./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.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-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.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 --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-13 13:35:22,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 13:35:22,619 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 13:35:22,628 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 13:35:22,629 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 13:35:22,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 13:35:22,667 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 13:35:22,667 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 13:35:22,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 13:35:22,668 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 13:35:22,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 13:35:22,669 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 13:35:22,670 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 13:35:22,670 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 13:35:22,671 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 13:35:22,671 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 13:35:22,671 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 13:35:22,672 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 13:35:22,672 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 13:35:22,672 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 13:35:22,673 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 13:35:22,677 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 13:35:22,677 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 13:35:22,678 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 13:35:22,678 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 13:35:22,678 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 13:35:22,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 13:35:22,679 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 13:35:22,679 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 13:35:22,679 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 13:35:22,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 13:35:22,680 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 13:35:22,680 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 13:35:22,680 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 13:35:22,681 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 13:35:22,681 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 13:35:22,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 13:35:22,681 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 13:35:22,681 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 13:35:22,682 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 13:35:22,682 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 13:35:22,682 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 13:35:22,683 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-13 13:35:22,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 13:35:22,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 13:35:22,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 13:35:22,970 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 13:35:22,972 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 13:35:22,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-08-13 13:35:24,424 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 13:35:24,731 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 13:35:24,732 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-08-13 13:35:24,753 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b557dae4e/4d2293e52c28443da20df8469fb36723/FLAG58da4eb1d [2024-08-13 13:35:25,017 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b557dae4e/4d2293e52c28443da20df8469fb36723 [2024-08-13 13:35:25,020 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 13:35:25,020 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 13:35:25,022 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.yml/witness.yml [2024-08-13 13:35:25,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 13:35:25,177 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 13:35:25,179 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 13:35:25,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 13:35:25,184 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 13:35:25,185 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 01:35:25" (1/2) ... [2024-08-13 13:35:25,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b707667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:35:25, skipping insertion in model container [2024-08-13 13:35:25,186 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 01:35:25" (1/2) ... [2024-08-13 13:35:25,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5fd4b17f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:35:25, skipping insertion in model container [2024-08-13 13:35:25,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 01:35:25" (2/2) ... [2024-08-13 13:35:25,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b707667 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:35:25, skipping insertion in model container [2024-08-13 13:35:25,188 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 01:35:25" (2/2) ... [2024-08-13 13:35:25,188 INFO L81 nessWitnessExtractor]: Only extracting loop invariants from correctness witness [2024-08-13 13:35:25,205 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 13:35:25,206 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-13 13:35:25,207 INFO L106 edCorrectnessWitness]: ghost_update [L791-L791] multithreaded = 1; [2024-08-13 13:35:25,250 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 13:35:25,434 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-08-13 13:35:25,602 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 13:35:25,618 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-13 13:35:25,656 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] Start Parsing Local [2024-08-13 13:35:25,717 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 13:35:25,760 INFO L206 MainTranslator]: Completed translation [2024-08-13 13:35:25,761 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:35:25 WrapperNode [2024-08-13 13:35:25,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 13:35:25,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-13 13:35:25,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-13 13:35:25,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-13 13:35:25,771 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 13.08 01:35:25" (1/1) ... [2024-08-13 13:35:25,791 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 13.08 01:35:25" (1/1) ... [2024-08-13 13:35:25,814 INFO L138 Inliner]: procedures = 176, calls = 46, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-08-13 13:35:25,815 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-13 13:35:25,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-13 13:35:25,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-13 13:35:25,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-13 13:35:25,828 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:35:25" (1/1) ... [2024-08-13 13:35:25,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:35:25" (1/1) ... [2024-08-13 13:35:25,834 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:35:25" (1/1) ... [2024-08-13 13:35:25,838 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:35:25" (1/1) ... [2024-08-13 13:35:25,847 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:35:25" (1/1) ... [2024-08-13 13:35:25,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:35:25" (1/1) ... [2024-08-13 13:35:25,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:35:25" (1/1) ... [2024-08-13 13:35:25,858 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:35:25" (1/1) ... [2024-08-13 13:35:25,861 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-13 13:35:25,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-13 13:35:25,866 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-13 13:35:25,866 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-13 13:35:25,867 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:35:25" (1/1) ... [2024-08-13 13:35:25,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 13:35:25,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 13:35:25,900 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) [2024-08-13 13:35:25,906 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 [2024-08-13 13:35:25,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-13 13:35:25,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-13 13:35:25,939 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-13 13:35:25,940 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-13 13:35:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-13 13:35:25,941 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-13 13:35:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-08-13 13:35:25,941 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-08-13 13:35:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-08-13 13:35:25,941 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-08-13 13:35:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-13 13:35:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-13 13:35:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-13 13:35:25,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-13 13:35:25,943 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-13 13:35:26,074 INFO L244 CfgBuilder]: Building ICFG [2024-08-13 13:35:26,076 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-13 13:35:26,286 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-13 13:35:26,286 INFO L293 CfgBuilder]: Performing block encoding [2024-08-13 13:35:26,391 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-13 13:35:26,395 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-13 13:35:26,396 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 01:35:26 BoogieIcfgContainer [2024-08-13 13:35:26,396 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-13 13:35:26,398 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-13 13:35:26,398 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-13 13:35:26,403 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-13 13:35:26,403 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 01:35:25" (1/4) ... [2024-08-13 13:35:26,404 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@440232ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 01:35:26, skipping insertion in model container [2024-08-13 13:35:26,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 01:35:25" (2/4) ... [2024-08-13 13:35:26,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@440232ed and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 13.08 01:35:26, skipping insertion in model container [2024-08-13 13:35:26,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:35:25" (3/4) ... [2024-08-13 13:35:26,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@440232ed and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 13.08 01:35:26, skipping insertion in model container [2024-08-13 13:35:26,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 01:35:26" (4/4) ... [2024-08-13 13:35:26,411 INFO L112 eAbstractionObserver]: Analyzing ICFG safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-08-13 13:35:26,436 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-13 13:35:26,436 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-13 13:35:26,436 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-13 13:35:26,490 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-13 13:35:26,539 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 13:35:26,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-13 13:35:26,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 13:35:26,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-13 13:35:26,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-13 13:35:26,578 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-13 13:35:26,592 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-13 13:35:26,600 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=PARTIAL_ORDER_FA, 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;@37eb9289, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 13:35:26,601 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-08-13 13:35:26,850 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-08-13 13:35:26,855 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:35:26,856 INFO L85 PathProgramCache]: Analyzing trace with hash -2058453943, now seen corresponding path program 1 times [2024-08-13 13:35:26,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:35:26,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842798470] [2024-08-13 13:35:26,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:35:26,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:35:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:35:27,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 13:35:27,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:35:27,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842798470] [2024-08-13 13:35:27,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842798470] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:35:27,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:35:27,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-13 13:35:27,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934184606] [2024-08-13 13:35:27,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:35:27,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-13 13:35:27,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:35:27,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-13 13:35:27,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-08-13 13:35:27,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:35:27,458 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:35:27,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-13 13:35:27,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:35:27,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 13:35:27,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-13 13:35:27,587 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-08-13 13:35:27,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:35:27,588 INFO L85 PathProgramCache]: Analyzing trace with hash 2100461770, now seen corresponding path program 1 times [2024-08-13 13:35:27,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:35:27,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356593979] [2024-08-13 13:35:27,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:35:27,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:35:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:35:27,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 13:35:27,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:35:27,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356593979] [2024-08-13 13:35:27,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356593979] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:35:27,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:35:27,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-13 13:35:27,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065137159] [2024-08-13 13:35:27,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:35:27,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-13 13:35:27,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:35:27,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-13 13:35:27,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-08-13 13:35:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:35:27,788 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:35:27,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-13 13:35:27,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 13:35:27,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:35:27,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 13:35:27,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:27,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-13 13:35:27,942 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-08-13 13:35:27,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:35:27,942 INFO L85 PathProgramCache]: Analyzing trace with hash -32478005, now seen corresponding path program 1 times [2024-08-13 13:35:27,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:35:27,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081821143] [2024-08-13 13:35:27,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:35:27,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:35:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:35:28,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 13:35:28,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:35:28,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081821143] [2024-08-13 13:35:28,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081821143] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:35:28,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:35:28,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-13 13:35:28,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323004745] [2024-08-13 13:35:28,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:35:28,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-13 13:35:28,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:35:28,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-13 13:35:28,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-08-13 13:35:28,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:35:28,115 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:35:28,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-13 13:35:28,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 13:35:28,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:28,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:35:29,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 13:35:29,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:29,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:29,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-13 13:35:29,029 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-08-13 13:35:29,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:35:29,030 INFO L85 PathProgramCache]: Analyzing trace with hash 32802951, now seen corresponding path program 2 times [2024-08-13 13:35:29,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:35:29,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343063960] [2024-08-13 13:35:29,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:35:29,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:35:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:35:29,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 13:35:29,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:35:29,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343063960] [2024-08-13 13:35:29,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343063960] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:35:29,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:35:29,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-13 13:35:29,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173000098] [2024-08-13 13:35:29,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:35:29,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-13 13:35:29,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:35:29,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-13 13:35:29,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-08-13 13:35:29,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:35:29,274 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:35:29,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-13 13:35:29,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 13:35:29,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:29,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:29,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:35:29,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 13:35:29,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:29,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:29,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:35:29,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-13 13:35:29,842 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-08-13 13:35:29,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:35:29,843 INFO L85 PathProgramCache]: Analyzing trace with hash 552215591, now seen corresponding path program 3 times [2024-08-13 13:35:29,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:35:29,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352183236] [2024-08-13 13:35:29,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:35:29,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:35:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:35:30,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 13:35:30,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:35:30,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352183236] [2024-08-13 13:35:30,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352183236] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:35:30,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:35:30,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-13 13:35:30,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364155306] [2024-08-13 13:35:30,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:35:30,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-13 13:35:30,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:35:30,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-13 13:35:30,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-08-13 13:35:30,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:35:30,016 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:35:30,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-13 13:35:30,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 13:35:30,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:30,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:30,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:35:30,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:35:30,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 13:35:30,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:30,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:30,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:35:30,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:30,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-13 13:35:30,538 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-08-13 13:35:30,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:35:30,539 INFO L85 PathProgramCache]: Analyzing trace with hash -433945117, now seen corresponding path program 4 times [2024-08-13 13:35:30,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:35:30,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714261488] [2024-08-13 13:35:30,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:35:30,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:35:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:35:30,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 13:35:30,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:35:30,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714261488] [2024-08-13 13:35:30,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714261488] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:35:30,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:35:30,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-13 13:35:30,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210721634] [2024-08-13 13:35:30,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:35:30,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-13 13:35:30,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:35:30,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-13 13:35:30,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-08-13 13:35:30,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:35:30,714 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:35:30,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-13 13:35:30,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 13:35:30,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:30,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:30,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:35:30,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:30,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:35:31,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 13:35:31,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:31,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:31,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:35:31,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:35:31,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:35:31,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-08-13 13:35:31,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-08-13 13:35:31,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-08-13 13:35:31,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-08-13 13:35:31,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-08-13 13:35:31,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-13 13:35:31,398 INFO L445 BasicCegarLoop]: Path program histogram: [4, 1, 1] [2024-08-13 13:35:31,404 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-13 13:35:31,405 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-13 13:35:31,407 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 01:35:31 BasicIcfg [2024-08-13 13:35:31,407 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-13 13:35:31,408 INFO L158 Benchmark]: Toolchain (without parser) took 6230.74ms. Allocated memory was 184.5MB in the beginning and 295.7MB in the end (delta: 111.1MB). Free memory was 124.4MB in the beginning and 117.2MB in the end (delta: 7.1MB). Peak memory consumption was 120.0MB. Max. memory is 16.1GB. [2024-08-13 13:35:31,409 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 184.5MB. Free memory is still 151.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 13:35:31,410 INFO L158 Benchmark]: Witness Parser took 0.35ms. Allocated memory is still 184.5MB. Free memory is still 130.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 13:35:31,410 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.00ms. Allocated memory is still 184.5MB. Free memory was 124.4MB in the beginning and 99.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-08-13 13:35:31,411 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.33ms. Allocated memory is still 184.5MB. Free memory was 99.2MB in the beginning and 97.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 13:35:31,411 INFO L158 Benchmark]: Boogie Preprocessor took 48.18ms. Allocated memory is still 184.5MB. Free memory was 97.1MB in the beginning and 95.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 13:35:31,412 INFO L158 Benchmark]: RCFGBuilder took 530.60ms. Allocated memory is still 184.5MB. Free memory was 95.7MB in the beginning and 75.5MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-08-13 13:35:31,412 INFO L158 Benchmark]: TraceAbstraction took 5009.70ms. Allocated memory was 184.5MB in the beginning and 295.7MB in the end (delta: 111.1MB). Free memory was 74.8MB in the beginning and 117.2MB in the end (delta: -42.5MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. [2024-08-13 13:35:31,414 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 184.5MB. Free memory is still 151.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.35ms. Allocated memory is still 184.5MB. Free memory is still 130.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.00ms. Allocated memory is still 184.5MB. Free memory was 124.4MB in the beginning and 99.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.33ms. Allocated memory is still 184.5MB. Free memory was 99.2MB in the beginning and 97.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.18ms. Allocated memory is still 184.5MB. Free memory was 97.1MB in the beginning and 95.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 530.60ms. Allocated memory is still 184.5MB. Free memory was 95.7MB in the beginning and 75.5MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 5009.70ms. Allocated memory was 184.5MB in the beginning and 295.7MB in the end (delta: 111.1MB). Free memory was 74.8MB in the beginning and 117.2MB in the end (delta: -42.5MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 103536, independent: 101937, independent conditional: 100917, independent unconditional: 1020, dependent: 1599, dependent conditional: 1574, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 103536, independent: 101937, independent conditional: 100917, independent unconditional: 1020, dependent: 1599, dependent conditional: 1574, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 103536, independent: 101937, independent conditional: 100917, independent unconditional: 1020, dependent: 1599, dependent conditional: 1574, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 120890, independent: 101937, independent conditional: 3552, independent unconditional: 98385, dependent: 18953, dependent conditional: 13802, dependent unconditional: 5151, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 120890, independent: 101937, independent conditional: 3552, independent unconditional: 98385, dependent: 18953, dependent conditional: 1073, dependent unconditional: 17880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 120890, independent: 101937, independent conditional: 3552, independent unconditional: 98385, dependent: 18953, dependent conditional: 1073, dependent unconditional: 17880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1074, independent: 1041, independent conditional: 21, independent unconditional: 1020, dependent: 33, dependent conditional: 8, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1074, independent: 1005, independent conditional: 0, independent unconditional: 1005, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 69, independent: 36, independent conditional: 21, independent unconditional: 15, dependent: 33, dependent conditional: 8, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, independent: 36, independent conditional: 21, independent unconditional: 15, dependent: 33, dependent conditional: 8, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 278, independent: 146, independent conditional: 66, independent unconditional: 80, dependent: 132, dependent conditional: 15, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 120890, independent: 100896, independent conditional: 3531, independent unconditional: 97365, dependent: 18920, dependent conditional: 1065, dependent unconditional: 17855, unknown: 1074, unknown conditional: 29, unknown unconditional: 1045] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1041, Positive conditional cache size: 21, Positive unconditional cache size: 1020, Negative cache size: 33, Negative conditional cache size: 8, Negative unconditional cache size: 25, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 12729, Maximal queried relation: 6, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 3288, Number of trivial persistent sets: 1706, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1045, independent: 1020, independent conditional: 0, independent unconditional: 1020, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 103536, independent: 101937, independent conditional: 100917, independent unconditional: 1020, dependent: 1599, dependent conditional: 1574, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 103536, independent: 101937, independent conditional: 100917, independent unconditional: 1020, dependent: 1599, dependent conditional: 1574, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 103536, independent: 101937, independent conditional: 100917, independent unconditional: 1020, dependent: 1599, dependent conditional: 1574, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 120890, independent: 101937, independent conditional: 3552, independent unconditional: 98385, dependent: 18953, dependent conditional: 13802, dependent unconditional: 5151, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 120890, independent: 101937, independent conditional: 3552, independent unconditional: 98385, dependent: 18953, dependent conditional: 1073, dependent unconditional: 17880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 120890, independent: 101937, independent conditional: 3552, independent unconditional: 98385, dependent: 18953, dependent conditional: 1073, dependent unconditional: 17880, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1074, independent: 1041, independent conditional: 21, independent unconditional: 1020, dependent: 33, dependent conditional: 8, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1074, independent: 1005, independent conditional: 0, independent unconditional: 1005, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 69, independent: 36, independent conditional: 21, independent unconditional: 15, dependent: 33, dependent conditional: 8, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, independent: 36, independent conditional: 21, independent unconditional: 15, dependent: 33, dependent conditional: 8, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 278, independent: 146, independent conditional: 66, independent unconditional: 80, dependent: 132, dependent conditional: 15, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 120890, independent: 100896, independent conditional: 3531, independent unconditional: 97365, dependent: 18920, dependent conditional: 1065, dependent unconditional: 17855, unknown: 1074, unknown conditional: 29, unknown unconditional: 1045] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1041, Positive conditional cache size: 21, Positive unconditional cache size: 1020, Negative cache size: 33, Negative conditional cache size: 8, Negative unconditional cache size: 25, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 12729, Maximal queried relation: 6, Independence queries for same thread: 0 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 76 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 3.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 38, 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, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 214 ConstructedInterpolants, 0 QuantifiedInterpolants, 1176 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-13 13:35:31,445 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-08-13 13:35:31,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE