./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_27-multiple-protecting2_true.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-06-19_11-23-25.files/protection/13-privatized_27-multiple-protecting2_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2cc22fce 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_27-multiple-protecting2_true.i ./goblint.2024-06-19_11-23-25.files/protection/13-privatized_27-multiple-protecting2_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 --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-2cc22fc-m [2024-07-22 12:40:02,395 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-22 12:40:02,471 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-22 12:40:02,474 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-22 12:40:02,475 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-22 12:40:02,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-22 12:40:02,498 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-22 12:40:02,498 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-22 12:40:02,499 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-22 12:40:02,502 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-22 12:40:02,502 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-22 12:40:02,502 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-22 12:40:02,503 INFO L153 SettingsManager]: * Use SBE=true [2024-07-22 12:40:02,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-22 12:40:02,504 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-22 12:40:02,504 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-22 12:40:02,505 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-22 12:40:02,505 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-22 12:40:02,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-22 12:40:02,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-22 12:40:02,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-22 12:40:02,506 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-22 12:40:02,506 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-22 12:40:02,507 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-22 12:40:02,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-22 12:40:02,507 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-22 12:40:02,508 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-22 12:40:02,508 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-22 12:40:02,508 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-22 12:40:02,508 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-22 12:40:02,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-22 12:40:02,509 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-22 12:40:02,510 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-22 12:40:02,510 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-22 12:40:02,510 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-22 12:40:02,510 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-22 12:40:02,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-22 12:40:02,510 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-22 12:40:02,511 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-22 12:40:02,511 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-22 12:40:02,511 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-22 12:40:02,511 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-22 12:40:02,511 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-07-22 12:40:02,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-22 12:40:02,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-22 12:40:02,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-22 12:40:02,796 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-22 12:40:02,797 INFO L274 PluginConnector]: CDTParser initialized [2024-07-22 12:40:02,798 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_27-multiple-protecting2_true.i [2024-07-22 12:40:03,812 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-22 12:40:04,043 INFO L384 CDTParser]: Found 1 translation units. [2024-07-22 12:40:04,043 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_27-multiple-protecting2_true.i [2024-07-22 12:40:04,053 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/697c60035/6f4e833528924e2597be85118d372f57/FLAG9e64666a1 [2024-07-22 12:40:04,070 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/697c60035/6f4e833528924e2597be85118d372f57 [2024-07-22 12:40:04,072 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-22 12:40:04,073 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-22 12:40:04,074 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/protection/13-privatized_27-multiple-protecting2_true.yml/witness.yml [2024-07-22 12:40:04,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-22 12:40:04,174 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-07-22 12:40:04,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-22 12:40:04,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-22 12:40:04,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-22 12:40:04,180 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:40:04" (1/2) ... [2024-07-22 12:40:04,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e6839e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:40:04, skipping insertion in model container [2024-07-22 12:40:04,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:40:04" (1/2) ... [2024-07-22 12:40:04,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b567386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:40:04, skipping insertion in model container [2024-07-22 12:40:04,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 12:40:04" (2/2) ... [2024-07-22 12:40:04,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e6839e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04, skipping insertion in model container [2024-07-22 12:40:04,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 12:40:04" (2/2) ... [2024-07-22 12:40:04,183 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-22 12:40:04,223 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-22 12:40:04,224 INFO L97 edCorrectnessWitness]: Location invariant before [L712-L712] (! multithreaded || 0 <= g2) && (! multithreaded || 0 <= g1) [2024-07-22 12:40:04,224 INFO L97 edCorrectnessWitness]: Location invariant before [L711-L711] (! multithreaded || 0 <= g2) && (! multithreaded || 0 <= g1) [2024-07-22 12:40:04,225 INFO L103 edCorrectnessWitness]: ghost_variable mutex2_locked = 0 [2024-07-22 12:40:04,225 INFO L103 edCorrectnessWitness]: ghost_variable mutex1_locked = 0 [2024-07-22 12:40:04,225 INFO L103 edCorrectnessWitness]: ghost_variable __global_lock_locked = 0 [2024-07-22 12:40:04,225 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-22 12:40:04,226 INFO L106 edCorrectnessWitness]: ghost_update [L690-L690] __global_lock_locked = 1; [2024-07-22 12:40:04,226 INFO L106 edCorrectnessWitness]: ghost_update [L717-L717] __global_lock_locked = 1; [2024-07-22 12:40:04,226 INFO L106 edCorrectnessWitness]: ghost_update [L698-L698] __global_lock_locked = 1; [2024-07-22 12:40:04,226 INFO L106 edCorrectnessWitness]: ghost_update [L724-L724] __global_lock_locked = 1; [2024-07-22 12:40:04,226 INFO L106 edCorrectnessWitness]: ghost_update [L703-L703] __global_lock_locked = 0; [2024-07-22 12:40:04,226 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] __global_lock_locked = 0; [2024-07-22 12:40:04,226 INFO L106 edCorrectnessWitness]: ghost_update [L727-L727] mutex1_locked = 0; [2024-07-22 12:40:04,227 INFO L106 edCorrectnessWitness]: ghost_update [L719-L719] __global_lock_locked = 0; [2024-07-22 12:40:04,227 INFO L106 edCorrectnessWitness]: ghost_update [L700-L700] __global_lock_locked = 0; [2024-07-22 12:40:04,227 INFO L106 edCorrectnessWitness]: ghost_update [L687-L687] __global_lock_locked = 1; [2024-07-22 12:40:04,227 INFO L106 edCorrectnessWitness]: ghost_update [L720-L720] __global_lock_locked = 1; [2024-07-22 12:40:04,227 INFO L106 edCorrectnessWitness]: ghost_update [L726-L726] __global_lock_locked = 0; [2024-07-22 12:40:04,227 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] __global_lock_locked = 0; [2024-07-22 12:40:04,227 INFO L106 edCorrectnessWitness]: ghost_update [L712-L712] mutex1_locked = 1; [2024-07-22 12:40:04,227 INFO L106 edCorrectnessWitness]: ghost_update [L716-L716] mutex2_locked = 1; [2024-07-22 12:40:04,228 INFO L106 edCorrectnessWitness]: ghost_update [L697-L697] mutex2_locked = 1; [2024-07-22 12:40:04,228 INFO L106 edCorrectnessWitness]: ghost_update [L710-L710] multithreaded = 1; [2024-07-22 12:40:04,228 INFO L106 edCorrectnessWitness]: ghost_update [L722-L722] __global_lock_locked = 0; [2024-07-22 12:40:04,228 INFO L106 edCorrectnessWitness]: ghost_update [L693-L693] mutex1_locked = 0; [2024-07-22 12:40:04,228 INFO L106 edCorrectnessWitness]: ghost_update [L704-L704] mutex2_locked = 0; [2024-07-22 12:40:04,228 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] mutex1_locked = 1; [2024-07-22 12:40:04,229 INFO L106 edCorrectnessWitness]: ghost_update [L701-L701] __global_lock_locked = 1; [2024-07-22 12:40:04,229 INFO L106 edCorrectnessWitness]: ghost_update [L715-L715] __global_lock_locked = 0; [2024-07-22 12:40:04,229 INFO L106 edCorrectnessWitness]: ghost_update [L713-L713] __global_lock_locked = 1; [2024-07-22 12:40:04,229 INFO L106 edCorrectnessWitness]: ghost_update [L723-L723] mutex2_locked = 0; [2024-07-22 12:40:04,262 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-22 12:40:04,410 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_27-multiple-protecting2_true.i[1097,1110] [2024-07-22 12:40:04,530 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-22 12:40:04,539 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-07-22 12:40:04,571 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_27-multiple-protecting2_true.i[1097,1110] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-07-22 12:40:04,603 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-22 12:40:04,635 INFO L206 MainTranslator]: Completed translation [2024-07-22 12:40:04,635 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04 WrapperNode [2024-07-22 12:40:04,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-22 12:40:04,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-07-22 12:40:04,637 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-07-22 12:40:04,637 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-07-22 12:40:04,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04" (1/1) ... [2024-07-22 12:40:04,667 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04" (1/1) ... [2024-07-22 12:40:04,702 INFO L138 Inliner]: procedures = 163, calls = 54, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 129 [2024-07-22 12:40:04,703 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-07-22 12:40:04,705 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-07-22 12:40:04,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-07-22 12:40:04,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-07-22 12:40:04,711 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04" (1/1) ... [2024-07-22 12:40:04,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04" (1/1) ... [2024-07-22 12:40:04,752 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04" (1/1) ... [2024-07-22 12:40:04,752 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04" (1/1) ... [2024-07-22 12:40:04,756 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04" (1/1) ... [2024-07-22 12:40:04,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04" (1/1) ... [2024-07-22 12:40:04,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04" (1/1) ... [2024-07-22 12:40:04,770 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04" (1/1) ... [2024-07-22 12:40:04,772 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-07-22 12:40:04,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-07-22 12:40:04,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-07-22 12:40:04,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-07-22 12:40:04,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04" (1/1) ... [2024-07-22 12:40:04,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-22 12:40:04,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-22 12:40:04,802 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) [2024-07-22 12:40:04,819 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 [2024-07-22 12:40:04,830 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2024-07-22 12:40:04,830 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2024-07-22 12:40:04,830 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-07-22 12:40:04,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-07-22 12:40:04,831 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-07-22 12:40:04,831 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-07-22 12:40:04,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-07-22 12:40:04,831 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-07-22 12:40:04,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-07-22 12:40:04,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-07-22 12:40:04,832 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-07-22 12:40:04,973 INFO L244 CfgBuilder]: Building ICFG [2024-07-22 12:40:04,974 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-07-22 12:40:05,234 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-07-22 12:40:05,234 INFO L293 CfgBuilder]: Performing block encoding [2024-07-22 12:40:05,390 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-07-22 12:40:05,390 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-07-22 12:40:05,391 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:40:05 BoogieIcfgContainer [2024-07-22 12:40:05,391 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-07-22 12:40:05,392 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-07-22 12:40:05,392 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-07-22 12:40:05,395 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-07-22 12:40:05,395 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 12:40:04" (1/4) ... [2024-07-22 12:40:05,395 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@643bac16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 12:40:05, skipping insertion in model container [2024-07-22 12:40:05,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 12:40:04" (2/4) ... [2024-07-22 12:40:05,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@643bac16 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.07 12:40:05, skipping insertion in model container [2024-07-22 12:40:05,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 12:40:04" (3/4) ... [2024-07-22 12:40:05,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@643bac16 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.07 12:40:05, skipping insertion in model container [2024-07-22 12:40:05,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:40:05" (4/4) ... [2024-07-22 12:40:05,397 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_27-multiple-protecting2_true.i [2024-07-22 12:40:05,410 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-07-22 12:40:05,412 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-07-22 12:40:05,412 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-07-22 12:40:05,459 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-07-22 12:40:05,496 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-22 12:40:05,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-07-22 12:40:05,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-22 12:40:05,497 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) [2024-07-22 12:40:05,498 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 [2024-07-22 12:40:05,529 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-07-22 12:40:05,537 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-07-22 12:40:05,542 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;@22634177, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-22 12:40:05,542 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-07-22 12:40:05,688 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-07-22 12:40:05,692 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 12:40:05,692 INFO L85 PathProgramCache]: Analyzing trace with hash -786741109, now seen corresponding path program 1 times [2024-07-22 12:40:05,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 12:40:05,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103488336] [2024-07-22 12:40:05,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 12:40:05,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 12:40:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 12:40:06,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 12:40:06,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 12:40:06,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103488336] [2024-07-22 12:40:06,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103488336] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 12:40:06,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 12:40:06,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-07-22 12:40:06,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534854858] [2024-07-22 12:40:06,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 12:40:06,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-07-22 12:40:06,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 12:40:06,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-07-22 12:40:06,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-07-22 12:40:06,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:06,102 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 12:40:06,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2024-07-22 12:40:06,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:06,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:06,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-07-22 12:40:06,223 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-07-22 12:40:06,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 12:40:06,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1717290243, now seen corresponding path program 1 times [2024-07-22 12:40:06,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 12:40:06,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879423068] [2024-07-22 12:40:06,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 12:40:06,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 12:40:06,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 12:40:06,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 12:40:06,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 12:40:06,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879423068] [2024-07-22 12:40:06,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879423068] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 12:40:06,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 12:40:06,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-07-22 12:40:06,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839898376] [2024-07-22 12:40:06,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 12:40:06,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-07-22 12:40:06,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 12:40:06,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-07-22 12:40:06,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-07-22 12:40:06,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:06,407 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 12:40:06,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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) [2024-07-22 12:40:06,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:06,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:06,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:06,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:06,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-07-22 12:40:06,505 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-07-22 12:40:06,506 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 12:40:06,506 INFO L85 PathProgramCache]: Analyzing trace with hash 170918129, now seen corresponding path program 1 times [2024-07-22 12:40:06,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 12:40:06,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155565296] [2024-07-22 12:40:06,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 12:40:06,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 12:40:06,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 12:40:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 12:40:06,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 12:40:06,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155565296] [2024-07-22 12:40:06,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155565296] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 12:40:06,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 12:40:06,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-07-22 12:40:06,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999284032] [2024-07-22 12:40:06,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 12:40:06,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-07-22 12:40:06,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 12:40:06,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-07-22 12:40:06,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-07-22 12:40:06,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:06,730 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 12:40:06,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 6 states have internal predecessors, (40), 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) [2024-07-22 12:40:06,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:06,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:06,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:06,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:06,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:06,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:06,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-07-22 12:40:06,897 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-07-22 12:40:06,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 12:40:06,897 INFO L85 PathProgramCache]: Analyzing trace with hash -54851529, now seen corresponding path program 1 times [2024-07-22 12:40:06,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 12:40:06,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386648312] [2024-07-22 12:40:06,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 12:40:06,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 12:40:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 12:40:07,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 12:40:07,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 12:40:07,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386648312] [2024-07-22 12:40:07,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386648312] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 12:40:07,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 12:40:07,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-07-22 12:40:07,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048941995] [2024-07-22 12:40:07,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 12:40:07,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-07-22 12:40:07,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 12:40:07,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-07-22 12:40:07,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-07-22 12:40:07,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:07,112 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 12:40:07,112 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 6 states have internal predecessors, (54), 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) [2024-07-22 12:40:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:07,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:07,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:07,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:07,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:07,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:07,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:07,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-07-22 12:40:07,402 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-07-22 12:40:07,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 12:40:07,402 INFO L85 PathProgramCache]: Analyzing trace with hash -2012466737, now seen corresponding path program 2 times [2024-07-22 12:40:07,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 12:40:07,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831627307] [2024-07-22 12:40:07,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 12:40:07,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 12:40:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 12:40:07,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 12:40:07,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 12:40:07,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831627307] [2024-07-22 12:40:07,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831627307] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 12:40:07,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 12:40:07,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-07-22 12:40:07,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250084410] [2024-07-22 12:40:07,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 12:40:07,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-07-22 12:40:07,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 12:40:07,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-07-22 12:40:07,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-07-22 12:40:07,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:07,543 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 12:40:07,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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) [2024-07-22 12:40:07,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:07,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:07,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:07,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:07,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:07,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:07,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:07,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:07,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:07,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:07,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-07-22 12:40:07,664 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-07-22 12:40:07,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 12:40:07,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1336090513, now seen corresponding path program 3 times [2024-07-22 12:40:07,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 12:40:07,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498159290] [2024-07-22 12:40:07,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 12:40:07,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 12:40:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 12:40:07,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 12:40:07,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 12:40:07,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498159290] [2024-07-22 12:40:07,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498159290] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 12:40:07,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 12:40:07,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-07-22 12:40:07,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359481891] [2024-07-22 12:40:07,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 12:40:07,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-07-22 12:40:07,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 12:40:07,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-07-22 12:40:07,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-07-22 12:40:07,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:07,815 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 12:40:07,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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) [2024-07-22 12:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:07,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:07,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:07,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:07,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:07,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:07,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:07,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:07,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:07,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:07,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:07,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-07-22 12:40:07,941 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-07-22 12:40:07,941 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 12:40:07,941 INFO L85 PathProgramCache]: Analyzing trace with hash 2100644884, now seen corresponding path program 1 times [2024-07-22 12:40:07,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 12:40:07,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342995285] [2024-07-22 12:40:07,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 12:40:07,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 12:40:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 12:40:08,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 12:40:08,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 12:40:08,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342995285] [2024-07-22 12:40:08,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342995285] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 12:40:08,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 12:40:08,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-07-22 12:40:08,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258467593] [2024-07-22 12:40:08,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 12:40:08,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-07-22 12:40:08,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 12:40:08,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-07-22 12:40:08,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-07-22 12:40:08,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:08,176 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 12:40:08,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 7 states have internal predecessors, (48), 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) [2024-07-22 12:40:08,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:08,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:08,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:08,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:08,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:08,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:08,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:08,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:08,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:08,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:08,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:08,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:08,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:08,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:08,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-07-22 12:40:08,731 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-07-22 12:40:08,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 12:40:08,732 INFO L85 PathProgramCache]: Analyzing trace with hash -366831939, now seen corresponding path program 2 times [2024-07-22 12:40:08,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 12:40:08,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184970534] [2024-07-22 12:40:08,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 12:40:08,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 12:40:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 12:40:08,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 12:40:08,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 12:40:08,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184970534] [2024-07-22 12:40:08,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184970534] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 12:40:08,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 12:40:08,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-07-22 12:40:08,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199789541] [2024-07-22 12:40:08,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 12:40:08,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-07-22 12:40:08,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 12:40:08,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-07-22 12:40:08,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-07-22 12:40:08,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:08,835 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 12:40:08,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 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) [2024-07-22 12:40:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:08,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:08,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:09,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:09,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-07-22 12:40:09,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:09,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:09,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:09,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:09,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-07-22 12:40:09,065 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-07-22 12:40:09,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 12:40:09,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1323393646, now seen corresponding path program 1 times [2024-07-22 12:40:09,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 12:40:09,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503841535] [2024-07-22 12:40:09,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 12:40:09,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 12:40:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 12:40:09,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 12:40:09,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 12:40:09,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503841535] [2024-07-22 12:40:09,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503841535] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 12:40:09,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 12:40:09,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-07-22 12:40:09,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227578078] [2024-07-22 12:40:09,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 12:40:09,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-07-22 12:40:09,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 12:40:09,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-07-22 12:40:09,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-07-22 12:40:09,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:09,283 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 12:40:09,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 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) [2024-07-22 12:40:09,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:09,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-07-22 12:40:09,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:09,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:09,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:09,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:09,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:09,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:09,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-07-22 12:40:09,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:09,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:09,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:09,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:09,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-07-22 12:40:09,449 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-07-22 12:40:09,450 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 12:40:09,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1507872279, now seen corresponding path program 3 times [2024-07-22 12:40:09,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 12:40:09,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562792114] [2024-07-22 12:40:09,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 12:40:09,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 12:40:09,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 12:40:09,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 12:40:09,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 12:40:09,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562792114] [2024-07-22 12:40:09,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562792114] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 12:40:09,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 12:40:09,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-07-22 12:40:09,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668385788] [2024-07-22 12:40:09,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 12:40:09,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-07-22 12:40:09,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 12:40:09,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-07-22 12:40:09,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-07-22 12:40:09,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:09,528 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 12:40:09,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 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) [2024-07-22 12:40:09,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:09,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-07-22 12:40:09,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:09,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:09,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:09,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:09,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:09,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-07-22 12:40:09,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:09,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:09,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:09,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:09,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:09,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-07-22 12:40:09,830 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-07-22 12:40:09,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 12:40:09,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1059645123, now seen corresponding path program 4 times [2024-07-22 12:40:09,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 12:40:09,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542536553] [2024-07-22 12:40:09,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 12:40:09,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 12:40:09,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 12:40:09,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 12:40:09,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 12:40:09,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542536553] [2024-07-22 12:40:09,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542536553] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 12:40:09,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 12:40:09,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-07-22 12:40:09,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447567160] [2024-07-22 12:40:09,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 12:40:09,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-07-22 12:40:09,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 12:40:09,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-07-22 12:40:09,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-07-22 12:40:09,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:09,922 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 12:40:09,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 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) [2024-07-22 12:40:09,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:09,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-07-22 12:40:09,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:09,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:09,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:09,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:09,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:09,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:09,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-07-22 12:40:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:10,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-07-22 12:40:10,151 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-07-22 12:40:10,151 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 12:40:10,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1977728873, now seen corresponding path program 5 times [2024-07-22 12:40:10,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 12:40:10,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417180863] [2024-07-22 12:40:10,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 12:40:10,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 12:40:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 12:40:10,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 12:40:10,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 12:40:10,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417180863] [2024-07-22 12:40:10,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417180863] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 12:40:10,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 12:40:10,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-07-22 12:40:10,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977733764] [2024-07-22 12:40:10,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 12:40:10,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-07-22 12:40:10,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 12:40:10,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-07-22 12:40:10,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-07-22 12:40:10,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:10,227 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 12:40:10,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 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) [2024-07-22 12:40:10,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:10,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:10,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-07-22 12:40:10,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:10,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:10,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:10,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:10,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:10,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:10,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:10,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:10,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 12:40:10,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-07-22 12:40:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 12:40:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-22 12:40:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-22 12:40:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 12:40:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:10,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:10,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 12:40:10,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 8 remaining) [2024-07-22 12:40:10,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 8 remaining) [2024-07-22 12:40:10,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2024-07-22 12:40:10,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2024-07-22 12:40:10,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2024-07-22 12:40:10,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2024-07-22 12:40:10,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 8 remaining) [2024-07-22 12:40:10,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 8 remaining) [2024-07-22 12:40:10,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-07-22 12:40:10,743 INFO L445 BasicCegarLoop]: Path program histogram: [5, 3, 1, 1, 1, 1] [2024-07-22 12:40:10,745 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-07-22 12:40:10,745 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-07-22 12:40:10,747 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-07-22 12:40:10,747 INFO L508 ceAbstractionStarter]: WitnessConsidered=2 [2024-07-22 12:40:10,748 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 12:40:10 BasicIcfg [2024-07-22 12:40:10,748 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-07-22 12:40:10,748 INFO L158 Benchmark]: Toolchain (without parser) took 6573.94ms. Allocated memory was 161.5MB in the beginning and 253.8MB in the end (delta: 92.3MB). Free memory was 123.5MB in the beginning and 102.9MB in the end (delta: 20.6MB). Peak memory consumption was 147.2MB. Max. memory is 16.1GB. [2024-07-22 12:40:10,748 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 161.5MB. Free memory is still 128.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 12:40:10,748 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 161.5MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 12:40:10,749 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.23ms. Allocated memory is still 161.5MB. Free memory was 122.7MB in the beginning and 92.8MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-07-22 12:40:10,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.38ms. Allocated memory is still 161.5MB. Free memory was 92.8MB in the beginning and 130.4MB in the end (delta: -37.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-07-22 12:40:10,749 INFO L158 Benchmark]: Boogie Preprocessor took 67.59ms. Allocated memory is still 161.5MB. Free memory was 130.4MB in the beginning and 128.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-07-22 12:40:10,749 INFO L158 Benchmark]: RCFGBuilder took 617.98ms. Allocated memory is still 161.5MB. Free memory was 128.3MB in the beginning and 83.2MB in the end (delta: 45.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-07-22 12:40:10,750 INFO L158 Benchmark]: TraceAbstraction took 5355.51ms. Allocated memory was 161.5MB in the beginning and 253.8MB in the end (delta: 92.3MB). Free memory was 82.1MB in the beginning and 102.9MB in the end (delta: -20.8MB). Peak memory consumption was 108.2MB. Max. memory is 16.1GB. [2024-07-22 12:40:10,750 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 161.5MB. Free memory is still 128.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 161.5MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 460.23ms. Allocated memory is still 161.5MB. Free memory was 122.7MB in the beginning and 92.8MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.38ms. Allocated memory is still 161.5MB. Free memory was 92.8MB in the beginning and 130.4MB in the end (delta: -37.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.59ms. Allocated memory is still 161.5MB. Free memory was 130.4MB in the beginning and 128.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 617.98ms. Allocated memory is still 161.5MB. Free memory was 128.3MB in the beginning and 83.2MB in the end (delta: 45.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 5355.51ms. Allocated memory was 161.5MB in the beginning and 253.8MB in the end (delta: 92.3MB). Free memory was 82.1MB in the beginning and 102.9MB in the end (delta: -20.8MB). Peak memory consumption was 108.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17444, independent: 15487, independent conditional: 13187, independent unconditional: 2300, dependent: 1957, dependent conditional: 1810, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15770, independent: 15487, independent conditional: 13187, independent unconditional: 2300, dependent: 283, dependent conditional: 136, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15770, independent: 15487, independent conditional: 13187, independent unconditional: 2300, dependent: 283, dependent conditional: 136, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18122, independent: 15487, independent conditional: 502, independent unconditional: 14985, dependent: 2635, dependent conditional: 1850, dependent unconditional: 785, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18122, independent: 15487, independent conditional: 502, independent unconditional: 14985, dependent: 2635, dependent conditional: 562, dependent unconditional: 2073, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18122, independent: 15487, independent conditional: 502, independent unconditional: 14985, dependent: 2635, dependent conditional: 562, dependent unconditional: 2073, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2591, independent: 2366, independent conditional: 63, independent unconditional: 2303, dependent: 225, dependent conditional: 78, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2591, independent: 2175, independent conditional: 0, independent unconditional: 2175, dependent: 416, dependent conditional: 0, dependent unconditional: 416, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 416, independent: 191, independent conditional: 63, independent unconditional: 128, dependent: 225, dependent conditional: 78, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 416, independent: 191, independent conditional: 63, independent unconditional: 128, dependent: 225, dependent conditional: 78, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 628, independent: 280, independent conditional: 84, independent unconditional: 197, dependent: 348, dependent conditional: 123, dependent unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18122, independent: 13121, independent conditional: 439, independent unconditional: 12682, dependent: 2410, dependent conditional: 484, dependent unconditional: 1926, unknown: 2591, unknown conditional: 141, unknown unconditional: 2450] , Statistics on independence cache: Total cache size (in pairs): 2591, Positive cache size: 2366, Positive conditional cache size: 63, Positive unconditional cache size: 2303, Negative cache size: 225, Negative conditional cache size: 78, Negative unconditional cache size: 147, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1288, Maximal queried relation: 12, Independence queries for same thread: 1674 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 1885, Number of trivial persistent sets: 1885, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2447, independent: 2300, independent conditional: 0, independent unconditional: 2300, dependent: 147, dependent conditional: 0, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17444, independent: 15487, independent conditional: 13187, independent unconditional: 2300, dependent: 1957, dependent conditional: 1810, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15770, independent: 15487, independent conditional: 13187, independent unconditional: 2300, dependent: 283, dependent conditional: 136, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15770, independent: 15487, independent conditional: 13187, independent unconditional: 2300, dependent: 283, dependent conditional: 136, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18122, independent: 15487, independent conditional: 502, independent unconditional: 14985, dependent: 2635, dependent conditional: 1850, dependent unconditional: 785, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18122, independent: 15487, independent conditional: 502, independent unconditional: 14985, dependent: 2635, dependent conditional: 562, dependent unconditional: 2073, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18122, independent: 15487, independent conditional: 502, independent unconditional: 14985, dependent: 2635, dependent conditional: 562, dependent unconditional: 2073, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2591, independent: 2366, independent conditional: 63, independent unconditional: 2303, dependent: 225, dependent conditional: 78, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2591, independent: 2175, independent conditional: 0, independent unconditional: 2175, dependent: 416, dependent conditional: 0, dependent unconditional: 416, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 416, independent: 191, independent conditional: 63, independent unconditional: 128, dependent: 225, dependent conditional: 78, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 416, independent: 191, independent conditional: 63, independent unconditional: 128, dependent: 225, dependent conditional: 78, dependent unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 628, independent: 280, independent conditional: 84, independent unconditional: 197, dependent: 348, dependent conditional: 123, dependent unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18122, independent: 13121, independent conditional: 439, independent unconditional: 12682, dependent: 2410, dependent conditional: 484, dependent unconditional: 1926, unknown: 2591, unknown conditional: 141, unknown unconditional: 2450] , Statistics on independence cache: Total cache size (in pairs): 2591, Positive cache size: 2366, Positive conditional cache size: 63, Positive unconditional cache size: 2303, Negative cache size: 225, Negative conditional cache size: 78, Negative unconditional cache size: 147, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1288, Maximal queried relation: 12, Independence queries for same thread: 1674 - PositiveResult [Line: 711]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 712]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds 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 - 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 5 procedures, 112 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.2s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 3.0s, 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: 76, 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, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 472 NumberOfCodeBlocks, 472 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 460 ConstructedInterpolants, 0 QuantifiedInterpolants, 3095 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-07-22 12:40:10,773 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 [2024-07-22 12:40:10,986 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