./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/mutex-meet-ghost/13-privatized_29-multiple-protecting2-vesal_true.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/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-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.fs.goblint-validation-c091e2e-m [2024-08-13 13:36:42,923 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 13:36:42,976 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 13:36:42,981 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 13:36:42,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 13:36:43,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 13:36:43,007 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 13:36:43,008 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 13:36:43,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 13:36:43,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 13:36:43,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 13:36:43,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 13:36:43,010 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 13:36:43,010 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 13:36:43,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 13:36:43,011 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 13:36:43,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 13:36:43,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 13:36:43,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 13:36:43,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 13:36:43,012 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 13:36:43,016 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 13:36:43,016 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 13:36:43,016 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 13:36:43,017 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 13:36:43,017 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 13:36:43,017 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 13:36:43,017 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 13:36:43,017 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 13:36:43,018 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 13:36:43,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 13:36:43,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 13:36:43,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 13:36:43,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 13:36:43,018 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 13:36:43,018 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 13:36:43,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 13:36:43,019 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 13:36:43,019 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 13:36:43,020 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 13:36:43,020 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 13:36:43,021 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 13:36:43,021 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-13 13:36:43,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 13:36:43,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 13:36:43,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 13:36:43,223 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 13:36:43,223 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 13:36:43,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/13-privatized_29-multiple-protecting2-vesal_true.yml/witness.yml [2024-08-13 13:36:43,402 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 13:36:43,403 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 13:36:43,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i [2024-08-13 13:36:44,755 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 13:36:44,962 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 13:36:44,964 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i [2024-08-13 13:36:44,975 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/82a156e85/f6dced7ddd3d49afa57dc66eee3589e1/FLAGee3f0f04c [2024-08-13 13:36:44,993 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/82a156e85/f6dced7ddd3d49afa57dc66eee3589e1 [2024-08-13 13:36:44,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 13:36:44,994 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 13:36:44,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 13:36:44,998 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 13:36:45,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 13:36:45,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 01:36:43" (1/2) ... [2024-08-13 13:36:45,004 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7d712f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:45, skipping insertion in model container [2024-08-13 13:36:45,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 01:36:43" (1/2) ... [2024-08-13 13:36:45,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@110021a5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 01:36:45, skipping insertion in model container [2024-08-13 13:36:45,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 01:36:44" (2/2) ... [2024-08-13 13:36:45,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7d712f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45, skipping insertion in model container [2024-08-13 13:36:45,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 01:36:44" (2/2) ... [2024-08-13 13:36:45,007 INFO L81 nessWitnessExtractor]: Only extracting loop invariants from correctness witness [2024-08-13 13:36:45,045 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 13:36:45,046 INFO L103 edCorrectnessWitness]: ghost_variable __global_lock_locked = 0 [2024-08-13 13:36:45,046 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-13 13:36:45,046 INFO L103 edCorrectnessWitness]: ghost_variable mutex1_locked = 0 [2024-08-13 13:36:45,046 INFO L103 edCorrectnessWitness]: ghost_variable mutex2_locked = 0 [2024-08-13 13:36:45,047 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] mutex2_locked = 1; [2024-08-13 13:36:45,047 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] __global_lock_locked = 0; [2024-08-13 13:36:45,047 INFO L106 edCorrectnessWitness]: ghost_update [L705-L705] __global_lock_locked = 1; [2024-08-13 13:36:45,048 INFO L106 edCorrectnessWitness]: ghost_update [L693-L693] mutex2_locked = 0; [2024-08-13 13:36:45,048 INFO L106 edCorrectnessWitness]: ghost_update [L703-L703] __global_lock_locked = 0; [2024-08-13 13:36:45,048 INFO L106 edCorrectnessWitness]: ghost_update [L700-L700] __global_lock_locked = 1; [2024-08-13 13:36:45,048 INFO L106 edCorrectnessWitness]: ghost_update [L708-L708] mutex2_locked = 0; [2024-08-13 13:36:45,048 INFO L106 edCorrectnessWitness]: ghost_update [L698-L698] multithreaded = 1; [2024-08-13 13:36:45,048 INFO L106 edCorrectnessWitness]: ghost_update [L690-L690] __global_lock_locked = 1; [2024-08-13 13:36:45,048 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] __global_lock_locked = 0; [2024-08-13 13:36:45,049 INFO L106 edCorrectnessWitness]: ghost_update [L707-L707] __global_lock_locked = 0; [2024-08-13 13:36:45,049 INFO L106 edCorrectnessWitness]: ghost_update [L687-L687] __global_lock_locked = 1; [2024-08-13 13:36:45,049 INFO L106 edCorrectnessWitness]: ghost_update [L709-L709] mutex1_locked = 0; [2024-08-13 13:36:45,049 INFO L106 edCorrectnessWitness]: ghost_update [L704-L704] mutex2_locked = 1; [2024-08-13 13:36:45,049 INFO L106 edCorrectnessWitness]: ghost_update [L699-L699] mutex1_locked = 1; [2024-08-13 13:36:45,086 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 13:36:45,233 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] [2024-08-13 13:36:45,360 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 13:36:45,370 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-13 13:36:45,400 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 [2024-08-13 13:36:45,431 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 13:36:45,462 INFO L206 MainTranslator]: Completed translation [2024-08-13 13:36:45,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45 WrapperNode [2024-08-13 13:36:45,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 13:36:45,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-13 13:36:45,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-13 13:36:45,464 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-13 13:36:45,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45" (1/1) ... [2024-08-13 13:36:45,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45" (1/1) ... [2024-08-13 13:36:45,504 INFO L138 Inliner]: procedures = 162, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 96 [2024-08-13 13:36:45,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-13 13:36:45,506 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-13 13:36:45,506 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-13 13:36:45,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-13 13:36:45,513 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45" (1/1) ... [2024-08-13 13:36:45,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45" (1/1) ... [2024-08-13 13:36:45,523 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45" (1/1) ... [2024-08-13 13:36:45,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45" (1/1) ... [2024-08-13 13:36:45,529 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45" (1/1) ... [2024-08-13 13:36:45,531 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45" (1/1) ... [2024-08-13 13:36:45,532 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45" (1/1) ... [2024-08-13 13:36:45,533 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45" (1/1) ... [2024-08-13 13:36:45,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-13 13:36:45,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-13 13:36:45,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-13 13:36:45,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-13 13:36:45,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45" (1/1) ... [2024-08-13 13:36:45,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 13:36:45,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 13:36:45,564 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 13:36:45,568 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 13:36:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2024-08-13 13:36:45,592 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2024-08-13 13:36:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-08-13 13:36:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-13 13:36:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-13 13:36:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-08-13 13:36:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-13 13:36:45,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-13 13:36:45,594 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 13:36:45,699 INFO L244 CfgBuilder]: Building ICFG [2024-08-13 13:36:45,701 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-13 13:36:45,856 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-13 13:36:45,857 INFO L293 CfgBuilder]: Performing block encoding [2024-08-13 13:36:45,982 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-13 13:36:45,983 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-13 13:36:45,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 01:36:45 BoogieIcfgContainer [2024-08-13 13:36:45,984 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-13 13:36:45,987 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-13 13:36:45,987 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-13 13:36:45,990 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-13 13:36:45,990 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 01:36:43" (1/4) ... [2024-08-13 13:36:45,991 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7817a22f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 13.08 01:36:45, skipping insertion in model container [2024-08-13 13:36:45,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 01:36:44" (2/4) ... [2024-08-13 13:36:45,992 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7817a22f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 01:36:45, skipping insertion in model container [2024-08-13 13:36:45,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 01:36:45" (3/4) ... [2024-08-13 13:36:45,992 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7817a22f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 01:36:45, skipping insertion in model container [2024-08-13 13:36:45,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 01:36:45" (4/4) ... [2024-08-13 13:36:45,994 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_29-multiple-protecting2-vesal_true.i [2024-08-13 13:36:46,010 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-13 13:36:46,011 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-08-13 13:36:46,011 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-13 13:36:46,049 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-08-13 13:36:46,090 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 13:36:46,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-13 13:36:46,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 13:36:46,095 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 13:36:46,099 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 13:36:46,133 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-13 13:36:46,145 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-13 13:36:46,151 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;@38827abc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 13:36:46,152 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-13 13:36:46,277 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)] === [2024-08-13 13:36:46,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:36:46,283 INFO L85 PathProgramCache]: Analyzing trace with hash -2079796681, now seen corresponding path program 1 times [2024-08-13 13:36:46,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:36:46,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852290063] [2024-08-13 13:36:46,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:36:46,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:36:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:36:46,980 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 13:36:46,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:36:46,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852290063] [2024-08-13 13:36:46,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852290063] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:36:46,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:36:46,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-13 13:36:46,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23182371] [2024-08-13 13:36:46,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:36:46,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-13 13:36:46,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:36:47,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-13 13:36:47,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-08-13 13:36:47,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:47,005 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:36:47,006 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) [2024-08-13 13:36:47,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:47,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:36:47,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-13 13:36:47,077 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)] === [2024-08-13 13:36:47,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:36:47,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1524762646, now seen corresponding path program 1 times [2024-08-13 13:36:47,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:36:47,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67331561] [2024-08-13 13:36:47,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:36:47,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:36:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:36:47,214 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 13:36:47,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:36:47,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67331561] [2024-08-13 13:36:47,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67331561] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:36:47,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:36:47,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-13 13:36:47,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606587844] [2024-08-13 13:36:47,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:36:47,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-13 13:36:47,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:36:47,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-13 13:36:47,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-13 13:36:47,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:47,218 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:36:47,219 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) [2024-08-13 13:36:47,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:36:47,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:47,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:36:47,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:36:47,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-13 13:36:47,322 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)] === [2024-08-13 13:36:47,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:36:47,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1459035235, now seen corresponding path program 1 times [2024-08-13 13:36:47,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:36:47,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117896817] [2024-08-13 13:36:47,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:36:47,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:36:47,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:36:47,474 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 13:36:47,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:36:47,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117896817] [2024-08-13 13:36:47,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117896817] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:36:47,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:36:47,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-13 13:36:47,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196439537] [2024-08-13 13:36:47,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:36:47,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-13 13:36:47,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:36:47,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-13 13:36:47,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-08-13 13:36:47,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:47,478 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:36:47,480 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 13:36:47,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:36:47,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:36:47,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:47,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:36:47,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:36:47,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:36:47,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-13 13:36:47,841 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)] === [2024-08-13 13:36:47,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:36:47,842 INFO L85 PathProgramCache]: Analyzing trace with hash 765509683, now seen corresponding path program 2 times [2024-08-13 13:36:47,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:36:47,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215800722] [2024-08-13 13:36:47,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:36:47,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:36:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:36:47,950 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 13:36:47,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:36:47,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215800722] [2024-08-13 13:36:47,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215800722] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:36:47,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:36:47,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-13 13:36:47,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604777987] [2024-08-13 13:36:47,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:36:47,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-13 13:36:47,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:36:47,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-13 13:36:47,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-08-13 13:36:47,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:47,953 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:36:47,953 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 13:36:47,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:36:47,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:36:47,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:36:47,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:48,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:36:48,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:36:48,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:36:48,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 13:36:48,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-13 13:36:48,039 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)] === [2024-08-13 13:36:48,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 13:36:48,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1777287558, now seen corresponding path program 1 times [2024-08-13 13:36:48,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 13:36:48,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103402336] [2024-08-13 13:36:48,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 13:36:48,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 13:36:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 13:36:48,216 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 13:36:48,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 13:36:48,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103402336] [2024-08-13 13:36:48,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103402336] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 13:36:48,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 13:36:48,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-13 13:36:48,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623346964] [2024-08-13 13:36:48,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 13:36:48,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-13 13:36:48,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 13:36:48,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-13 13:36:48,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-08-13 13:36:48,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:48,219 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 13:36:48,219 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) [2024-08-13 13:36:48,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:36:48,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 13:36:48,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:36:48,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 13:36:48,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 13:36:48,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 13:36:48,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 13:36:48,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-13 13:36:48,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 13:36:48,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 13:36:48,405 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-08-13 13:36:48,406 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2024-08-13 13:36:48,406 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2024-08-13 13:36:48,406 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-08-13 13:36:48,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-13 13:36:48,411 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-08-13 13:36:48,413 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-13 13:36:48,413 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-13 13:36:48,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 01:36:48 BasicIcfg [2024-08-13 13:36:48,415 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-13 13:36:48,416 INFO L158 Benchmark]: Toolchain (without parser) took 3421.56ms. Allocated memory was 151.0MB in the beginning and 234.9MB in the end (delta: 83.9MB). Free memory was 74.7MB in the beginning and 189.5MB in the end (delta: -114.8MB). Peak memory consumption was 82.3MB. Max. memory is 16.1GB. [2024-08-13 13:36:48,416 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 151.0MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 13:36:48,416 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 151.0MB. Free memory is still 121.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 13:36:48,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.58ms. Allocated memory was 151.0MB in the beginning and 234.9MB in the end (delta: 83.9MB). Free memory was 74.6MB in the beginning and 194.6MB in the end (delta: -120.0MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-08-13 13:36:48,417 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.11ms. Allocated memory is still 234.9MB. Free memory was 194.6MB in the beginning and 192.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 13:36:48,417 INFO L158 Benchmark]: Boogie Preprocessor took 29.52ms. Allocated memory is still 234.9MB. Free memory was 192.5MB in the beginning and 190.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 13:36:48,417 INFO L158 Benchmark]: RCFGBuilder took 447.90ms. Allocated memory is still 234.9MB. Free memory was 190.4MB in the beginning and 154.7MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-08-13 13:36:48,417 INFO L158 Benchmark]: TraceAbstraction took 2428.55ms. Allocated memory is still 234.9MB. Free memory was 153.7MB in the beginning and 189.5MB in the end (delta: -35.9MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. [2024-08-13 13:36:48,419 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.16ms. Allocated memory is still 151.0MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.45ms. Allocated memory is still 151.0MB. Free memory is still 121.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.58ms. Allocated memory was 151.0MB in the beginning and 234.9MB in the end (delta: 83.9MB). Free memory was 74.6MB in the beginning and 194.6MB in the end (delta: -120.0MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.11ms. Allocated memory is still 234.9MB. Free memory was 194.6MB in the beginning and 192.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.52ms. Allocated memory is still 234.9MB. Free memory was 192.5MB in the beginning and 190.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 447.90ms. Allocated memory is still 234.9MB. Free memory was 190.4MB in the beginning and 154.7MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2428.55ms. Allocated memory is still 234.9MB. Free memory was 153.7MB in the beginning and 189.5MB in the end (delta: -35.9MB). Peak memory consumption was 74.2MB. 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: 360, independent: 150, independent conditional: 17, independent unconditional: 134, dependent: 210, dependent conditional: 22, dependent unconditional: 188, 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: 0.4s, 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: 360, independent: 150, independent conditional: 17, independent unconditional: 134, dependent: 210, dependent conditional: 22, dependent unconditional: 188, 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: 2.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.9s, 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, 0.9s 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! [2024-08-13 13:36:48,442 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-08-13 13:36:48,642 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