./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i --full-output --validate ./goblint.2024-08-08_07-59-58.files/protection-ghost/13-privatized_29-multiple-protecting2-vesal_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7bc0c755 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/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i ./goblint.2024-08-08_07-59-58.files/protection-ghost/13-privatized_29-multiple-protecting2-vesal_true.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.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 10:29:02,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 10:29:02,903 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 10:29:02,909 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 10:29:02,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 10:29:02,931 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 10:29:02,931 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 10:29:02,932 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 10:29:02,933 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 10:29:02,936 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 10:29:02,937 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 10:29:02,937 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 10:29:02,937 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 10:29:02,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 10:29:02,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 10:29:02,939 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 10:29:02,939 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 10:29:02,939 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 10:29:02,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 10:29:02,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 10:29:02,940 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 10:29:02,940 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 10:29:02,940 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 10:29:02,940 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 10:29:02,941 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 10:29:02,941 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 10:29:02,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 10:29:02,942 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 10:29:02,942 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 10:29:02,942 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 10:29:02,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 10:29:02,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 10:29:02,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 10:29:02,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 10:29:02,944 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 10:29:02,944 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 10:29:02,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 10:29:02,944 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 10:29:02,944 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 10:29:02,945 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 10:29:02,945 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 10:29:02,945 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 10:29:02,945 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-23 10:29:03,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 10:29:03,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 10:29:03,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 10:29:03,212 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 10:29:03,213 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 10:29:03,214 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-ghost/13-privatized_29-multiple-protecting2-vesal_true.yml/witness.yml [2024-08-23 10:29:03,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 10:29:03,395 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 10:29:03,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i [2024-08-23 10:29:04,870 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 10:29:05,094 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 10:29:05,095 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i [2024-08-23 10:29:05,109 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/849eced46/122a8176045e4e8491d8249d4a97e4d4/FLAG38e53e623 [2024-08-23 10:29:05,122 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/849eced46/122a8176045e4e8491d8249d4a97e4d4 [2024-08-23 10:29:05,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 10:29:05,123 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 10:29:05,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 10:29:05,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 10:29:05,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 10:29:05,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 10:29:03" (1/2) ... [2024-08-23 10:29:05,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d5c466 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 10:29:05, skipping insertion in model container [2024-08-23 10:29:05,131 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 10:29:03" (1/2) ... [2024-08-23 10:29:05,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d10c3b5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 10:29:05, skipping insertion in model container [2024-08-23 10:29:05,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 10:29:05" (2/2) ... [2024-08-23 10:29:05,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d5c466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05, skipping insertion in model container [2024-08-23 10:29:05,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 10:29:05" (2/2) ... [2024-08-23 10:29:05,133 INFO L81 nessWitnessExtractor]: Only extracting loop invariants from correctness witness [2024-08-23 10:29:05,181 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 10:29:05,182 INFO L103 edCorrectnessWitness]: ghost_variable mutex2_locked = 0 [2024-08-23 10:29:05,182 INFO L103 edCorrectnessWitness]: ghost_variable mutex1_locked = 0 [2024-08-23 10:29:05,182 INFO L103 edCorrectnessWitness]: ghost_variable __global_lock_locked = 0 [2024-08-23 10:29:05,182 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-23 10:29:05,183 INFO L106 edCorrectnessWitness]: ghost_update [L704-L704] mutex2_locked = 1; [2024-08-23 10:29:05,183 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] __global_lock_locked = 0; [2024-08-23 10:29:05,183 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] mutex2_locked = 1; [2024-08-23 10:29:05,183 INFO L106 edCorrectnessWitness]: ghost_update [L699-L699] mutex1_locked = 1; [2024-08-23 10:29:05,183 INFO L106 edCorrectnessWitness]: ghost_update [L709-L709] mutex1_locked = 0; [2024-08-23 10:29:05,183 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] __global_lock_locked = 0; [2024-08-23 10:29:05,183 INFO L106 edCorrectnessWitness]: ghost_update [L705-L705] __global_lock_locked = 1; [2024-08-23 10:29:05,183 INFO L106 edCorrectnessWitness]: ghost_update [L693-L693] mutex2_locked = 0; [2024-08-23 10:29:05,184 INFO L106 edCorrectnessWitness]: ghost_update [L708-L708] mutex2_locked = 0; [2024-08-23 10:29:05,184 INFO L106 edCorrectnessWitness]: ghost_update [L698-L698] multithreaded = 1; [2024-08-23 10:29:05,184 INFO L106 edCorrectnessWitness]: ghost_update [L687-L687] __global_lock_locked = 1; [2024-08-23 10:29:05,184 INFO L106 edCorrectnessWitness]: ghost_update [L703-L703] __global_lock_locked = 0; [2024-08-23 10:29:05,184 INFO L106 edCorrectnessWitness]: ghost_update [L690-L690] __global_lock_locked = 1; [2024-08-23 10:29:05,184 INFO L106 edCorrectnessWitness]: ghost_update [L700-L700] __global_lock_locked = 1; [2024-08-23 10:29:05,184 INFO L106 edCorrectnessWitness]: ghost_update [L707-L707] __global_lock_locked = 0; [2024-08-23 10:29:05,207 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 10:29:05,342 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i[1103,1116] [2024-08-23 10:29:05,467 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 10:29:05,479 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-23 10:29:05,515 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i[1103,1116] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-23 10:29:05,560 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 10:29:05,590 INFO L206 MainTranslator]: Completed translation [2024-08-23 10:29:05,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05 WrapperNode [2024-08-23 10:29:05,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 10:29:05,591 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-23 10:29:05,591 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-23 10:29:05,591 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-23 10:29:05,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05" (1/1) ... [2024-08-23 10:29:05,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05" (1/1) ... [2024-08-23 10:29:05,630 INFO L138 Inliner]: procedures = 162, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 96 [2024-08-23 10:29:05,630 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-23 10:29:05,631 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-23 10:29:05,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-23 10:29:05,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-23 10:29:05,640 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05" (1/1) ... [2024-08-23 10:29:05,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05" (1/1) ... [2024-08-23 10:29:05,645 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05" (1/1) ... [2024-08-23 10:29:05,645 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05" (1/1) ... [2024-08-23 10:29:05,652 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05" (1/1) ... [2024-08-23 10:29:05,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05" (1/1) ... [2024-08-23 10:29:05,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05" (1/1) ... [2024-08-23 10:29:05,655 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05" (1/1) ... [2024-08-23 10:29:05,657 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-23 10:29:05,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-23 10:29:05,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-23 10:29:05,658 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-23 10:29:05,659 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05" (1/1) ... [2024-08-23 10:29:05,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 10:29:05,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 10:29:05,688 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) [2024-08-23 10:29:05,690 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 [2024-08-23 10:29:05,723 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2024-08-23 10:29:05,723 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2024-08-23 10:29:05,723 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-08-23 10:29:05,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-23 10:29:05,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-23 10:29:05,723 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-08-23 10:29:05,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-23 10:29:05,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-23 10:29:05,724 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-23 10:29:05,820 INFO L243 CfgBuilder]: Building ICFG [2024-08-23 10:29:05,822 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-23 10:29:05,972 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-23 10:29:05,973 INFO L292 CfgBuilder]: Performing block encoding [2024-08-23 10:29:06,095 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-23 10:29:06,096 INFO L319 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-23 10:29:06,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 10:29:06 BoogieIcfgContainer [2024-08-23 10:29:06,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-23 10:29:06,098 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-23 10:29:06,098 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-23 10:29:06,101 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-23 10:29:06,101 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 10:29:03" (1/4) ... [2024-08-23 10:29:06,102 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e550ba7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 10:29:06, skipping insertion in model container [2024-08-23 10:29:06,104 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 10:29:05" (2/4) ... [2024-08-23 10:29:06,104 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e550ba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 10:29:06, skipping insertion in model container [2024-08-23 10:29:06,104 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 10:29:05" (3/4) ... [2024-08-23 10:29:06,104 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e550ba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 10:29:06, skipping insertion in model container [2024-08-23 10:29:06,105 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 10:29:06" (4/4) ... [2024-08-23 10:29:06,106 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_29-multiple-protecting2-vesal_true.i [2024-08-23 10:29:06,123 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-23 10:29:06,124 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-08-23 10:29:06,124 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-23 10:29:06,161 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-08-23 10:29:06,195 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 10:29:06,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 10:29:06,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 10:29:06,198 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) [2024-08-23 10:29:06,199 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 [2024-08-23 10:29:06,240 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 10:29:06,252 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-23 10:29:06,257 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;@263cba21, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 10:29:06,257 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-23 10:29:06,377 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-08-23 10:29:06,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 10:29:06,383 INFO L85 PathProgramCache]: Analyzing trace with hash -2079796681, now seen corresponding path program 1 times [2024-08-23 10:29:06,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 10:29:06,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824764086] [2024-08-23 10:29:06,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 10:29:06,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 10:29:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 10:29:06,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 10:29:06,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 10:29:06,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824764086] [2024-08-23 10:29:06,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824764086] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 10:29:06,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 10:29:06,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 10:29:06,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777922170] [2024-08-23 10:29:06,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 10:29:06,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 10:29:06,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 10:29:06,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 10:29:06,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-08-23 10:29:06,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 10:29:06,842 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 10:29:06,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 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) [2024-08-23 10:29:06,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 10:29:06,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 10:29:06,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-23 10:29:06,902 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-08-23 10:29:06,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 10:29:06,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1524762646, now seen corresponding path program 1 times [2024-08-23 10:29:06,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 10:29:06,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328427374] [2024-08-23 10:29:06,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 10:29:06,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 10:29:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 10:29:07,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 10:29:07,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 10:29:07,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328427374] [2024-08-23 10:29:07,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328427374] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 10:29:07,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 10:29:07,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 10:29:07,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697297678] [2024-08-23 10:29:07,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 10:29:07,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 10:29:07,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 10:29:07,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 10:29:07,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-23 10:29:07,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 10:29:07,006 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 10:29:07,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 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) [2024-08-23 10:29:07,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 10:29:07,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 10:29:07,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 10:29:07,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 10:29:07,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-23 10:29:07,113 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-08-23 10:29:07,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 10:29:07,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1459035235, now seen corresponding path program 1 times [2024-08-23 10:29:07,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 10:29:07,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313093934] [2024-08-23 10:29:07,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 10:29:07,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 10:29:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 10:29:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 10:29:07,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 10:29:07,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313093934] [2024-08-23 10:29:07,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313093934] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 10:29:07,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 10:29:07,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-23 10:29:07,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010074794] [2024-08-23 10:29:07,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 10:29:07,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-23 10:29:07,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 10:29:07,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-23 10:29:07,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-08-23 10:29:07,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 10:29:07,290 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 10:29:07,290 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) [2024-08-23 10:29:07,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 10:29:07,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 10:29:07,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 10:29:07,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 10:29:07,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 10:29:07,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 10:29:07,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-23 10:29:07,531 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-08-23 10:29:07,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 10:29:07,532 INFO L85 PathProgramCache]: Analyzing trace with hash 765509683, now seen corresponding path program 2 times [2024-08-23 10:29:07,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 10:29:07,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103736155] [2024-08-23 10:29:07,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 10:29:07,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 10:29:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 10:29:07,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 10:29:07,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 10:29:07,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103736155] [2024-08-23 10:29:07,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103736155] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 10:29:07,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 10:29:07,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-23 10:29:07,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678332456] [2024-08-23 10:29:07,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 10:29:07,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-23 10:29:07,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 10:29:07,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-23 10:29:07,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-08-23 10:29:07,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 10:29:07,761 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 10:29:07,761 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) [2024-08-23 10:29:07,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 10:29:07,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 10:29:07,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 10:29:07,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 10:29:07,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 10:29:07,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 10:29:07,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 10:29:07,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 10:29:07,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-23 10:29:07,842 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-08-23 10:29:07,842 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 10:29:07,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1777287558, now seen corresponding path program 1 times [2024-08-23 10:29:07,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 10:29:07,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554798495] [2024-08-23 10:29:07,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 10:29:07,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 10:29:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 10:29:07,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 10:29:07,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 10:29:07,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554798495] [2024-08-23 10:29:07,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554798495] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 10:29:07,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 10:29:07,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 10:29:07,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646059730] [2024-08-23 10:29:07,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 10:29:07,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 10:29:07,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 10:29:07,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 10:29:07,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-08-23 10:29:07,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 10:29:07,982 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 10:29:07,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 states have internal predecessors, (27), 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) [2024-08-23 10:29:07,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 10:29:07,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 10:29:07,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 10:29:07,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 10:29:07,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 10:29:08,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 10:29:08,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 10:29:08,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 10:29:08,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 10:29:08,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 10:29:08,159 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-08-23 10:29:08,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2024-08-23 10:29:08,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2024-08-23 10:29:08,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-08-23 10:29:08,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-23 10:29:08,165 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-08-23 10:29:08,166 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-23 10:29:08,167 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-23 10:29:08,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 10:29:08 BasicIcfg [2024-08-23 10:29:08,169 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-23 10:29:08,169 INFO L158 Benchmark]: Toolchain (without parser) took 3046.46ms. Allocated memory was 188.7MB in the beginning and 260.0MB in the end (delta: 71.3MB). Free memory was 109.7MB in the beginning and 189.4MB in the end (delta: -79.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 10:29:08,170 INFO L158 Benchmark]: Witness Parser took 3.19ms. Allocated memory is still 188.7MB. Free memory is still 144.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 10:29:08,170 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 188.7MB. Free memory is still 157.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 10:29:08,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.97ms. Allocated memory is still 188.7MB. Free memory was 109.5MB in the beginning and 131.6MB in the end (delta: -22.1MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-08-23 10:29:08,171 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.80ms. Allocated memory is still 188.7MB. Free memory was 131.6MB in the beginning and 129.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 10:29:08,171 INFO L158 Benchmark]: Boogie Preprocessor took 25.57ms. Allocated memory is still 188.7MB. Free memory was 129.5MB in the beginning and 128.6MB in the end (delta: 917.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 10:29:08,171 INFO L158 Benchmark]: RCFGBuilder took 439.05ms. Allocated memory is still 188.7MB. Free memory was 128.6MB in the beginning and 92.9MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-08-23 10:29:08,171 INFO L158 Benchmark]: TraceAbstraction took 2070.94ms. Allocated memory was 188.7MB in the beginning and 260.0MB in the end (delta: 71.3MB). Free memory was 92.7MB in the beginning and 189.4MB in the end (delta: -96.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 10:29:08,173 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 3.19ms. Allocated memory is still 188.7MB. Free memory is still 144.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 188.7MB. Free memory is still 157.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.97ms. Allocated memory is still 188.7MB. Free memory was 109.5MB in the beginning and 131.6MB in the end (delta: -22.1MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.80ms. Allocated memory is still 188.7MB. Free memory was 131.6MB in the beginning and 129.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.57ms. Allocated memory is still 188.7MB. Free memory was 129.5MB in the beginning and 128.6MB in the end (delta: 917.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 439.05ms. Allocated memory is still 188.7MB. Free memory was 128.6MB in the beginning and 92.9MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2070.94ms. Allocated memory was 188.7MB in the beginning and 260.0MB in the end (delta: 71.3MB). Free memory was 92.7MB in the beginning and 189.4MB in the end (delta: -96.8MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1017, independent: 906, independent conditional: 343, independent unconditional: 563, dependent: 111, dependent conditional: 68, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 965, independent: 906, independent conditional: 343, independent unconditional: 563, dependent: 59, dependent conditional: 16, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 965, independent: 906, independent conditional: 343, independent unconditional: 563, dependent: 59, dependent conditional: 16, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1033, independent: 906, independent conditional: 9, independent unconditional: 897, dependent: 127, dependent conditional: 59, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1033, independent: 906, independent conditional: 9, independent unconditional: 897, dependent: 127, dependent conditional: 13, dependent unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1033, independent: 906, independent conditional: 9, independent unconditional: 897, dependent: 127, dependent conditional: 13, dependent unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 626, independent: 571, independent conditional: 8, independent unconditional: 563, dependent: 55, dependent conditional: 12, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 626, independent: 529, independent conditional: 0, independent unconditional: 529, dependent: 97, dependent conditional: 0, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 97, independent: 42, independent conditional: 8, independent unconditional: 34, dependent: 55, dependent conditional: 12, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 97, independent: 42, independent conditional: 8, independent unconditional: 34, dependent: 55, dependent conditional: 12, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, independent: 101, independent conditional: 16, independent unconditional: 85, dependent: 113, dependent conditional: 22, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1033, independent: 335, independent conditional: 1, independent unconditional: 334, dependent: 72, dependent conditional: 1, dependent unconditional: 71, unknown: 626, unknown conditional: 20, unknown unconditional: 606] , Statistics on independence cache: Total cache size (in pairs): 626, Positive cache size: 571, Positive conditional cache size: 8, Positive unconditional cache size: 563, Negative cache size: 55, Negative conditional cache size: 12, Negative unconditional cache size: 43, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 46, Maximal queried relation: 5, Independence queries for same thread: 52 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 199, Number of trivial persistent sets: 199, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 606, independent: 563, independent conditional: 0, independent unconditional: 563, dependent: 43, dependent conditional: 0, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1017, independent: 906, independent conditional: 343, independent unconditional: 563, dependent: 111, dependent conditional: 68, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 965, independent: 906, independent conditional: 343, independent unconditional: 563, dependent: 59, dependent conditional: 16, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 965, independent: 906, independent conditional: 343, independent unconditional: 563, dependent: 59, dependent conditional: 16, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1033, independent: 906, independent conditional: 9, independent unconditional: 897, dependent: 127, dependent conditional: 59, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1033, independent: 906, independent conditional: 9, independent unconditional: 897, dependent: 127, dependent conditional: 13, dependent unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1033, independent: 906, independent conditional: 9, independent unconditional: 897, dependent: 127, dependent conditional: 13, dependent unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 626, independent: 571, independent conditional: 8, independent unconditional: 563, dependent: 55, dependent conditional: 12, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 626, independent: 529, independent conditional: 0, independent unconditional: 529, dependent: 97, dependent conditional: 0, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 97, independent: 42, independent conditional: 8, independent unconditional: 34, dependent: 55, dependent conditional: 12, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 97, independent: 42, independent conditional: 8, independent unconditional: 34, dependent: 55, dependent conditional: 12, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, independent: 101, independent conditional: 16, independent unconditional: 85, dependent: 113, dependent conditional: 22, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1033, independent: 335, independent conditional: 1, independent unconditional: 334, dependent: 72, dependent conditional: 1, dependent unconditional: 71, unknown: 626, unknown conditional: 20, unknown unconditional: 606] , Statistics on independence cache: Total cache size (in pairs): 626, Positive cache size: 571, Positive conditional cache size: 8, Positive unconditional cache size: 563, Negative cache size: 55, Negative conditional cache size: 12, Negative unconditional cache size: 43, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 46, Maximal queried relation: 5, Independence queries for same thread: 52 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: 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 3 procedures, 64 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.8s, 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: 30, 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, 0.8s InterpolantComputationTime, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 136 ConstructedInterpolants, 0 QuantifiedInterpolants, 590 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-23 10:29:08,227 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 [2024-08-23 10:29:08,421 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