./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 e7c74aec 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-wip.fs.fix-undeclared-acsl-variable-e7c74ae-m [2024-02-07 19:15:29,909 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-07 19:15:29,943 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-07 19:15:29,946 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-07 19:15:29,946 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-07 19:15:29,960 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-07 19:15:29,961 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-07 19:15:29,961 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-07 19:15:29,962 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-07 19:15:29,962 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-07 19:15:29,962 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-07 19:15:29,962 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-07 19:15:29,963 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-07 19:15:29,963 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-07 19:15:29,963 INFO L153 SettingsManager]: * Use SBE=true [2024-02-07 19:15:29,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-07 19:15:29,964 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-07 19:15:29,964 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-07 19:15:29,965 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-07 19:15:29,965 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-07 19:15:29,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-07 19:15:29,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-07 19:15:29,966 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-07 19:15:29,966 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-07 19:15:29,966 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-07 19:15:29,966 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-07 19:15:29,967 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-07 19:15:29,967 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-07 19:15:29,967 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-07 19:15:29,967 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-07 19:15:29,968 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-07 19:15:29,968 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-07 19:15:29,968 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:15:29,968 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-07 19:15:29,968 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-07 19:15:29,969 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-07 19:15:29,969 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-07 19:15:29,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-07 19:15:29,969 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-07 19:15:29,969 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-07 19:15:29,969 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-07 19:15:29,970 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-07 19:15:29,970 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-07 19:15:29,970 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-07 19:15:30,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-07 19:15:30,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-07 19:15:30,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-07 19:15:30,186 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-07 19:15:30,187 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-07 19:15:30,188 INFO L431 ainManager$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 19:15:30,280 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-07 19:15:30,280 INFO L274 PluginConnector]: CDTParser initialized [2024-02-07 19:15:30,281 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-6.wvr.c [2024-02-07 19:15:31,316 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-07 19:15:31,503 INFO L384 CDTParser]: Found 1 translation units. [2024-02-07 19:15:31,503 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-6.wvr.c [2024-02-07 19:15:31,510 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a3edb0a0/41854e5f7edc494cbb77d930ad9ae841/FLAGdc63623a7 [2024-02-07 19:15:31,519 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a3edb0a0/41854e5f7edc494cbb77d930ad9ae841 [2024-02-07 19:15:31,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-07 19:15:31,522 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-07 19:15:31,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-07 19:15:31,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-07 19:15:31,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-07 19:15:31,528 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:15:30" (1/2) ... [2024-02-07 19:15:31,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@525078d1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:15:31, skipping insertion in model container [2024-02-07 19:15:31,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:15:30" (1/2) ... [2024-02-07 19:15:31,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d043ccf and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 07.02 07:15:31, skipping insertion in model container [2024-02-07 19:15:31,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:15:31" (2/2) ... [2024-02-07 19:15:31,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@525078d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31, skipping insertion in model container [2024-02-07 19:15:31,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 07:15:31" (2/2) ... [2024-02-07 19:15:31,532 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-07 19:15:31,550 INFO L74 edCorrectnessWitness]: Found the following entries in the witness: [2024-02-07 19:15:31,552 INFO L76 edCorrectnessWitness]: Location invariant before [L96-L96] -2147483647 <= s [2024-02-07 19:15:31,552 INFO L76 edCorrectnessWitness]: Location invariant before [L189-L189] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,552 INFO L76 edCorrectnessWitness]: Location invariant before [L52-L52] x == 1 [2024-02-07 19:15:31,552 INFO L76 edCorrectnessWitness]: Location invariant before [L124-L124] -2147483647 <= t [2024-02-07 19:15:31,552 INFO L76 edCorrectnessWitness]: Location invariant before [L134-L134] -2147483647 <= s [2024-02-07 19:15:31,553 INFO L76 edCorrectnessWitness]: Location invariant before [L149-L149] b == (_Bool)0 [2024-02-07 19:15:31,553 INFO L76 edCorrectnessWitness]: Location invariant before [L86-L86] -2147483647 <= t [2024-02-07 19:15:31,553 INFO L76 edCorrectnessWitness]: Location invariant before [L115-L115] -2147483647 <= s [2024-02-07 19:15:31,553 INFO L76 edCorrectnessWitness]: Location invariant before [L105-L105] -2147483647 <= t [2024-02-07 19:15:31,553 INFO L76 edCorrectnessWitness]: Location invariant before [L93-L93] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,556 INFO L76 edCorrectnessWitness]: Location invariant before [L55-L55] x == 0 [2024-02-07 19:15:31,556 INFO L76 edCorrectnessWitness]: Location invariant before [L73-L73] b == (_Bool)0 [2024-02-07 19:15:31,556 INFO L76 edCorrectnessWitness]: Location invariant before [L92-L92] b == (_Bool)0 [2024-02-07 19:15:31,556 INFO L76 edCorrectnessWitness]: Location invariant before [L131-L131] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,557 INFO L76 edCorrectnessWitness]: Location invariant before [L74-L74] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,557 INFO L76 edCorrectnessWitness]: Location invariant before [L45-L45] -2147483647 <= t [2024-02-07 19:15:31,557 INFO L76 edCorrectnessWitness]: Location invariant before [L153-L153] -2147483647 <= s [2024-02-07 19:15:31,557 INFO L76 edCorrectnessWitness]: Location invariant before [L143-L143] -2147483647 <= t [2024-02-07 19:15:31,557 INFO L76 edCorrectnessWitness]: Location invariant before [L174-L174] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,557 INFO L76 edCorrectnessWitness]: Location invariant before [L150-L150] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,558 INFO L76 edCorrectnessWitness]: Location invariant before [L77-L77] -2147483647 <= s [2024-02-07 19:15:31,558 INFO L76 edCorrectnessWitness]: Location invariant before [L111-L111] b == (_Bool)0 [2024-02-07 19:15:31,558 INFO L76 edCorrectnessWitness]: Location invariant before [L67-L67] -2147483647 <= t [2024-02-07 19:15:31,559 INFO L76 edCorrectnessWitness]: Location invariant before [L58-L58] -2147483647 <= s [2024-02-07 19:15:31,559 INFO L76 edCorrectnessWitness]: Location invariant before [L130-L130] b == (_Bool)0 [2024-02-07 19:15:31,559 INFO L76 edCorrectnessWitness]: Location invariant before [L112-L112] b == (_Bool)0 || b == (_Bool)1 [2024-02-07 19:15:31,579 INFO L181 MainTranslator]: Built tables and reachable declarations [2024-02-07 19:15:31,793 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 19:15:31,804 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:15:31,821 INFO L206 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 19:15:31,879 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 19:15:31,880 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-07 19:15:31,892 INFO L211 MainTranslator]: Completed translation [2024-02-07 19:15:31,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31 WrapperNode [2024-02-07 19:15:31,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-07 19:15:31,894 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-07 19:15:31,894 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-07 19:15:31,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-07 19:15:31,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,962 INFO L138 Inliner]: procedures = 25, calls = 100, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 319 [2024-02-07 19:15:31,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-07 19:15:31,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-07 19:15:31,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-07 19:15:31,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-07 19:15:31,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:31,980 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:32,007 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 19:15:32,008 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:32,008 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:32,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:32,026 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:32,035 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:32,037 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:32,039 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-07 19:15:32,045 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-07 19:15:32,045 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-07 19:15:32,045 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-07 19:15:32,046 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (1/1) ... [2024-02-07 19:15:32,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-07 19:15:32,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-07 19:15:32,077 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 19:15:32,163 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 19:15:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-07 19:15:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-07 19:15:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-07 19:15:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-07 19:15:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-07 19:15:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-07 19:15:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-07 19:15:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-02-07 19:15:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-02-07 19:15:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-07 19:15:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-07 19:15:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-07 19:15:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-07 19:15:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-07 19:15:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-02-07 19:15:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-02-07 19:15:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-07 19:15:32,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-07 19:15:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-07 19:15:32,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-07 19:15:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-07 19:15:32,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-07 19:15:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-07 19:15:32,177 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-07 19:15:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-07 19:15:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-07 19:15:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-07 19:15:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-07 19:15:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-07 19:15:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-02-07 19:15:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-02-07 19:15:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-02-07 19:15:32,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-02-07 19:15:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-02-07 19:15:32,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-02-07 19:15:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-07 19:15:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-07 19:15:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-07 19:15:32,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-07 19:15:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-07 19:15:32,180 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 19:15:32,305 INFO L244 CfgBuilder]: Building ICFG [2024-02-07 19:15:32,306 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-07 19:15:32,588 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-07 19:15:32,588 INFO L293 CfgBuilder]: Performing block encoding [2024-02-07 19:15:32,871 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-07 19:15:32,871 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-07 19:15:32,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:15:32 BoogieIcfgContainer [2024-02-07 19:15:32,872 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-07 19:15:32,873 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-07 19:15:32,873 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-07 19:15:32,875 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-07 19:15:32,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 07.02 07:15:30" (1/4) ... [2024-02-07 19:15:32,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f3a7dc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 07.02 07:15:32, skipping insertion in model container [2024-02-07 19:15:32,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 07:15:31" (2/4) ... [2024-02-07 19:15:32,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f3a7dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:15:32, skipping insertion in model container [2024-02-07 19:15:32,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 07:15:31" (3/4) ... [2024-02-07 19:15:32,877 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f3a7dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 07:15:32, skipping insertion in model container [2024-02-07 19:15:32,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.02 07:15:32" (4/4) ... [2024-02-07 19:15:32,877 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-6.wvr.c [2024-02-07 19:15:32,890 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-07 19:15:32,891 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 27 error locations. [2024-02-07 19:15:32,891 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-07 19:15:32,951 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2024-02-07 19:15:32,973 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 117 places, 98 transitions, 238 flow [2024-02-07 19:15:33,039 INFO L124 PetriNetUnfolderBase]: 0/92 cut-off events. [2024-02-07 19:15:33,039 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-02-07 19:15:33,041 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 19:15:33,041 INFO L82 GeneralOperation]: Start removeDead. Operand has 117 places, 98 transitions, 238 flow [2024-02-07 19:15:33,044 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 110 places, 91 transitions, 218 flow [2024-02-07 19:15:33,051 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-07 19:15:33,056 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;@1b438c6e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-07 19:15:33,056 INFO L358 AbstractCegarLoop]: Starting to check reachability of 57 error locations. [2024-02-07 19:15:33,058 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-07 19:15:33,058 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-07 19:15:33,058 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-07 19:15:33,058 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-07 19:15:33,059 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-07 19:15:33,059 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 19:15:33,063 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-07 19:15:33,064 INFO L85 PathProgramCache]: Analyzing trace with hash 21378, now seen corresponding path program 1 times [2024-02-07 19:15:33,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-07 19:15:33,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749206740] [2024-02-07 19:15:33,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-07 19:15:33,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-07 19:15:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:15:33,194 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-07 19:15:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-07 19:15:33,245 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-07 19:15:33,247 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-07 19:15:33,248 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 57 remaining) [2024-02-07 19:15:33,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 57 remaining) [2024-02-07 19:15:33,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 57 remaining) [2024-02-07 19:15:33,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 57 remaining) [2024-02-07 19:15:33,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 57 remaining) [2024-02-07 19:15:33,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 57 remaining) [2024-02-07 19:15:33,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 57 remaining) [2024-02-07 19:15:33,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 57 remaining) [2024-02-07 19:15:33,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 57 remaining) [2024-02-07 19:15:33,252 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 57 remaining) [2024-02-07 19:15:33,252 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 57 remaining) [2024-02-07 19:15:33,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 57 remaining) [2024-02-07 19:15:33,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 57 remaining) [2024-02-07 19:15:33,254 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 57 remaining) [2024-02-07 19:15:33,254 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (42 of 57 remaining) [2024-02-07 19:15:33,254 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (41 of 57 remaining) [2024-02-07 19:15:33,254 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (40 of 57 remaining) [2024-02-07 19:15:33,254 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (39 of 57 remaining) [2024-02-07 19:15:33,254 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (38 of 57 remaining) [2024-02-07 19:15:33,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (37 of 57 remaining) [2024-02-07 19:15:33,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 57 remaining) [2024-02-07 19:15:33,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 57 remaining) [2024-02-07 19:15:33,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 57 remaining) [2024-02-07 19:15:33,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 57 remaining) [2024-02-07 19:15:33,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 57 remaining) [2024-02-07 19:15:33,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 57 remaining) [2024-02-07 19:15:33,258 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 57 remaining) [2024-02-07 19:15:33,260 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 57 remaining) [2024-02-07 19:15:33,260 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 57 remaining) [2024-02-07 19:15:33,261 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 57 remaining) [2024-02-07 19:15:33,261 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 57 remaining) [2024-02-07 19:15:33,265 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 57 remaining) [2024-02-07 19:15:33,266 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 57 remaining) [2024-02-07 19:15:33,268 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 57 remaining) [2024-02-07 19:15:33,268 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 57 remaining) [2024-02-07 19:15:33,268 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 57 remaining) [2024-02-07 19:15:33,269 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 57 remaining) [2024-02-07 19:15:33,269 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 57 remaining) [2024-02-07 19:15:33,269 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 57 remaining) [2024-02-07 19:15:33,269 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 57 remaining) [2024-02-07 19:15:33,269 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 57 remaining) [2024-02-07 19:15:33,269 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 57 remaining) [2024-02-07 19:15:33,270 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 57 remaining) [2024-02-07 19:15:33,270 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 57 remaining) [2024-02-07 19:15:33,270 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 57 remaining) [2024-02-07 19:15:33,270 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 57 remaining) [2024-02-07 19:15:33,270 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 57 remaining) [2024-02-07 19:15:33,270 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err2ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 57 remaining) [2024-02-07 19:15:33,270 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err3ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 57 remaining) [2024-02-07 19:15:33,275 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 57 remaining) [2024-02-07 19:15:33,275 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 57 remaining) [2024-02-07 19:15:33,275 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 57 remaining) [2024-02-07 19:15:33,276 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 57 remaining) [2024-02-07 19:15:33,276 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 57 remaining) [2024-02-07 19:15:33,276 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 57 remaining) [2024-02-07 19:15:33,276 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 57 remaining) [2024-02-07 19:15:33,276 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 57 remaining) [2024-02-07 19:15:33,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-07 19:15:33,277 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-02-07 19:15:33,286 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-07 19:15:33,293 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-07 19:15:33,312 INFO L503 ceAbstractionStarter]: Automizer considered 26 witness invariants [2024-02-07 19:15:33,312 INFO L504 ceAbstractionStarter]: WitnessConsidered=26 [2024-02-07 19:15:33,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 07:15:33 BasicIcfg [2024-02-07 19:15:33,312 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-07 19:15:33,315 INFO L158 Benchmark]: Toolchain (without parser) took 1791.74ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 108.5MB in the beginning and 100.8MB in the end (delta: 7.7MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2024-02-07 19:15:33,315 INFO L158 Benchmark]: Witness Parser took 0.54ms. Allocated memory is still 140.5MB. Free memory was 108.5MB in the beginning and 108.5MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:15:33,315 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 140.5MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:15:33,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.11ms. Allocated memory is still 140.5MB. Free memory was 108.5MB in the beginning and 100.3MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-02-07 19:15:33,316 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.41ms. Allocated memory is still 140.5MB. Free memory was 100.3MB in the beginning and 97.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:15:33,316 INFO L158 Benchmark]: Boogie Preprocessor took 79.57ms. Allocated memory is still 140.5MB. Free memory was 97.3MB in the beginning and 94.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-07 19:15:33,317 INFO L158 Benchmark]: RCFGBuilder took 826.91ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 94.0MB in the beginning and 84.2MB in the end (delta: 9.8MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2024-02-07 19:15:33,317 INFO L158 Benchmark]: TraceAbstraction took 439.55ms. Allocated memory is still 169.9MB. Free memory was 84.2MB in the beginning and 100.8MB in the end (delta: -16.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-07 19:15:33,319 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 0.54ms. Allocated memory is still 140.5MB. Free memory was 108.5MB in the beginning and 108.5MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 140.5MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.11ms. Allocated memory is still 140.5MB. Free memory was 108.5MB in the beginning and 100.3MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.41ms. Allocated memory is still 140.5MB. Free memory was 100.3MB in the beginning and 97.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.57ms. Allocated memory is still 140.5MB. Free memory was 97.3MB in the beginning and 94.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 826.91ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 94.0MB in the beginning and 84.2MB in the end (delta: 9.8MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * TraceAbstraction took 439.55ms. Allocated memory is still 169.9MB. Free memory was 84.2MB in the beginning and 100.8MB in the end (delta: -16.6MB). There was no memory consumed. 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: 0.3s, 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=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 19:15:33,346 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