./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/elimination_backoff_stack.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/elimination_backoff_stack.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-14 02:27:51,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 02:27:51,077 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-14 02:27:51,082 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 02:27:51,082 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 02:27:51,099 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 02:27:51,100 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 02:27:51,100 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 02:27:51,101 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 02:27:51,101 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 02:27:51,101 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 02:27:51,102 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 02:27:51,102 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 02:27:51,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 02:27:51,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 02:27:51,103 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 02:27:51,103 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 02:27:51,103 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 02:27:51,104 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 02:27:51,104 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 02:27:51,104 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 02:27:51,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 02:27:51,105 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 02:27:51,105 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 02:27:51,105 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 02:27:51,106 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 02:27:51,106 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 02:27:51,106 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 02:27:51,106 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 02:27:51,107 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 02:27:51,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 02:27:51,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 02:27:51,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 02:27:51,108 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 02:27:51,108 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 02:27:51,108 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 02:27:51,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 02:27:51,108 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 02:27:51,109 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 02:27:51,109 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 02:27:51,109 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 02:27:51,109 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 02:27:51,110 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-14 02:27:51,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 02:27:51,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 02:27:51,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 02:27:51,357 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 02:27:51,358 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 02:27:51,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/elimination_backoff_stack.yml/witness.yml [2024-08-14 02:27:51,479 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 02:27:51,479 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 02:27:51,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2024-08-14 02:27:52,746 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 02:27:53,014 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 02:27:53,015 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2024-08-14 02:27:53,040 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2d2226c6f/678c320707634218bf11adcab253fefe/FLAGec18ca52c [2024-08-14 02:27:53,315 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2d2226c6f/678c320707634218bf11adcab253fefe [2024-08-14 02:27:53,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 02:27:53,317 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 02:27:53,318 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 02:27:53,318 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 02:27:53,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 02:27:53,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 02:27:51" (1/2) ... [2024-08-14 02:27:53,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a230c38 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:27:53, skipping insertion in model container [2024-08-14 02:27:53,323 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 02:27:51" (1/2) ... [2024-08-14 02:27:53,324 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@449e1fb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:27:53, skipping insertion in model container [2024-08-14 02:27:53,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 02:27:53" (2/2) ... [2024-08-14 02:27:53,324 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a230c38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:53, skipping insertion in model container [2024-08-14 02:27:53,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 02:27:53" (2/2) ... [2024-08-14 02:27:53,325 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 02:27:53,407 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 02:27:53,408 INFO L97 edCorrectnessWitness]: Location invariant before [L1400-L1400] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,408 INFO L97 edCorrectnessWitness]: Location invariant before [L1466-L1466] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,408 INFO L97 edCorrectnessWitness]: Location invariant before [L1552-L1552] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,408 INFO L97 edCorrectnessWitness]: Location invariant before [L1559-L1559] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,409 INFO L97 edCorrectnessWitness]: Location invariant before [L1517-L1517] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,409 INFO L97 edCorrectnessWitness]: Location invariant before [L1547-L1547] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,409 INFO L97 edCorrectnessWitness]: Location invariant before [L1564-L1564] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,409 INFO L97 edCorrectnessWitness]: Location invariant before [L1409-L1409] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,409 INFO L97 edCorrectnessWitness]: Location invariant before [L1481-L1485] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,411 INFO L97 edCorrectnessWitness]: Location invariant before [L1355-L1360] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,411 INFO L97 edCorrectnessWitness]: Location invariant before [L1387-L1392] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,412 INFO L97 edCorrectnessWitness]: Location invariant before [L1528-L1528] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,412 INFO L97 edCorrectnessWitness]: Location invariant before [L1367-L1372] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,412 INFO L97 edCorrectnessWitness]: Location invariant before [L1491-L1491] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:27:53,457 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 02:27:53,928 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 02:27:53,940 INFO L202 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 [2024-08-14 02:27:54,070 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 02:27:54,184 INFO L206 MainTranslator]: Completed translation [2024-08-14 02:27:54,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:54 WrapperNode [2024-08-14 02:27:54,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 02:27:54,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-14 02:27:54,186 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-14 02:27:54,186 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-14 02:27:54,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:54" (1/1) ... [2024-08-14 02:27:54,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:54" (1/1) ... [2024-08-14 02:27:54,342 INFO L138 Inliner]: procedures = 396, calls = 205, calls flagged for inlining = 53, calls inlined = 218, statements flattened = 4352 [2024-08-14 02:27:54,343 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-14 02:27:54,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 02:27:54,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 02:27:54,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 02:27:54,351 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:54" (1/1) ... [2024-08-14 02:27:54,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:54" (1/1) ... [2024-08-14 02:27:54,382 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:54" (1/1) ... [2024-08-14 02:27:54,383 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:54" (1/1) ... [2024-08-14 02:27:54,446 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:54" (1/1) ... [2024-08-14 02:27:54,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:54" (1/1) ... [2024-08-14 02:27:54,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:54" (1/1) ... [2024-08-14 02:27:54,495 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:54" (1/1) ... [2024-08-14 02:27:54,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 02:27:54,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-14 02:27:54,515 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-14 02:27:54,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-14 02:27:54,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:27:54" (1/1) ... [2024-08-14 02:27:54,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 02:27:54,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 02:27:54,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-14 02:27:54,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-14 02:27:54,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-14 02:27:54,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-14 02:27:54,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-14 02:27:54,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 02:27:54,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-08-14 02:27:54,577 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2024-08-14 02:27:54,577 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2024-08-14 02:27:54,577 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2024-08-14 02:27:54,578 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2024-08-14 02:27:54,578 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2024-08-14 02:27:54,578 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2024-08-14 02:27:54,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 02:27:54,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 02:27:54,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-08-14 02:27:54,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-08-14 02:27:54,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-14 02:27:54,579 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2024-08-14 02:27:54,579 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2024-08-14 02:27:54,579 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2024-08-14 02:27:54,580 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2024-08-14 02:27:54,580 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2024-08-14 02:27:54,580 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2024-08-14 02:27:54,580 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2024-08-14 02:27:54,580 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2024-08-14 02:27:54,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-14 02:27:54,584 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-14 02:27:54,855 INFO L244 CfgBuilder]: Building ICFG [2024-08-14 02:27:54,857 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 02:27:57,784 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-14 02:27:57,784 INFO L293 CfgBuilder]: Performing block encoding [2024-08-14 02:27:57,827 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations$UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo at de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations.merge(IAnnotations.java:78) at de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo.merge(AtomicBlockInfo.java:61) at de.uni_freiburg.informatik.ultimate.core.model.models.ModelUtils.copyAnnotationsFiltered(ModelUtils.java:165) at de.uni_freiburg.informatik.ultimate.core.model.models.ModelUtils.copyAnnotations(ModelUtils.java:66) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeSequential(CfgBuilder.java:1879) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1743) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-08-14 02:27:57,832 INFO L158 Benchmark]: Toolchain (without parser) took 4514.41ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 103.7MB in the beginning and 72.7MB in the end (delta: 31.0MB). Peak memory consumption was 101.2MB. Max. memory is 16.1GB. [2024-08-14 02:27:57,832 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 163.6MB. Free memory is still 128.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 02:27:57,832 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 163.6MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 02:27:57,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 867.14ms. Allocated memory is still 163.6MB. Free memory was 103.3MB in the beginning and 123.1MB in the end (delta: -19.8MB). Peak memory consumption was 68.8MB. Max. memory is 16.1GB. [2024-08-14 02:27:57,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.67ms. Allocated memory is still 163.6MB. Free memory was 123.1MB in the beginning and 102.5MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-08-14 02:27:57,835 INFO L158 Benchmark]: Boogie Preprocessor took 169.75ms. Allocated memory is still 163.6MB. Free memory was 102.5MB in the beginning and 81.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-08-14 02:27:57,836 INFO L158 Benchmark]: RCFGBuilder took 3316.22ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 81.5MB in the beginning and 72.7MB in the end (delta: 8.8MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. [2024-08-14 02:27:57,840 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 0.10ms. Allocated memory is still 163.6MB. Free memory is still 128.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.72ms. Allocated memory is still 163.6MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 867.14ms. Allocated memory is still 163.6MB. Free memory was 103.3MB in the beginning and 123.1MB in the end (delta: -19.8MB). Peak memory consumption was 68.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.67ms. Allocated memory is still 163.6MB. Free memory was 123.1MB in the beginning and 102.5MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 169.75ms. Allocated memory is still 163.6MB. Free memory was 102.5MB in the beginning and 81.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 3316.22ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 81.5MB in the beginning and 72.7MB in the end (delta: 8.8MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo: de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations.merge(IAnnotations.java:78) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-08-14 02:27:57,865 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/elimination_backoff_stack.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-14 02:27:59,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 02:27:59,833 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-14 02:27:59,840 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 02:27:59,840 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 02:27:59,871 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 02:27:59,873 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 02:27:59,873 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 02:27:59,874 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 02:27:59,874 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 02:27:59,874 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 02:27:59,875 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 02:27:59,875 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 02:27:59,876 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 02:27:59,877 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 02:27:59,877 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 02:27:59,877 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 02:27:59,877 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 02:27:59,877 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 02:27:59,878 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 02:27:59,878 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 02:27:59,880 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-14 02:27:59,880 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 02:27:59,880 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-14 02:27:59,881 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 02:27:59,881 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 02:27:59,881 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 02:27:59,881 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 02:27:59,881 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 02:27:59,881 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 02:27:59,882 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 02:27:59,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 02:27:59,882 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 02:27:59,882 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 02:27:59,882 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 02:27:59,882 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-14 02:27:59,882 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 02:27:59,883 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-14 02:27:59,883 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 02:27:59,883 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 02:27:59,883 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 02:27:59,884 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 02:27:59,884 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 02:27:59,884 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-14 02:27:59,884 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-14 02:28:00,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 02:28:00,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 02:28:00,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 02:28:00,198 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 02:28:00,199 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 02:28:00,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2024-08-14 02:28:01,614 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 02:28:01,893 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 02:28:01,894 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2024-08-14 02:28:01,916 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/671c2d7a5/61c2fbac1b5244c4aa3c3e539c210bdf/FLAG881ac5e0f [2024-08-14 02:28:02,174 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/671c2d7a5/61c2fbac1b5244c4aa3c3e539c210bdf [2024-08-14 02:28:02,176 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 02:28:02,177 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 02:28:02,177 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/elimination_backoff_stack.yml/witness.yml [2024-08-14 02:28:02,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 02:28:02,323 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 02:28:02,325 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 02:28:02,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 02:28:02,329 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 02:28:02,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 02:28:02" (1/2) ... [2024-08-14 02:28:02,331 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a6bbe94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:28:02, skipping insertion in model container [2024-08-14 02:28:02,331 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 02:28:02" (1/2) ... [2024-08-14 02:28:02,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36ca5033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:28:02, skipping insertion in model container [2024-08-14 02:28:02,332 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 02:28:02" (2/2) ... [2024-08-14 02:28:02,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a6bbe94 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:02, skipping insertion in model container [2024-08-14 02:28:02,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 02:28:02" (2/2) ... [2024-08-14 02:28:02,332 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 02:28:02,402 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 02:28:02,403 INFO L97 edCorrectnessWitness]: Location invariant before [L1564-L1564] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,404 INFO L97 edCorrectnessWitness]: Location invariant before [L1466-L1466] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,404 INFO L97 edCorrectnessWitness]: Location invariant before [L1547-L1547] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,404 INFO L97 edCorrectnessWitness]: Location invariant before [L1367-L1372] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,404 INFO L97 edCorrectnessWitness]: Location invariant before [L1409-L1409] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,404 INFO L97 edCorrectnessWitness]: Location invariant before [L1552-L1552] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,404 INFO L97 edCorrectnessWitness]: Location invariant before [L1559-L1559] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,404 INFO L97 edCorrectnessWitness]: Location invariant before [L1387-L1392] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,405 INFO L97 edCorrectnessWitness]: Location invariant before [L1517-L1517] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,405 INFO L97 edCorrectnessWitness]: Location invariant before [L1481-L1485] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,405 INFO L97 edCorrectnessWitness]: Location invariant before [L1400-L1400] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,405 INFO L97 edCorrectnessWitness]: Location invariant before [L1528-L1528] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,405 INFO L97 edCorrectnessWitness]: Location invariant before [L1355-L1360] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,405 INFO L97 edCorrectnessWitness]: Location invariant before [L1491-L1491] (0 <= collision) && (0 <= unique_id) [2024-08-14 02:28:02,452 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 02:28:02,915 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 02:28:02,934 INFO L202 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 [2024-08-14 02:28:03,068 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 02:28:03,157 INFO L206 MainTranslator]: Completed translation [2024-08-14 02:28:03,157 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:03 WrapperNode [2024-08-14 02:28:03,158 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 02:28:03,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-14 02:28:03,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-14 02:28:03,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-14 02:28:03,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:03" (1/1) ... [2024-08-14 02:28:03,196 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:03" (1/1) ... [2024-08-14 02:28:03,283 INFO L138 Inliner]: procedures = 400, calls = 205, calls flagged for inlining = 53, calls inlined = 218, statements flattened = 4240 [2024-08-14 02:28:03,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-14 02:28:03,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 02:28:03,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 02:28:03,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 02:28:03,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:03" (1/1) ... [2024-08-14 02:28:03,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:03" (1/1) ... [2024-08-14 02:28:03,326 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:03" (1/1) ... [2024-08-14 02:28:03,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:03" (1/1) ... [2024-08-14 02:28:03,401 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:03" (1/1) ... [2024-08-14 02:28:03,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:03" (1/1) ... [2024-08-14 02:28:03,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:03" (1/1) ... [2024-08-14 02:28:03,455 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:03" (1/1) ... [2024-08-14 02:28:03,475 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 02:28:03,476 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-14 02:28:03,476 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-14 02:28:03,477 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-14 02:28:03,478 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 02:28:03" (1/1) ... [2024-08-14 02:28:03,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 02:28:03,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 02:28:03,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-14 02:28:03,507 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-14 02:28:03,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-14 02:28:03,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-08-14 02:28:03,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-08-14 02:28:03,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-14 02:28:03,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 02:28:03,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-08-14 02:28:03,536 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2024-08-14 02:28:03,536 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2024-08-14 02:28:03,536 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2024-08-14 02:28:03,537 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2024-08-14 02:28:03,537 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2024-08-14 02:28:03,537 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2024-08-14 02:28:03,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 02:28:03,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 02:28:03,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-08-14 02:28:03,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-08-14 02:28:03,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-08-14 02:28:03,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-08-14 02:28:03,538 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2024-08-14 02:28:03,538 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2024-08-14 02:28:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2024-08-14 02:28:03,539 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2024-08-14 02:28:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2024-08-14 02:28:03,539 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2024-08-14 02:28:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2024-08-14 02:28:03,539 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2024-08-14 02:28:03,543 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-14 02:28:03,879 INFO L244 CfgBuilder]: Building ICFG [2024-08-14 02:28:03,882 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 02:28:08,119 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-14 02:28:08,120 INFO L293 CfgBuilder]: Performing block encoding [2024-08-14 02:28:08,159 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations$UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo at de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations.merge(IAnnotations.java:78) at de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo.merge(AtomicBlockInfo.java:61) at de.uni_freiburg.informatik.ultimate.core.model.models.ModelUtils.copyAnnotationsFiltered(ModelUtils.java:165) at de.uni_freiburg.informatik.ultimate.core.model.models.ModelUtils.copyAnnotations(ModelUtils.java:66) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeSequential(CfgBuilder.java:1879) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1743) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-08-14 02:28:08,164 INFO L158 Benchmark]: Toolchain (without parser) took 5839.70ms. Allocated memory was 81.8MB in the beginning and 222.3MB in the end (delta: 140.5MB). Free memory was 59.8MB in the beginning and 131.2MB in the end (delta: -71.4MB). Peak memory consumption was 105.0MB. Max. memory is 16.1GB. [2024-08-14 02:28:08,164 INFO L158 Benchmark]: CDTParser took 0.85ms. Allocated memory is still 81.8MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 02:28:08,164 INFO L158 Benchmark]: Witness Parser took 0.64ms. Allocated memory is still 81.8MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 02:28:08,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 846.06ms. Allocated memory was 81.8MB in the beginning and 127.9MB in the end (delta: 46.1MB). Free memory was 59.5MB in the beginning and 102.1MB in the end (delta: -42.6MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2024-08-14 02:28:08,165 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.02ms. Allocated memory is still 127.9MB. Free memory was 102.1MB in the beginning and 82.2MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-08-14 02:28:08,165 INFO L158 Benchmark]: Boogie Preprocessor took 190.89ms. Allocated memory is still 127.9MB. Free memory was 82.2MB in the beginning and 60.2MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-08-14 02:28:08,166 INFO L158 Benchmark]: RCFGBuilder took 4686.06ms. Allocated memory was 127.9MB in the beginning and 222.3MB in the end (delta: 94.4MB). Free memory was 60.2MB in the beginning and 131.2MB in the end (delta: -71.0MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2024-08-14 02:28:08,168 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85ms. Allocated memory is still 81.8MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.64ms. Allocated memory is still 81.8MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 846.06ms. Allocated memory was 81.8MB in the beginning and 127.9MB in the end (delta: 46.1MB). Free memory was 59.5MB in the beginning and 102.1MB in the end (delta: -42.6MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.02ms. Allocated memory is still 127.9MB. Free memory was 102.1MB in the beginning and 82.2MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 190.89ms. Allocated memory is still 127.9MB. Free memory was 82.2MB in the beginning and 60.2MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4686.06ms. Allocated memory was 127.9MB in the beginning and 222.3MB in the end (delta: 94.4MB). Free memory was 60.2MB in the beginning and 131.2MB in the end (delta: -71.0MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo: de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations.merge(IAnnotations.java:78) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-08-14 02:28:08,191 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo