./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_24-multiple-protecting_true.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/13-privatized_24-multiple-protecting_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7bc0c755 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_24-multiple-protecting_true.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/13-privatized_24-multiple-protecting_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 --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 09:34:42,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 09:34:42,408 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 09:34:42,412 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 09:34:42,413 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 09:34:42,450 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 09:34:42,451 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 09:34:42,451 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 09:34:42,452 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 09:34:42,453 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 09:34:42,454 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 09:34:42,454 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 09:34:42,455 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 09:34:42,456 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 09:34:42,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 09:34:42,456 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 09:34:42,457 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 09:34:42,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 09:34:42,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 09:34:42,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 09:34:42,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 09:34:42,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 09:34:42,459 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 09:34:42,459 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 09:34:42,459 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 09:34:42,460 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 09:34:42,460 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 09:34:42,460 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 09:34:42,461 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 09:34:42,461 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 09:34:42,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 09:34:42,462 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 09:34:42,462 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 09:34:42,463 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 09:34:42,463 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 09:34:42,463 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 09:34:42,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 09:34:42,464 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 09:34:42,464 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 09:34:42,464 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 09:34:42,465 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 09:34:42,465 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 09:34:42,465 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-23 09:34:42,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 09:34:42,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 09:34:42,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 09:34:42,760 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 09:34:42,761 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 09:34:42,762 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/13-privatized_24-multiple-protecting_true.yml/witness.yml [2024-08-23 09:34:42,894 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 09:34:42,895 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 09:34:42,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_24-multiple-protecting_true.i [2024-08-23 09:34:44,372 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 09:34:44,622 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 09:34:44,622 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_24-multiple-protecting_true.i [2024-08-23 09:34:44,636 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/61836bda8/a92abba3bf394498aaee74bdc5acd5b8/FLAGb6f15a09b [2024-08-23 09:34:44,653 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/61836bda8/a92abba3bf394498aaee74bdc5acd5b8 [2024-08-23 09:34:44,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 09:34:44,657 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 09:34:44,660 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 09:34:44,660 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 09:34:44,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 09:34:44,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 09:34:42" (1/2) ... [2024-08-23 09:34:44,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e946a2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 09:34:44, skipping insertion in model container [2024-08-23 09:34:44,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 09:34:42" (1/2) ... [2024-08-23 09:34:44,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@316c5b1a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 09:34:44, skipping insertion in model container [2024-08-23 09:34:44,669 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 09:34:44" (2/2) ... [2024-08-23 09:34:44,670 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e946a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:44, skipping insertion in model container [2024-08-23 09:34:44,670 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 09:34:44" (2/2) ... [2024-08-23 09:34:44,670 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 09:34:44,718 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 09:34:44,719 INFO L97 edCorrectnessWitness]: Location invariant before [L720-L720] (g1 == 0) && (g2 == 0 || g2 == 1) [2024-08-23 09:34:44,719 INFO L97 edCorrectnessWitness]: Location invariant before [L716-L716] (g1 == 0) && (g2 == 0) [2024-08-23 09:34:44,719 INFO L97 edCorrectnessWitness]: Location invariant before [L696-L696] (g2 == 0) && (g1 == 0 || g1 == 1) [2024-08-23 09:34:44,719 INFO L97 edCorrectnessWitness]: Location invariant before [L708-L708] g1 == 0 [2024-08-23 09:34:44,720 INFO L97 edCorrectnessWitness]: Location invariant before [L713-L713] (g1 == 0) && (g2 == 0) [2024-08-23 09:34:44,720 INFO L97 edCorrectnessWitness]: Location invariant before [L709-L709] (g1 == 0) && (g2 == 0 || g2 == 1) [2024-08-23 09:34:44,720 INFO L97 edCorrectnessWitness]: Location invariant before [L688-L688] (g1 == 0) && (g2 == 0 || g2 == 1) [2024-08-23 09:34:44,720 INFO L97 edCorrectnessWitness]: Location invariant before [L695-L695] g2 == 0 [2024-08-23 09:34:44,720 INFO L97 edCorrectnessWitness]: Location invariant before [L687-L687] g1 == 0 [2024-08-23 09:34:44,720 INFO L97 edCorrectnessWitness]: Location invariant before [L712-L712] (g1 == 0) && (g2 == 0) [2024-08-23 09:34:44,721 INFO L97 edCorrectnessWitness]: Location invariant before [L699-L699] (g2 == 1) && (g1 == 0 || g1 == 1) [2024-08-23 09:34:44,721 INFO L97 edCorrectnessWitness]: Location invariant before [L691-L691] (g1 == 1) && (g2 == 0 || g2 == 1) [2024-08-23 09:34:44,764 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 09:34:45,081 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 09:34:45,094 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-23 09:34:45,179 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 09:34:45,220 INFO L206 MainTranslator]: Completed translation [2024-08-23 09:34:45,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45 WrapperNode [2024-08-23 09:34:45,222 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 09:34:45,223 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-23 09:34:45,223 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-23 09:34:45,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-23 09:34:45,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45" (1/1) ... [2024-08-23 09:34:45,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45" (1/1) ... [2024-08-23 09:34:45,276 INFO L138 Inliner]: procedures = 162, calls = 54, calls flagged for inlining = 7, calls inlined = 10, statements flattened = 115 [2024-08-23 09:34:45,276 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-23 09:34:45,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-23 09:34:45,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-23 09:34:45,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-23 09:34:45,289 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45" (1/1) ... [2024-08-23 09:34:45,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45" (1/1) ... [2024-08-23 09:34:45,300 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45" (1/1) ... [2024-08-23 09:34:45,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45" (1/1) ... [2024-08-23 09:34:45,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45" (1/1) ... [2024-08-23 09:34:45,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45" (1/1) ... [2024-08-23 09:34:45,317 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45" (1/1) ... [2024-08-23 09:34:45,322 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45" (1/1) ... [2024-08-23 09:34:45,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-23 09:34:45,369 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-23 09:34:45,369 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-23 09:34:45,369 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-23 09:34:45,370 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45" (1/1) ... [2024-08-23 09:34:45,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 09:34:45,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:34:45,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-23 09:34:45,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-23 09:34:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-08-23 09:34:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-23 09:34:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-08-23 09:34:45,508 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-08-23 09:34:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-23 09:34:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-08-23 09:34:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-23 09:34:45,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-23 09:34:45,511 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-23 09:34:45,654 INFO L243 CfgBuilder]: Building ICFG [2024-08-23 09:34:45,656 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-23 09:34:45,967 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-23 09:34:45,968 INFO L292 CfgBuilder]: Performing block encoding [2024-08-23 09:34:46,193 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-23 09:34:46,194 INFO L319 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-23 09:34:46,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 09:34:46 BoogieIcfgContainer [2024-08-23 09:34:46,197 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-23 09:34:46,199 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-23 09:34:46,200 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-23 09:34:46,203 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-23 09:34:46,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 09:34:42" (1/4) ... [2024-08-23 09:34:46,204 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@787f4b0e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 09:34:46, skipping insertion in model container [2024-08-23 09:34:46,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 09:34:44" (2/4) ... [2024-08-23 09:34:46,205 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@787f4b0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 09:34:46, skipping insertion in model container [2024-08-23 09:34:46,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 09:34:45" (3/4) ... [2024-08-23 09:34:46,205 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@787f4b0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 09:34:46, skipping insertion in model container [2024-08-23 09:34:46,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 09:34:46" (4/4) ... [2024-08-23 09:34:46,207 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_24-multiple-protecting_true.i [2024-08-23 09:34:46,220 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-23 09:34:46,221 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2024-08-23 09:34:46,221 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-23 09:34:46,269 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-08-23 09:34:46,312 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:34:46,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 09:34:46,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:34:46,315 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 09:34:46,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-23 09:34:46,362 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 09:34:46,378 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2024-08-23 09:34:46,384 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;@2d07d49b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:34:46,384 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-08-23 09:34:46,456 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT, t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT, t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 09:34:46,462 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:46,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1453316759, now seen corresponding path program 1 times [2024-08-23 09:34:46,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:46,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24750990] [2024-08-23 09:34:46,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:46,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:46,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:46,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:46,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24750990] [2024-08-23 09:34:46,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24750990] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:46,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:46,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-23 09:34:46,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146207705] [2024-08-23 09:34:46,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:46,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 09:34:46,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:46,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 09:34:46,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 09:34:46,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:46,755 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:46,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:34:46,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:46,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:46,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-23 09:34:46,807 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT, t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT, t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 09:34:46,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:46,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1805214304, now seen corresponding path program 1 times [2024-08-23 09:34:46,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:46,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812507020] [2024-08-23 09:34:46,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:46,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:46,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:46,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:46,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812507020] [2024-08-23 09:34:46,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812507020] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:46,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:46,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-23 09:34:46,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106243540] [2024-08-23 09:34:46,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:46,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 09:34:46,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:46,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 09:34:46,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 09:34:46,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:46,993 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:46,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:34:46,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:46,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:47,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:47,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:47,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-23 09:34:47,059 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT, t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT, t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 09:34:47,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:47,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1405546108, now seen corresponding path program 1 times [2024-08-23 09:34:47,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:47,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361168524] [2024-08-23 09:34:47,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:47,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:47,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:47,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:47,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:47,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361168524] [2024-08-23 09:34:47,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361168524] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:47,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:47,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 09:34:47,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827085448] [2024-08-23 09:34:47,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:47,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-23 09:34:47,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:47,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-23 09:34:47,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-23 09:34:47,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:47,248 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:47,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:34:47,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:47,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:47,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:47,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:47,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:47,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:47,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-23 09:34:47,443 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT === [t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT, t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT, t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 09:34:47,443 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:47,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1747320372, now seen corresponding path program 1 times [2024-08-23 09:34:47,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:47,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735989504] [2024-08-23 09:34:47,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:47,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:47,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:47,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:47,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735989504] [2024-08-23 09:34:47,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735989504] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:47,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:47,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 09:34:47,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599246625] [2024-08-23 09:34:47,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:47,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-23 09:34:47,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:47,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-23 09:34:47,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-23 09:34:47,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:47,634 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:47,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:34:47,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:47,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:47,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:47,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:48,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:48,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:48,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:48,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:48,844 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 6 remaining) [2024-08-23 09:34:48,844 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 6 remaining) [2024-08-23 09:34:48,844 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 6 remaining) [2024-08-23 09:34:48,844 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 6 remaining) [2024-08-23 09:34:48,845 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 6 remaining) [2024-08-23 09:34:48,845 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 6 remaining) [2024-08-23 09:34:48,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-23 09:34:48,854 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-08-23 09:34:48,856 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2024-08-23 09:34:48,862 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:34:48,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 09:34:48,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 09:34:48,865 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 09:34:48,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-08-23 09:34:48,870 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 09:34:48,870 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-23 09:34:48,871 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;@2d07d49b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 09:34:48,871 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-08-23 09:34:48,905 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 09:34:48,906 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:48,906 INFO L85 PathProgramCache]: Analyzing trace with hash -130296822, now seen corresponding path program 1 times [2024-08-23 09:34:48,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:48,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212412733] [2024-08-23 09:34:48,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:48,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:48,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:48,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:48,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212412733] [2024-08-23 09:34:48,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212412733] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:48,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:48,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 09:34:48,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379906250] [2024-08-23 09:34:48,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:48,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 09:34:48,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:48,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 09:34:48,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 09:34:48,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:48,936 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:48,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:34:48,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:48,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:48,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-23 09:34:48,986 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 09:34:48,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:48,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1038215379, now seen corresponding path program 1 times [2024-08-23 09:34:48,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:48,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512377569] [2024-08-23 09:34:48,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:48,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:49,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:49,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:49,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512377569] [2024-08-23 09:34:49,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512377569] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:49,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:49,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 09:34:49,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648720304] [2024-08-23 09:34:49,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:49,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 09:34:49,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:49,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 09:34:49,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 09:34:49,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:49,024 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:49,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:34:49,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:49,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-23 09:34:49,073 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 09:34:49,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:49,073 INFO L85 PathProgramCache]: Analyzing trace with hash 574385519, now seen corresponding path program 1 times [2024-08-23 09:34:49,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:49,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991248148] [2024-08-23 09:34:49,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:49,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:49,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:49,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:49,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991248148] [2024-08-23 09:34:49,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991248148] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:49,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:49,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 09:34:49,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706901174] [2024-08-23 09:34:49,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:49,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-23 09:34:49,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:49,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-23 09:34:49,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-23 09:34:49,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:49,152 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:49,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 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) [2024-08-23 09:34:49,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:49,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:49,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-23 09:34:49,273 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 09:34:49,273 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:49,273 INFO L85 PathProgramCache]: Analyzing trace with hash -750142681, now seen corresponding path program 1 times [2024-08-23 09:34:49,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:49,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527308664] [2024-08-23 09:34:49,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:49,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:49,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:49,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:49,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:49,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527308664] [2024-08-23 09:34:49,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527308664] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:49,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:49,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 09:34:49,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245005913] [2024-08-23 09:34:49,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:49,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-23 09:34:49,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:49,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-23 09:34:49,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-23 09:34:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:49,389 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:49,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:34:49,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:49,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:49,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:49,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:49,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-23 09:34:49,460 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 09:34:49,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:49,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1220773724, now seen corresponding path program 1 times [2024-08-23 09:34:49,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:49,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044761744] [2024-08-23 09:34:49,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:49,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:49,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:49,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:49,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044761744] [2024-08-23 09:34:49,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044761744] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:49,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:49,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-23 09:34:49,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023679418] [2024-08-23 09:34:49,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:49,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-23 09:34:49,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:49,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-23 09:34:49,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-08-23 09:34:49,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:49,554 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:49,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.25) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:34:49,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:49,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:49,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:49,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:49,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-23 09:34:49,641 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 09:34:49,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:49,641 INFO L85 PathProgramCache]: Analyzing trace with hash 62945156, now seen corresponding path program 1 times [2024-08-23 09:34:49,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:49,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339157564] [2024-08-23 09:34:49,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:49,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:49,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:49,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:49,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339157564] [2024-08-23 09:34:49,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339157564] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:49,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:49,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 09:34:49,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608464990] [2024-08-23 09:34:49,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:49,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-23 09:34:49,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:49,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-23 09:34:49,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-08-23 09:34:49,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:49,765 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:49,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.333333333333334) internal successors, (40), 4 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) [2024-08-23 09:34:49,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:49,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:49,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:49,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:49,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:50,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:50,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:50,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:50,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:50,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-23 09:34:50,077 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 09:34:50,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:50,078 INFO L85 PathProgramCache]: Analyzing trace with hash -578927371, now seen corresponding path program 1 times [2024-08-23 09:34:50,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:50,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366751073] [2024-08-23 09:34:50,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:50,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:50,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:50,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:50,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:50,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366751073] [2024-08-23 09:34:50,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366751073] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:50,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:50,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 09:34:50,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922285690] [2024-08-23 09:34:50,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:50,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 09:34:50,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:50,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 09:34:50,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-23 09:34:50,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:50,292 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:50,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 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) [2024-08-23 09:34:50,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:50,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:50,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:50,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:50,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:50,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:50,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:50,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:50,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:50,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:34:50,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-23 09:34:50,431 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 09:34:50,431 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:50,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1952726719, now seen corresponding path program 1 times [2024-08-23 09:34:50,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:50,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171761752] [2024-08-23 09:34:50,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:50,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:50,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:50,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:50,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171761752] [2024-08-23 09:34:50,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171761752] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:50,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:50,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 09:34:50,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994392916] [2024-08-23 09:34:50,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:50,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-23 09:34:50,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:50,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-23 09:34:50,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-08-23 09:34:50,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:50,519 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:50,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 15.0) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:34:50,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:50,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:50,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:50,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:50,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:34:50,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:50,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:50,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:50,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:50,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:50,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:34:50,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-08-23 09:34:50,617 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 09:34:50,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:50,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1426622965, now seen corresponding path program 2 times [2024-08-23 09:34:50,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:50,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275110487] [2024-08-23 09:34:50,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:50,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:50,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:50,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:50,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275110487] [2024-08-23 09:34:50,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275110487] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:50,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:50,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-23 09:34:50,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772057125] [2024-08-23 09:34:50,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:50,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-23 09:34:50,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:50,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-23 09:34:50,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-08-23 09:34:50,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:50,929 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:50,929 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) [2024-08-23 09:34:50,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:50,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:50,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:50,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:50,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:34:50,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:50,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:51,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:51,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:51,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:51,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:51,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:34:51,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:51,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-08-23 09:34:51,223 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 09:34:51,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:51,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1192498312, now seen corresponding path program 1 times [2024-08-23 09:34:51,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:51,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147245448] [2024-08-23 09:34:51,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:51,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:51,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:51,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:51,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147245448] [2024-08-23 09:34:51,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147245448] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:51,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:51,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 09:34:51,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657717511] [2024-08-23 09:34:51,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:51,345 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-23 09:34:51,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:51,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-23 09:34:51,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-23 09:34:51,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:51,346 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:51,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:34:51,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:51,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:51,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:51,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:51,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:34:51,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:51,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:51,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:51,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:51,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:51,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:51,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:34:51,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:51,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-08-23 09:34:51,591 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 09:34:51,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 09:34:51,592 INFO L85 PathProgramCache]: Analyzing trace with hash 985891670, now seen corresponding path program 1 times [2024-08-23 09:34:51,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 09:34:51,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847855257] [2024-08-23 09:34:51,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 09:34:51,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 09:34:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 09:34:51,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 09:34:51,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 09:34:51,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847855257] [2024-08-23 09:34:51,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847855257] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 09:34:51,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 09:34:51,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 09:34:51,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923525661] [2024-08-23 09:34:51,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 09:34:51,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 09:34:51,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 09:34:51,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 09:34:51,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-23 09:34:51,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:51,724 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 09:34:51,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 09:34:51,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:51,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:51,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:51,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:51,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:34:51,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:51,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:51,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 09:34:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 09:34:52,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:52,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:52,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:52,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:34:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 09:34:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 09:34:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 09:34:52,017 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 7 remaining) [2024-08-23 09:34:52,017 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 7 remaining) [2024-08-23 09:34:52,017 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 7 remaining) [2024-08-23 09:34:52,017 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 7 remaining) [2024-08-23 09:34:52,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 7 remaining) [2024-08-23 09:34:52,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 7 remaining) [2024-08-23 09:34:52,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-08-23 09:34:52,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-08-23 09:34:52,019 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-23 09:34:52,019 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/2) [2024-08-23 09:34:52,022 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-23 09:34:52,022 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-23 09:34:52,025 INFO L507 ceAbstractionStarter]: Automizer considered 12 witness invariants [2024-08-23 09:34:52,025 INFO L508 ceAbstractionStarter]: WitnessConsidered=12 [2024-08-23 09:34:52,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 09:34:52 BasicIcfg [2024-08-23 09:34:52,026 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-23 09:34:52,026 INFO L158 Benchmark]: Toolchain (without parser) took 7369.70ms. Allocated memory was 159.4MB in the beginning and 262.1MB in the end (delta: 102.8MB). Free memory was 97.8MB in the beginning and 130.8MB in the end (delta: -33.0MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. [2024-08-23 09:34:52,026 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 159.4MB. Free memory is still 119.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 09:34:52,026 INFO L158 Benchmark]: CDTParser took 0.88ms. Allocated memory is still 159.4MB. Free memory was 114.8MB in the beginning and 114.7MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 09:34:52,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 562.69ms. Allocated memory is still 159.4MB. Free memory was 97.8MB in the beginning and 70.5MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-08-23 09:34:52,027 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.62ms. Allocated memory is still 159.4MB. Free memory was 70.5MB in the beginning and 68.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 09:34:52,027 INFO L158 Benchmark]: Boogie Preprocessor took 86.16ms. Allocated memory is still 159.4MB. Free memory was 68.4MB in the beginning and 128.3MB in the end (delta: -59.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2024-08-23 09:34:52,027 INFO L158 Benchmark]: RCFGBuilder took 828.11ms. Allocated memory is still 159.4MB. Free memory was 128.0MB in the beginning and 81.3MB in the end (delta: 46.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-08-23 09:34:52,027 INFO L158 Benchmark]: TraceAbstraction took 5826.18ms. Allocated memory was 159.4MB in the beginning and 262.1MB in the end (delta: 102.8MB). Free memory was 81.3MB in the beginning and 130.8MB in the end (delta: -49.5MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2024-08-23 09:34:52,029 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.10ms. Allocated memory is still 159.4MB. Free memory is still 119.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.88ms. Allocated memory is still 159.4MB. Free memory was 114.8MB in the beginning and 114.7MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 562.69ms. Allocated memory is still 159.4MB. Free memory was 97.8MB in the beginning and 70.5MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.62ms. Allocated memory is still 159.4MB. Free memory was 70.5MB in the beginning and 68.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.16ms. Allocated memory is still 159.4MB. Free memory was 68.4MB in the beginning and 128.3MB in the end (delta: -59.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * RCFGBuilder took 828.11ms. Allocated memory is still 159.4MB. Free memory was 128.0MB in the beginning and 81.3MB in the end (delta: 46.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 5826.18ms. Allocated memory was 159.4MB in the beginning and 262.1MB in the end (delta: 102.8MB). Free memory was 81.3MB in the beginning and 130.8MB in the end (delta: -49.5MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3714, independent: 3254, independent conditional: 967, independent unconditional: 2287, dependent: 460, dependent conditional: 298, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3524, independent: 3254, independent conditional: 967, independent unconditional: 2287, dependent: 270, dependent conditional: 108, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3524, independent: 3254, independent conditional: 967, independent unconditional: 2287, dependent: 270, dependent conditional: 108, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3845, independent: 3254, independent conditional: 0, independent unconditional: 3254, dependent: 591, dependent conditional: 321, dependent unconditional: 270, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3845, independent: 3254, independent conditional: 0, independent unconditional: 3254, dependent: 591, dependent conditional: 65, dependent unconditional: 526, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3845, independent: 3254, independent conditional: 0, independent unconditional: 3254, dependent: 591, dependent conditional: 65, dependent unconditional: 526, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2502, independent: 2287, independent conditional: 0, independent unconditional: 2287, dependent: 215, dependent conditional: 53, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2502, independent: 2129, independent conditional: 0, independent unconditional: 2129, dependent: 373, dependent conditional: 0, dependent unconditional: 373, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 373, independent: 158, independent conditional: 0, independent unconditional: 158, dependent: 215, dependent conditional: 53, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 373, independent: 158, independent conditional: 0, independent unconditional: 158, dependent: 215, dependent conditional: 53, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 700, independent: 294, independent conditional: 0, independent unconditional: 294, dependent: 406, dependent conditional: 104, dependent unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3845, independent: 967, independent conditional: 0, independent unconditional: 967, dependent: 376, dependent conditional: 12, dependent unconditional: 364, unknown: 2502, unknown conditional: 53, unknown unconditional: 2449] , Statistics on independence cache: Total cache size (in pairs): 2502, Positive cache size: 2287, Positive conditional cache size: 0, Positive unconditional cache size: 2287, Negative cache size: 215, Negative conditional cache size: 53, Negative unconditional cache size: 162, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 256, Maximal queried relation: 4, Independence queries for same thread: 190 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.7s, Number of persistent set computation: 718, Number of trivial persistent sets: 483, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2449, independent: 2287, independent conditional: 0, independent unconditional: 2287, dependent: 162, dependent conditional: 0, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3714, independent: 3254, independent conditional: 967, independent unconditional: 2287, dependent: 460, dependent conditional: 298, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3524, independent: 3254, independent conditional: 967, independent unconditional: 2287, dependent: 270, dependent conditional: 108, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3524, independent: 3254, independent conditional: 967, independent unconditional: 2287, dependent: 270, dependent conditional: 108, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3845, independent: 3254, independent conditional: 0, independent unconditional: 3254, dependent: 591, dependent conditional: 321, dependent unconditional: 270, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3845, independent: 3254, independent conditional: 0, independent unconditional: 3254, dependent: 591, dependent conditional: 65, dependent unconditional: 526, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3845, independent: 3254, independent conditional: 0, independent unconditional: 3254, dependent: 591, dependent conditional: 65, dependent unconditional: 526, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2502, independent: 2287, independent conditional: 0, independent unconditional: 2287, dependent: 215, dependent conditional: 53, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2502, independent: 2129, independent conditional: 0, independent unconditional: 2129, dependent: 373, dependent conditional: 0, dependent unconditional: 373, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 373, independent: 158, independent conditional: 0, independent unconditional: 158, dependent: 215, dependent conditional: 53, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 373, independent: 158, independent conditional: 0, independent unconditional: 158, dependent: 215, dependent conditional: 53, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 700, independent: 294, independent conditional: 0, independent unconditional: 294, dependent: 406, dependent conditional: 104, dependent unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3845, independent: 967, independent conditional: 0, independent unconditional: 967, dependent: 376, dependent conditional: 12, dependent unconditional: 364, unknown: 2502, unknown conditional: 53, unknown unconditional: 2449] , Statistics on independence cache: Total cache size (in pairs): 2502, Positive cache size: 2287, Positive conditional cache size: 0, Positive unconditional cache size: 2287, Negative cache size: 215, Negative conditional cache size: 53, Negative unconditional cache size: 162, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 256, Maximal queried relation: 4, Independence queries for same thread: 190 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3872, independent: 3389, independent conditional: 1459, independent unconditional: 1930, dependent: 483, dependent conditional: 383, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3529, independent: 3389, independent conditional: 1459, independent unconditional: 1930, dependent: 140, dependent conditional: 40, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3529, independent: 3389, independent conditional: 1459, independent unconditional: 1930, dependent: 140, dependent conditional: 40, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3865, independent: 3389, independent conditional: 37, independent unconditional: 3352, dependent: 476, dependent conditional: 299, dependent unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3865, independent: 3389, independent conditional: 37, independent unconditional: 3352, dependent: 476, dependent conditional: 60, dependent unconditional: 416, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3865, independent: 3389, independent conditional: 37, independent unconditional: 3352, dependent: 476, dependent conditional: 60, dependent unconditional: 416, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2086, independent: 1949, independent conditional: 19, independent unconditional: 1930, dependent: 137, dependent conditional: 37, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2086, independent: 1825, independent conditional: 0, independent unconditional: 1825, dependent: 261, dependent conditional: 0, dependent unconditional: 261, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 261, independent: 124, independent conditional: 19, independent unconditional: 105, dependent: 137, dependent conditional: 37, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 261, independent: 124, independent conditional: 19, independent unconditional: 105, dependent: 137, dependent conditional: 37, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 474, independent: 253, independent conditional: 70, independent unconditional: 183, dependent: 221, dependent conditional: 66, dependent unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3865, independent: 1440, independent conditional: 18, independent unconditional: 1422, dependent: 339, dependent conditional: 23, dependent unconditional: 316, unknown: 2086, unknown conditional: 56, unknown unconditional: 2030] , Statistics on independence cache: Total cache size (in pairs): 2086, Positive cache size: 1949, Positive conditional cache size: 19, Positive unconditional cache size: 1930, Negative cache size: 137, Negative conditional cache size: 37, Negative unconditional cache size: 100, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 239, Maximal queried relation: 11, Independence queries for same thread: 343 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 475, Number of trivial persistent sets: 475, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2030, independent: 1930, independent conditional: 0, independent unconditional: 1930, dependent: 100, dependent conditional: 0, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3872, independent: 3389, independent conditional: 1459, independent unconditional: 1930, dependent: 483, dependent conditional: 383, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3529, independent: 3389, independent conditional: 1459, independent unconditional: 1930, dependent: 140, dependent conditional: 40, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3529, independent: 3389, independent conditional: 1459, independent unconditional: 1930, dependent: 140, dependent conditional: 40, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3865, independent: 3389, independent conditional: 37, independent unconditional: 3352, dependent: 476, dependent conditional: 299, dependent unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3865, independent: 3389, independent conditional: 37, independent unconditional: 3352, dependent: 476, dependent conditional: 60, dependent unconditional: 416, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3865, independent: 3389, independent conditional: 37, independent unconditional: 3352, dependent: 476, dependent conditional: 60, dependent unconditional: 416, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2086, independent: 1949, independent conditional: 19, independent unconditional: 1930, dependent: 137, dependent conditional: 37, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2086, independent: 1825, independent conditional: 0, independent unconditional: 1825, dependent: 261, dependent conditional: 0, dependent unconditional: 261, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 261, independent: 124, independent conditional: 19, independent unconditional: 105, dependent: 137, dependent conditional: 37, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 261, independent: 124, independent conditional: 19, independent unconditional: 105, dependent: 137, dependent conditional: 37, dependent unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 474, independent: 253, independent conditional: 70, independent unconditional: 183, dependent: 221, dependent conditional: 66, dependent unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3865, independent: 1440, independent conditional: 18, independent unconditional: 1422, dependent: 339, dependent conditional: 23, dependent unconditional: 316, unknown: 2086, unknown conditional: 56, unknown unconditional: 2030] , Statistics on independence cache: Total cache size (in pairs): 2086, Positive cache size: 1949, Positive conditional cache size: 19, Positive unconditional cache size: 1930, Negative cache size: 137, Negative conditional cache size: 37, Negative unconditional cache size: 100, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 239, Maximal queried relation: 11, Independence queries for same thread: 343 - PositiveResult [Line: 687]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 691]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 695]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 696]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 699]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 708]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 709]: 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: 713]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 716]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 720]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 119 locations, 19 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.6s, 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: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 286 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 119 locations, 19 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 1.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 356 NumberOfCodeBlocks, 356 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 345 ConstructedInterpolants, 0 QuantifiedInterpolants, 1822 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 12 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-23 09:34:52,062 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2024-08-23 09:34:52,261 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-08-23 09:34:52,458 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