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 14:37:20,569 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:37:19" (1/2) ... [2024-02-07 14:37:20,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3100f7e6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:37:20, skipping insertion in model container [2024-02-07 14:37:20,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:37:19" (1/2) ... [2024-02-07 14:37:20,571 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@720cf589 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 02:37:20, skipping insertion in model container [2024-02-07 14:37:20,571 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:37:20" (2/2) ... [2024-02-07 14:37:20,572 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3100f7e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20, skipping insertion in model container [2024-02-07 14:37:20,572 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 02:37:20" (2/2) ... [2024-02-07 14:37:20,572 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 14:37:20,596 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 14:37:20,597 INFO L76 edCorrectnessWitness]: Location invariant before [L67-L67] -2147483647 <= t [2024-02-07 14:37:20,597 INFO L76 edCorrectnessWitness]: Location invariant before [L86-L86] -2147483647 <= t [2024-02-07 14:37:20,598 INFO L76 edCorrectnessWitness]: Location invariant before [L143-L143] -2147483647 <= t [2024-02-07 14:37:20,598 INFO L76 edCorrectnessWitness]: Location invariant before [L149-L149] b == (_Bool)0 [2024-02-07 14:37:20,598 INFO L76 edCorrectnessWitness]: Location invariant before [L93-L93] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:20,598 INFO L76 edCorrectnessWitness]: Location invariant before [L96-L96] -2147483647 <= s [2024-02-07 14:37:20,598 INFO L76 edCorrectnessWitness]: Location invariant before [L52-L52] x == 1 [2024-02-07 14:37:20,598 INFO L76 edCorrectnessWitness]: Location invariant before [L124-L124] -2147483647 <= t [2024-02-07 14:37:20,598 INFO L76 edCorrectnessWitness]: Location invariant before [L77-L77] -2147483647 <= s [2024-02-07 14:37:20,598 INFO L76 edCorrectnessWitness]: Location invariant before [L111-L111] b == (_Bool)0 [2024-02-07 14:37:20,599 INFO L76 edCorrectnessWitness]: Location invariant before [L74-L74] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:20,599 INFO L76 edCorrectnessWitness]: Location invariant before [L131-L131] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:20,599 INFO L76 edCorrectnessWitness]: Location invariant before [L153-L153] -2147483647 <= s [2024-02-07 14:37:20,599 INFO L76 edCorrectnessWitness]: Location invariant before [L115-L115] -2147483647 <= s [2024-02-07 14:37:20,599 INFO L76 edCorrectnessWitness]: Location invariant before [L105-L105] -2147483647 <= t [2024-02-07 14:37:20,599 INFO L76 edCorrectnessWitness]: Location invariant before [L130-L130] b == (_Bool)0 [2024-02-07 14:37:20,599 INFO L76 edCorrectnessWitness]: Location invariant before [L55-L55] x == 0 [2024-02-07 14:37:20,599 INFO L76 edCorrectnessWitness]: Location invariant before [L92-L92] b == (_Bool)0 [2024-02-07 14:37:20,600 INFO L76 edCorrectnessWitness]: Location invariant before [L73-L73] b == (_Bool)0 [2024-02-07 14:37:20,600 INFO L76 edCorrectnessWitness]: Location invariant before [L134-L134] -2147483647 <= s [2024-02-07 14:37:20,600 INFO L76 edCorrectnessWitness]: Location invariant before [L112-L112] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:20,600 INFO L76 edCorrectnessWitness]: Location invariant before [L189-L189] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:20,600 INFO L76 edCorrectnessWitness]: Location invariant before [L150-L150] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:20,600 INFO L76 edCorrectnessWitness]: Location invariant before [L45-L45] -2147483647 <= t [2024-02-07 14:37:20,600 INFO L76 edCorrectnessWitness]: Location invariant before [L58-L58] -2147483647 <= s [2024-02-07 14:37:20,600 INFO L76 edCorrectnessWitness]: Location invariant before [L174-L174] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 14:37:20,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2024-02-07 14:37:20,784 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-ticket-6.wvr.c[4478,4491] [2024-02-07 14:37:20,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:37:20,795 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 [2024-02-07 14:37:20,851 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-ticket-6.wvr.c[4478,4491] [2024-02-07 14:37:20,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-07 14:37:20,864 INFO L207 MainTranslator]: Completed translation [2024-02-07 14:37:20,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20 WrapperNode [2024-02-07 14:37:20,864 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 14:37:20,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 14:37:20,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 14:37:20,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 14:37:20,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (1/1) ... [2024-02-07 14:37:20,888 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (1/1) ... [2024-02-07 14:37:20,924 INFO L138 Inliner]: procedures = 25, calls = 100, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 319 [2024-02-07 14:37:20,925 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 14:37:20,926 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 14:37:20,926 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 14:37:20,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 14:37:20,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (1/1) ... [2024-02-07 14:37:20,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (1/1) ... [2024-02-07 14:37:20,947 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (1/1) ... [2024-02-07 14:37:20,966 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 14:37:20,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (1/1) ... [2024-02-07 14:37:20,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (1/1) ... [2024-02-07 14:37:20,983 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (1/1) ... [2024-02-07 14:37:20,991 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (1/1) ... [2024-02-07 14:37:20,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (1/1) ... [2024-02-07 14:37:20,997 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (1/1) ... [2024-02-07 14:37:20,999 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 14:37:21,005 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 14:37:21,006 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 14:37:21,006 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 14:37:21,007 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (1/1) ... [2024-02-07 14:37:21,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 14:37:21,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 14:37:21,062 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 14:37:21,076 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 14:37:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 14:37:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 14:37:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 14:37:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 14:37:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 14:37:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 14:37:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 14:37:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-02-07 14:37:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-02-07 14:37:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 14:37:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 14:37:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 14:37:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 14:37:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 14:37:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-02-07 14:37:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-02-07 14:37:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-07 14:37:21,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-07 14:37:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-07 14:37:21,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-07 14:37:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-07 14:37:21,110 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-07 14:37:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-07 14:37:21,110 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-07 14:37:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 14:37:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 14:37:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 14:37:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 14:37:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 14:37:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-02-07 14:37:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-02-07 14:37:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-02-07 14:37:21,144 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-02-07 14:37:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-02-07 14:37:21,144 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-02-07 14:37:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 14:37:21,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 14:37:21,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 14:37:21,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 14:37:21,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 14:37:21,147 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 14:37:21,240 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 14:37:21,242 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 14:37:21,573 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 14:37:21,573 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 14:37:21,856 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 14:37:21,856 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 14:37:21,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:37:21 BoogieIcfgContainer [2024-02-07 14:37:21,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 14:37:21,859 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 14:37:21,859 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 14:37:21,861 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 14:37:21,862 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 02:37:19" (1/4) ... [2024-02-07 14:37:21,862 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@129e5d1a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 02:37:21, skipping insertion in model container [2024-02-07 14:37:21,862 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 02:37:20" (2/4) ... [2024-02-07 14:37:21,863 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@129e5d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:37:21, skipping insertion in model container [2024-02-07 14:37:21,863 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 02:37:20" (3/4) ... [2024-02-07 14:37:21,863 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@129e5d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 02:37:21, skipping insertion in model container [2024-02-07 14:37:21,863 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 02:37:21" (4/4) ... [2024-02-07 14:37:21,864 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-6.wvr.c [2024-02-07 14:37:21,879 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 14:37:21,880 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 27 error locations. [2024-02-07 14:37:21,880 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 14:37:21,940 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2024-02-07 14:37:21,964 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 117 places, 98 transitions, 238 flow [2024-02-07 14:37:21,992 INFO L124 PetriNetUnfolderBase]: 0/92 cut-off events. [2024-02-07 14:37:21,992 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-02-07 14:37:21,994 INFO L83 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 92 events. 0/92 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 267 event pairs, 0 based on Foata normal form. 0/65 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-02-07 14:37:21,994 INFO L82 GeneralOperation]: Start removeDead. Operand has 117 places, 98 transitions, 238 flow [2024-02-07 14:37:21,997 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 110 places, 91 transitions, 218 flow [2024-02-07 14:37:22,004 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 14:37:22,009 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;@42b18e35, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 14:37:22,009 INFO L358 AbstractCegarLoop]: Starting to check reachability of 57 error locations. [2024-02-07 14:37:22,011 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 14:37:22,011 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 14:37:22,012 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 14:37:22,012 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 14:37:22,012 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 14:37:22,013 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 54 more)] === [2024-02-07 14:37:22,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 14:37:22,017 INFO L85 PathProgramCache]: Analyzing trace with hash 21378, now seen corresponding path program 1 times [2024-02-07 14:37:22,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 14:37:22,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058458795] [2024-02-07 14:37:22,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 14:37:22,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 14:37:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:37:22,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 14:37:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 14:37:22,175 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 14:37:22,176 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 14:37:22,177 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 57 remaining) [2024-02-07 14:37:22,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 57 remaining) [2024-02-07 14:37:22,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 57 remaining) [2024-02-07 14:37:22,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 57 remaining) [2024-02-07 14:37:22,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 57 remaining) [2024-02-07 14:37:22,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 57 remaining) [2024-02-07 14:37:22,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 57 remaining) [2024-02-07 14:37:22,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 57 remaining) [2024-02-07 14:37:22,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 57 remaining) [2024-02-07 14:37:22,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 57 remaining) [2024-02-07 14:37:22,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 57 remaining) [2024-02-07 14:37:22,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 57 remaining) [2024-02-07 14:37:22,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 57 remaining) [2024-02-07 14:37:22,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 57 remaining) [2024-02-07 14:37:22,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (42 of 57 remaining) [2024-02-07 14:37:22,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (41 of 57 remaining) [2024-02-07 14:37:22,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (40 of 57 remaining) [2024-02-07 14:37:22,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (39 of 57 remaining) [2024-02-07 14:37:22,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (38 of 57 remaining) [2024-02-07 14:37:22,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (37 of 57 remaining) [2024-02-07 14:37:22,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 57 remaining) [2024-02-07 14:37:22,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 57 remaining) [2024-02-07 14:37:22,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 57 remaining) [2024-02-07 14:37:22,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 57 remaining) [2024-02-07 14:37:22,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 57 remaining) [2024-02-07 14:37:22,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 57 remaining) [2024-02-07 14:37:22,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 57 remaining) [2024-02-07 14:37:22,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 57 remaining) [2024-02-07 14:37:22,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 57 remaining) [2024-02-07 14:37:22,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 57 remaining) [2024-02-07 14:37:22,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 57 remaining) [2024-02-07 14:37:22,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 57 remaining) [2024-02-07 14:37:22,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 57 remaining) [2024-02-07 14:37:22,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 57 remaining) [2024-02-07 14:37:22,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 57 remaining) [2024-02-07 14:37:22,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 57 remaining) [2024-02-07 14:37:22,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 57 remaining) [2024-02-07 14:37:22,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 57 remaining) [2024-02-07 14:37:22,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 57 remaining) [2024-02-07 14:37:22,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 57 remaining) [2024-02-07 14:37:22,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 57 remaining) [2024-02-07 14:37:22,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 57 remaining) [2024-02-07 14:37:22,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 57 remaining) [2024-02-07 14:37:22,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 57 remaining) [2024-02-07 14:37:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 57 remaining) [2024-02-07 14:37:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 57 remaining) [2024-02-07 14:37:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 57 remaining) [2024-02-07 14:37:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 57 remaining) [2024-02-07 14:37:22,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 57 remaining) [2024-02-07 14:37:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 57 remaining) [2024-02-07 14:37:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 57 remaining) [2024-02-07 14:37:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 57 remaining) [2024-02-07 14:37:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 57 remaining) [2024-02-07 14:37:22,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 57 remaining) [2024-02-07 14:37:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 57 remaining) [2024-02-07 14:37:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 57 remaining) [2024-02-07 14:37:22,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 57 remaining) [2024-02-07 14:37:22,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 14:37:22,191 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 14:37:22,196 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 14:37:22,197 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 14:37:22,211 INFO L503 ceAbstractionStarter]: Automizer considered 26 witness invariants [2024-02-07 14:37:22,211 INFO L504 ceAbstractionStarter]: WitnessConsidered=26 [2024-02-07 14:37:22,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 02:37:22 BasicIcfg [2024-02-07 14:37:22,212 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 14:37:22,213 INFO L158 Benchmark]: Toolchain (without parser) took 1648.72ms. Allocated memory was 161.5MB in the beginning and 218.1MB in the end (delta: 56.6MB). Free memory was 101.3MB in the beginning and 137.5MB in the end (delta: -36.2MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-02-07 14:37:22,213 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 161.5MB. Free memory was 121.4MB in the beginning and 121.1MB in the end (delta: 235.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:37:22,214 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 161.5MB. Free memory was 118.1MB in the beginning and 117.9MB in the end (delta: 235.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 14:37:22,214 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.85ms. Allocated memory is still 161.5MB. Free memory was 101.3MB in the beginning and 83.2MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-02-07 14:37:22,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.38ms. Allocated memory is still 161.5MB. Free memory was 83.2MB in the beginning and 80.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:37:22,215 INFO L158 Benchmark]: Boogie Preprocessor took 77.97ms. Allocated memory is still 161.5MB. Free memory was 80.8MB in the beginning and 77.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 14:37:22,215 INFO L158 Benchmark]: RCFGBuilder took 852.34ms. Allocated memory was 161.5MB in the beginning and 218.1MB in the end (delta: 56.6MB). Free memory was 77.3MB in the beginning and 179.4MB in the end (delta: -102.1MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2024-02-07 14:37:22,215 INFO L158 Benchmark]: TraceAbstraction took 353.39ms. Allocated memory is still 218.1MB. Free memory was 178.4MB in the beginning and 137.5MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-02-07 14:37:22,217 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 0.15ms. Allocated memory is still 161.5MB. Free memory was 121.4MB in the beginning and 121.1MB in the end (delta: 235.1kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 161.5MB. Free memory was 118.1MB in the beginning and 117.9MB in the end (delta: 235.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.85ms. Allocated memory is still 161.5MB. Free memory was 101.3MB in the beginning and 83.2MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.38ms. Allocated memory is still 161.5MB. Free memory was 83.2MB in the beginning and 80.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.97ms. Allocated memory is still 161.5MB. Free memory was 80.8MB in the beginning and 77.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 852.34ms. Allocated memory was 161.5MB in the beginning and 218.1MB in the end (delta: 56.6MB). Free memory was 77.3MB in the beginning and 179.4MB in the end (delta: -102.1MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * TraceAbstraction took 353.39ms. Allocated memory is still 218.1MB. Free memory was 178.4MB in the beginning and 137.5MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 174]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] int m1, m2, m3, m4, m5, m6, s, t, x; [L39] _Bool b; [L159] pthread_t t1, t2, t3, t4, t5, t6; [L162] m1 = __VERIFIER_nondet_int() [L163] m2 = __VERIFIER_nondet_int() [L164] m3 = __VERIFIER_nondet_int() [L165] m4 = __VERIFIER_nondet_int() [L166] m5 = __VERIFIER_nondet_int() [L167] m6 = __VERIFIER_nondet_int() [L168] s = __VERIFIER_nondet_int() [L169] t = __VERIFIER_nondet_int() [L170] x = __VERIFIER_nondet_int() [L171] b = __VERIFIER_nondet_bool() [L174] CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[b],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [b=2, m1=0, m2=0, m3=0, m4=0, m5=0, m6=0, s=0, t1={9:0}, t2={5:0}, t3={6:0}, t4={3:0}, t5={7:0}, t6={8:0}, t=0, x=0] - UnprovableResult [Line: 45]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds 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: 55]: 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: 67]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 73]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: 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: 86]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 93]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 96]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 189]: 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 a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 178]: 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: 176]: 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: 181]: 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: 180]: 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: 179]: 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: 177]: 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: 105]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 111]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 112]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds 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: 124]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 131]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 134]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 143]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 149]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 150]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 153]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 172 locations, 57 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=218occurred 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 14:37:22,256 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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