./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe022_tso.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/protection-local/safe022_tso.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/pthread-wmm/safe022_tso.i ./goblint.2024-08-08_07-59-58.files/protection-local/safe022_tso.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 19:35:05,656 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 19:35:05,706 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 19:35:05,711 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 19:35:05,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 19:35:05,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 19:35:05,746 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 19:35:05,747 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 19:35:05,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 19:35:05,748 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 19:35:05,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 19:35:05,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 19:35:05,749 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 19:35:05,751 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 19:35:05,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 19:35:05,751 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 19:35:05,753 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 19:35:05,753 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 19:35:05,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 19:35:05,754 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 19:35:05,754 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 19:35:05,755 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 19:35:05,755 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 19:35:05,755 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 19:35:05,756 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 19:35:05,756 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 19:35:05,756 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 19:35:05,757 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 19:35:05,757 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 19:35:05,757 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 19:35:05,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 19:35:05,758 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 19:35:05,758 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 19:35:05,759 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 19:35:05,759 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 19:35:05,759 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 19:35:05,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 19:35:05,760 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 19:35:05,760 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 19:35:05,761 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 19:35:05,761 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 19:35:05,762 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 19:35:05,763 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-23 19:35:06,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 19:35:06,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 19:35:06,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 19:35:06,070 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 19:35:06,070 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 19:35:06,071 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe022_tso.i [2024-08-23 19:35:07,505 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 19:35:07,764 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 19:35:07,764 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_tso.i [2024-08-23 19:35:07,805 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3b75b72d7/871c468669474ab9beb17076be8e0f61/FLAGf89b56673 [2024-08-23 19:35:08,081 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3b75b72d7/871c468669474ab9beb17076be8e0f61 [2024-08-23 19:35:08,083 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 19:35:08,083 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 19:35:08,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-local/safe022_tso.yml/witness.yml [2024-08-23 19:35:08,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 19:35:08,265 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 19:35:08,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 19:35:08,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 19:35:08,272 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 19:35:08,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 07:35:08" (1/2) ... [2024-08-23 19:35:08,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cea82c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 07:35:08, skipping insertion in model container [2024-08-23 19:35:08,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 07:35:08" (1/2) ... [2024-08-23 19:35:08,275 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@626c9c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 07:35:08, skipping insertion in model container [2024-08-23 19:35:08,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 07:35:08" (2/2) ... [2024-08-23 19:35:08,275 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cea82c4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08, skipping insertion in model container [2024-08-23 19:35:08,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 07:35:08" (2/2) ... [2024-08-23 19:35:08,276 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 19:35:08,345 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 19:35:08,346 INFO L97 edCorrectnessWitness]: Location invariant before [L745-L745] ((((0 <= __unbuffered_cnt) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1) [2024-08-23 19:35:08,346 INFO L97 edCorrectnessWitness]: Location invariant before [L771-L771] ((((0 <= __unbuffered_cnt) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1) [2024-08-23 19:35:08,347 INFO L97 edCorrectnessWitness]: Location invariant before [L728-L728] ((((0 <= __unbuffered_cnt) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1) [2024-08-23 19:35:08,347 INFO L97 edCorrectnessWitness]: Location invariant before [L737-L737] ((((0 <= __unbuffered_cnt) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1) [2024-08-23 19:35:08,347 INFO L97 edCorrectnessWitness]: Location invariant before [L765-L765] ((((0 <= __unbuffered_cnt) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1) [2024-08-23 19:35:08,347 INFO L97 edCorrectnessWitness]: Location invariant before [L743-L743] ((((0 <= __unbuffered_cnt) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1) [2024-08-23 19:35:08,348 INFO L97 edCorrectnessWitness]: Location invariant before [L730-L730] ((((0 <= __unbuffered_cnt) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1) [2024-08-23 19:35:08,348 INFO L97 edCorrectnessWitness]: Location invariant before [L725-L725] ((((0 <= __unbuffered_cnt) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1) [2024-08-23 19:35:08,349 INFO L97 edCorrectnessWitness]: Location invariant before [L722-L722] ((((0 <= __unbuffered_cnt) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1) [2024-08-23 19:35:08,349 INFO L97 edCorrectnessWitness]: Location invariant before [L769-L769] ((((0 <= __unbuffered_cnt) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1) [2024-08-23 19:35:08,349 INFO L97 edCorrectnessWitness]: Location invariant before [L740-L740] ((((0 <= __unbuffered_cnt) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1) [2024-08-23 19:35:08,387 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 19:35:08,675 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 19:35:08,684 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 [2024-08-23 19:35:08,810 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 19:35:08,845 INFO L206 MainTranslator]: Completed translation [2024-08-23 19:35:08,846 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08 WrapperNode [2024-08-23 19:35:08,846 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 19:35:08,847 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-23 19:35:08,847 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-23 19:35:08,847 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-23 19:35:08,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08" (1/1) ... [2024-08-23 19:35:08,867 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08" (1/1) ... [2024-08-23 19:35:08,890 INFO L138 Inliner]: procedures = 174, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2024-08-23 19:35:08,891 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-23 19:35:08,892 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-23 19:35:08,892 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-23 19:35:08,892 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-23 19:35:08,900 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08" (1/1) ... [2024-08-23 19:35:08,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08" (1/1) ... [2024-08-23 19:35:08,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08" (1/1) ... [2024-08-23 19:35:08,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08" (1/1) ... [2024-08-23 19:35:08,916 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08" (1/1) ... [2024-08-23 19:35:08,921 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08" (1/1) ... [2024-08-23 19:35:08,925 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08" (1/1) ... [2024-08-23 19:35:08,930 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08" (1/1) ... [2024-08-23 19:35:08,933 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-23 19:35:08,933 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-23 19:35:08,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-23 19:35:08,937 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-23 19:35:08,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08" (1/1) ... [2024-08-23 19:35:08,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 19:35:08,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 19:35:08,968 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 19:35:08,978 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 19:35:09,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-23 19:35:09,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-23 19:35:09,013 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-23 19:35:09,013 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-23 19:35:09,013 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-23 19:35:09,014 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-23 19:35:09,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-23 19:35:09,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-23 19:35:09,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-23 19:35:09,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-23 19:35:09,016 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 19:35:09,144 INFO L243 CfgBuilder]: Building ICFG [2024-08-23 19:35:09,146 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-23 19:35:09,379 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-23 19:35:09,380 INFO L292 CfgBuilder]: Performing block encoding [2024-08-23 19:35:09,487 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-23 19:35:09,487 INFO L319 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-23 19:35:09,488 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 07:35:09 BoogieIcfgContainer [2024-08-23 19:35:09,488 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-23 19:35:09,491 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-23 19:35:09,491 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-23 19:35:09,495 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-23 19:35:09,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 07:35:08" (1/4) ... [2024-08-23 19:35:09,496 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba49d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 07:35:09, skipping insertion in model container [2024-08-23 19:35:09,496 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 07:35:08" (2/4) ... [2024-08-23 19:35:09,496 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba49d0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 07:35:09, skipping insertion in model container [2024-08-23 19:35:09,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 07:35:08" (3/4) ... [2024-08-23 19:35:09,497 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba49d0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 07:35:09, skipping insertion in model container [2024-08-23 19:35:09,498 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 07:35:09" (4/4) ... [2024-08-23 19:35:09,499 INFO L112 eAbstractionObserver]: Analyzing ICFG safe022_tso.i [2024-08-23 19:35:09,538 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-23 19:35:09,538 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2024-08-23 19:35:09,538 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-23 19:35:09,619 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-23 19:35:09,667 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 19:35:09,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 19:35:09,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 19:35:09,669 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 19:35:09,670 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 19:35:09,703 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 19:35:09,716 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-23 19:35:09,721 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;@67a530f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 19:35:09,721 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-08-23 19:35:09,902 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-23 19:35:09,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:09,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1908249408, now seen corresponding path program 1 times [2024-08-23 19:35:09,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:09,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142725111] [2024-08-23 19:35:09,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:09,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:10,325 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 19:35:10,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:10,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142725111] [2024-08-23 19:35:10,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142725111] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:10,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:10,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 19:35:10,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730822948] [2024-08-23 19:35:10,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:10,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 19:35:10,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:10,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 19:35:10,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 19:35:10,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:10,368 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:10,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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 19:35:10,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:10,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:10,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-23 19:35:10,497 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-23 19:35:10,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:10,497 INFO L85 PathProgramCache]: Analyzing trace with hash 403174020, now seen corresponding path program 1 times [2024-08-23 19:35:10,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:10,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249847467] [2024-08-23 19:35:10,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:10,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:10,761 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 19:35:10,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:10,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249847467] [2024-08-23 19:35:10,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249847467] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:10,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:10,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-23 19:35:10,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094984032] [2024-08-23 19:35:10,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:10,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 19:35:10,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:10,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 19:35:10,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-23 19:35:10,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:10,767 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:10,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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 19:35:10,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:10,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:11,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:11,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:11,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-23 19:35:11,060 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-23 19:35:11,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:11,061 INFO L85 PathProgramCache]: Analyzing trace with hash -1132562252, now seen corresponding path program 1 times [2024-08-23 19:35:11,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:11,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453329570] [2024-08-23 19:35:11,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:11,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:11,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:11,310 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 19:35:11,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:11,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453329570] [2024-08-23 19:35:11,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453329570] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:11,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:11,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-23 19:35:11,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006707329] [2024-08-23 19:35:11,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:11,313 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-23 19:35:11,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:11,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-23 19:35:11,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-08-23 19:35:11,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:11,317 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:11,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 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 19:35:11,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:11,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:11,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:11,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:11,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:11,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:11,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-23 19:35:11,725 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-23 19:35:11,725 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:11,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1352287752, now seen corresponding path program 1 times [2024-08-23 19:35:11,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:11,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682142012] [2024-08-23 19:35:11,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:11,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:11,904 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 19:35:11,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:11,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682142012] [2024-08-23 19:35:11,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682142012] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:11,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:11,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 19:35:11,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013270858] [2024-08-23 19:35:11,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:11,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 19:35:11,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:11,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 19:35:11,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-08-23 19:35:11,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:11,909 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:11,909 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 19:35:11,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:11,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:11,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:11,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:12,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:12,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:12,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:12,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:12,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-23 19:35:12,048 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-23 19:35:12,048 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:12,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1494014746, now seen corresponding path program 2 times [2024-08-23 19:35:12,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:12,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730202020] [2024-08-23 19:35:12,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:12,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:12,239 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 19:35:12,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:12,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730202020] [2024-08-23 19:35:12,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730202020] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:12,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:12,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-23 19:35:12,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860011034] [2024-08-23 19:35:12,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:12,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-23 19:35:12,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:12,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-23 19:35:12,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-08-23 19:35:12,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:12,244 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:12,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 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 19:35:12,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:12,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:12,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:12,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:12,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:12,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:12,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:12,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:12,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:12,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:12,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-23 19:35:12,606 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-23 19:35:12,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:12,606 INFO L85 PathProgramCache]: Analyzing trace with hash -2130326915, now seen corresponding path program 1 times [2024-08-23 19:35:12,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:12,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586397553] [2024-08-23 19:35:12,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:12,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:12,720 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 19:35:12,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:12,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586397553] [2024-08-23 19:35:12,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586397553] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:12,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:12,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 19:35:12,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710178316] [2024-08-23 19:35:12,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:12,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 19:35:12,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:12,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 19:35:12,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-08-23 19:35:12,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:12,740 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:12,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 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 19:35:12,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:12,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:12,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:12,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:12,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:12,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:12,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:12,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:12,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:12,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:12,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:12,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:12,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-23 19:35:12,868 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-23 19:35:12,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:12,868 INFO L85 PathProgramCache]: Analyzing trace with hash -471864750, now seen corresponding path program 2 times [2024-08-23 19:35:12,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:12,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765046354] [2024-08-23 19:35:12,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:12,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:13,004 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 19:35:13,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:13,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765046354] [2024-08-23 19:35:13,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765046354] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:13,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:13,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-23 19:35:13,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072668183] [2024-08-23 19:35:13,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:13,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-23 19:35:13,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:13,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-23 19:35:13,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-08-23 19:35:13,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:13,007 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:13,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 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 19:35:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:13,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:13,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:13,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:13,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:13,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:13,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:13,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:13,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:13,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:13,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:13,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:13,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:13,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:13,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-23 19:35:13,167 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-23 19:35:13,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:13,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1639652528, now seen corresponding path program 3 times [2024-08-23 19:35:13,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:13,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805106945] [2024-08-23 19:35:13,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:13,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:13,307 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 19:35:13,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:13,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805106945] [2024-08-23 19:35:13,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805106945] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:13,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:13,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-23 19:35:13,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924369308] [2024-08-23 19:35:13,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:13,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-23 19:35:13,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:13,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-23 19:35:13,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-08-23 19:35:13,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:13,309 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:13,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 7 states have internal predecessors, (19), 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 19:35:13,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:13,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:13,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:13,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:13,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:13,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:13,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:13,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:13,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:13,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:13,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:13,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:13,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:13,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:13,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:13,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:13,490 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 5 remaining) [2024-08-23 19:35:13,490 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 5 remaining) [2024-08-23 19:35:13,490 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 5 remaining) [2024-08-23 19:35:13,490 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-08-23 19:35:13,491 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-08-23 19:35:13,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-23 19:35:13,499 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1] [2024-08-23 19:35:13,501 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE (1/3) [2024-08-23 19:35:13,504 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 19:35:13,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 19:35:13,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 19:35:13,507 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 19:35:13,509 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 19:35:13,512 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 19:35:13,512 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork1 ======== [2024-08-23 19:35:13,513 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;@67a530f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 19:35:13,513 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-23 19:35:13,564 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:13,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:13,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1052263861, now seen corresponding path program 1 times [2024-08-23 19:35:13,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:13,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083547114] [2024-08-23 19:35:13,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:13,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:13,619 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 19:35:13,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:13,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083547114] [2024-08-23 19:35:13,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083547114] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:13,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:13,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-23 19:35:13,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106310918] [2024-08-23 19:35:13,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:13,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 19:35:13,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:13,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 19:35:13,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 19:35:13,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:13,621 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:13,622 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 19:35:13,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:13,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:13,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-23 19:35:13,887 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:13,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:13,888 INFO L85 PathProgramCache]: Analyzing trace with hash 860192852, now seen corresponding path program 1 times [2024-08-23 19:35:13,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:13,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892973897] [2024-08-23 19:35:13,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:13,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:14,015 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 19:35:14,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:14,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892973897] [2024-08-23 19:35:14,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892973897] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:14,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:14,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-23 19:35:14,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134269268] [2024-08-23 19:35:14,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:14,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 19:35:14,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:14,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 19:35:14,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-08-23 19:35:14,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:14,017 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:14,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 5 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 19:35:14,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:14,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:14,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:14,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:14,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-23 19:35:14,147 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:14,147 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:14,147 INFO L85 PathProgramCache]: Analyzing trace with hash -2002056860, now seen corresponding path program 1 times [2024-08-23 19:35:14,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:14,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577374532] [2024-08-23 19:35:14,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:14,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:14,311 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 19:35:14,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:14,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577374532] [2024-08-23 19:35:14,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577374532] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:14,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:14,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-23 19:35:14,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702066041] [2024-08-23 19:35:14,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:14,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-23 19:35:14,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:14,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-23 19:35:14,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-08-23 19:35:14,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:14,313 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:14,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 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 19:35:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:14,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:14,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:14,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:14,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-23 19:35:14,476 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:14,476 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:14,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1523758434, now seen corresponding path program 1 times [2024-08-23 19:35:14,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:14,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869460638] [2024-08-23 19:35:14,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:14,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:14,582 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 19:35:14,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:14,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869460638] [2024-08-23 19:35:14,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869460638] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:14,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:14,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-23 19:35:14,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481847401] [2024-08-23 19:35:14,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:14,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 19:35:14,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:14,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 19:35:14,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-08-23 19:35:14,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:14,586 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:14,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 5 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 19:35:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:14,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:14,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:14,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:14,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:14,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:14,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-08-23 19:35:14,702 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:14,702 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:14,702 INFO L85 PathProgramCache]: Analyzing trace with hash 8129077, now seen corresponding path program 1 times [2024-08-23 19:35:14,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:14,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748190896] [2024-08-23 19:35:14,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:14,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:14,815 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 19:35:14,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:14,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748190896] [2024-08-23 19:35:14,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748190896] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:14,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:14,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 19:35:14,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573996223] [2024-08-23 19:35:14,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:14,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-23 19:35:14,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:14,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-23 19:35:14,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-08-23 19:35:14,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:14,817 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:14,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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 19:35:14,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:14,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:14,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:14,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:14,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:14,970 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-23 19:35:14,970 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-23 19:35:14,970 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-08-23 19:35:14,970 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-08-23 19:35:14,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-08-23 19:35:14,972 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-08-23 19:35:14,972 INFO L308 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE (2/3) [2024-08-23 19:35:14,973 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 19:35:14,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 19:35:14,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 19:35:14,976 INFO L229 MonitoredProcess]: Starting monitored process 4 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 19:35:14,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-08-23 19:35:14,981 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 19:35:14,981 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork0 ======== [2024-08-23 19:35:14,982 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;@67a530f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 19:35:14,982 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-23 19:35:15,039 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:15,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:15,040 INFO L85 PathProgramCache]: Analyzing trace with hash 123361633, now seen corresponding path program 1 times [2024-08-23 19:35:15,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:15,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545441819] [2024-08-23 19:35:15,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:15,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:15,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:15,086 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 19:35:15,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:15,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545441819] [2024-08-23 19:35:15,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545441819] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:15,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:15,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 19:35:15,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634606589] [2024-08-23 19:35:15,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:15,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 19:35:15,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:15,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 19:35:15,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 19:35:15,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:15,109 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:15,109 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 19:35:15,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:15,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:15,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-08-23 19:35:15,180 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:15,180 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:15,180 INFO L85 PathProgramCache]: Analyzing trace with hash 903183909, now seen corresponding path program 1 times [2024-08-23 19:35:15,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:15,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681840206] [2024-08-23 19:35:15,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:15,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:15,313 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 19:35:15,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:15,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681840206] [2024-08-23 19:35:15,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681840206] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:15,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:15,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 19:35:15,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20706287] [2024-08-23 19:35:15,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:15,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 19:35:15,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:15,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 19:35:15,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-23 19:35:15,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:15,315 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:15,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 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 19:35:15,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:15,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:15,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:15,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:15,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-08-23 19:35:15,393 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:15,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:15,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1197791538, now seen corresponding path program 1 times [2024-08-23 19:35:15,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:15,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337254112] [2024-08-23 19:35:15,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:15,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:15,524 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 19:35:15,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:15,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337254112] [2024-08-23 19:35:15,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337254112] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:15,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:15,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 19:35:15,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495708945] [2024-08-23 19:35:15,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:15,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-23 19:35:15,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:15,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-23 19:35:15,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-08-23 19:35:15,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:15,529 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:15,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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 19:35:15,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:15,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:15,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:15,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:15,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:15,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:15,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-08-23 19:35:15,590 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:15,590 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:15,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1523167721, now seen corresponding path program 1 times [2024-08-23 19:35:15,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:15,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107453088] [2024-08-23 19:35:15,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:15,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:15,723 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 19:35:15,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:15,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107453088] [2024-08-23 19:35:15,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107453088] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:15,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:15,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-23 19:35:15,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435550531] [2024-08-23 19:35:15,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:15,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-23 19:35:15,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:15,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-23 19:35:15,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-08-23 19:35:15,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:15,724 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:15,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 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 19:35:15,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:15,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:15,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:15,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:16,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:16,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-08-23 19:35:16,006 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:16,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:16,007 INFO L85 PathProgramCache]: Analyzing trace with hash 896174868, now seen corresponding path program 1 times [2024-08-23 19:35:16,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:16,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871552682] [2024-08-23 19:35:16,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:16,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:16,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:16,105 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 19:35:16,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:16,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871552682] [2024-08-23 19:35:16,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871552682] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:16,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:16,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 19:35:16,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644680329] [2024-08-23 19:35:16,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:16,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 19:35:16,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:16,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 19:35:16,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-08-23 19:35:16,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:16,107 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:16,107 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 19:35:16,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:16,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-08-23 19:35:16,241 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:16,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:16,241 INFO L85 PathProgramCache]: Analyzing trace with hash -2064326222, now seen corresponding path program 2 times [2024-08-23 19:35:16,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:16,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301803888] [2024-08-23 19:35:16,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:16,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:16,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:16,360 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 19:35:16,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:16,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301803888] [2024-08-23 19:35:16,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301803888] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:16,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:16,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 19:35:16,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305563729] [2024-08-23 19:35:16,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:16,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-23 19:35:16,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:16,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-23 19:35:16,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-08-23 19:35:16,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:16,362 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:16,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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 19:35:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:16,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:16,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:16,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-08-23 19:35:16,489 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:16,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:16,490 INFO L85 PathProgramCache]: Analyzing trace with hash 430396823, now seen corresponding path program 2 times [2024-08-23 19:35:16,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:16,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714494396] [2024-08-23 19:35:16,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:16,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:16,584 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 19:35:16,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:16,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714494396] [2024-08-23 19:35:16,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714494396] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:16,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:16,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 19:35:16,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581428428] [2024-08-23 19:35:16,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:16,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-23 19:35:16,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:16,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-23 19:35:16,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-08-23 19:35:16,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:16,586 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:16,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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 19:35:16,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:16,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:16,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:16,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:16,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:16,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:16,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-08-23 19:35:16,792 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:16,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:16,792 INFO L85 PathProgramCache]: Analyzing trace with hash 8129036, now seen corresponding path program 1 times [2024-08-23 19:35:16,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:16,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098825211] [2024-08-23 19:35:16,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:16,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:16,871 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 19:35:16,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:16,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098825211] [2024-08-23 19:35:16,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098825211] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:16,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:16,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 19:35:16,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057296855] [2024-08-23 19:35:16,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:16,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 19:35:16,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:16,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 19:35:16,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-08-23 19:35:16,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:16,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:16,873 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 19:35:16,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:16,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:16,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:16,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:16,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:16,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:17,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:17,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:17,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:17,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:17,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:17,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:17,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:17,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:17,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-08-23 19:35:17,004 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:17,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:17,005 INFO L85 PathProgramCache]: Analyzing trace with hash 252001621, now seen corresponding path program 1 times [2024-08-23 19:35:17,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:17,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516777514] [2024-08-23 19:35:17,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:17,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:17,103 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 19:35:17,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:17,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516777514] [2024-08-23 19:35:17,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516777514] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:17,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:17,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-23 19:35:17,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292936802] [2024-08-23 19:35:17,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:17,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-23 19:35:17,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:17,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-23 19:35:17,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-08-23 19:35:17,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:17,106 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:17,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 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 19:35:17,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:17,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:17,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:17,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:17,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:17,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:17,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:17,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:17,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:17,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:17,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:17,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:17,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:17,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:17,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:17,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:17,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:17,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:17,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-08-23 19:35:17,257 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-23 19:35:17,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 19:35:17,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1655439411, now seen corresponding path program 3 times [2024-08-23 19:35:17,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 19:35:17,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079393580] [2024-08-23 19:35:17,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 19:35:17,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 19:35:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 19:35:17,418 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 19:35:17,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 19:35:17,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079393580] [2024-08-23 19:35:17,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079393580] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 19:35:17,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 19:35:17,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-23 19:35:17,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113176116] [2024-08-23 19:35:17,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 19:35:17,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-23 19:35:17,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 19:35:17,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-23 19:35:17,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-08-23 19:35:17,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:17,420 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 19:35:17,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 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 19:35:17,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:17,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:17,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:17,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:17,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:17,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:17,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:17,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:17,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:17,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 19:35:17,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 19:35:17,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:17,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 19:35:17,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:17,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 19:35:17,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:17,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:17,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 19:35:17,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 19:35:17,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 19:35:17,708 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-23 19:35:17,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-23 19:35:17,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-08-23 19:35:17,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-08-23 19:35:17,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-08-23 19:35:17,711 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1] [2024-08-23 19:35:17,711 INFO L308 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE (3/3) [2024-08-23 19:35:17,712 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-23 19:35:17,712 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-23 19:35:17,715 INFO L507 ceAbstractionStarter]: Automizer considered 11 witness invariants [2024-08-23 19:35:17,715 INFO L508 ceAbstractionStarter]: WitnessConsidered=11 [2024-08-23 19:35:17,716 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 07:35:17 BasicIcfg [2024-08-23 19:35:17,717 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-23 19:35:17,717 INFO L158 Benchmark]: Toolchain (without parser) took 9452.54ms. Allocated memory was 165.7MB in the beginning and 318.8MB in the end (delta: 153.1MB). Free memory was 125.6MB in the beginning and 229.8MB in the end (delta: -104.2MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2024-08-23 19:35:17,717 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 165.7MB. Free memory is still 135.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 19:35:17,717 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 165.7MB. Free memory is still 133.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 19:35:17,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 579.30ms. Allocated memory is still 165.7MB. Free memory was 125.0MB in the beginning and 93.4MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-08-23 19:35:17,718 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.14ms. Allocated memory is still 165.7MB. Free memory was 93.4MB in the beginning and 91.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 19:35:17,718 INFO L158 Benchmark]: Boogie Preprocessor took 40.55ms. Allocated memory is still 165.7MB. Free memory was 91.4MB in the beginning and 89.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 19:35:17,719 INFO L158 Benchmark]: RCFGBuilder took 554.88ms. Allocated memory is still 165.7MB. Free memory was 89.9MB in the beginning and 58.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-08-23 19:35:17,719 INFO L158 Benchmark]: TraceAbstraction took 8225.66ms. Allocated memory was 165.7MB in the beginning and 318.8MB in the end (delta: 153.1MB). Free memory was 57.8MB in the beginning and 229.8MB in the end (delta: -172.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 19:35:17,720 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 165.7MB. Free memory is still 135.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 165.7MB. Free memory is still 133.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 579.30ms. Allocated memory is still 165.7MB. Free memory was 125.0MB in the beginning and 93.4MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.14ms. Allocated memory is still 165.7MB. Free memory was 93.4MB in the beginning and 91.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.55ms. Allocated memory is still 165.7MB. Free memory was 91.4MB in the beginning and 89.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 554.88ms. Allocated memory is still 165.7MB. Free memory was 89.9MB in the beginning and 58.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 8225.66ms. Allocated memory was 165.7MB in the beginning and 318.8MB in the end (delta: 153.1MB). Free memory was 57.8MB in the beginning and 229.8MB in the end (delta: -172.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5238, independent: 4311, independent conditional: 3742, independent unconditional: 569, dependent: 927, dependent conditional: 914, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4420, independent: 4311, independent conditional: 3742, independent unconditional: 569, dependent: 109, dependent conditional: 96, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4420, independent: 4311, independent conditional: 3742, independent unconditional: 569, dependent: 109, dependent conditional: 96, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4789, independent: 4311, independent conditional: 35, independent unconditional: 4276, dependent: 478, dependent conditional: 334, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4789, independent: 4311, independent conditional: 35, independent unconditional: 4276, dependent: 478, dependent conditional: 328, dependent unconditional: 150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4789, independent: 4311, independent conditional: 35, independent unconditional: 4276, dependent: 478, dependent conditional: 328, dependent unconditional: 150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 630, independent: 582, independent conditional: 13, independent unconditional: 569, dependent: 48, dependent conditional: 35, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 630, independent: 434, independent conditional: 0, independent unconditional: 434, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 196, independent: 148, independent conditional: 13, independent unconditional: 135, dependent: 48, dependent conditional: 35, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 196, independent: 148, independent conditional: 13, independent unconditional: 135, dependent: 48, dependent conditional: 35, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 606, independent: 461, independent conditional: 41, independent unconditional: 420, dependent: 145, dependent conditional: 106, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4789, independent: 3729, independent conditional: 22, independent unconditional: 3707, dependent: 430, dependent conditional: 293, dependent unconditional: 137, unknown: 630, unknown conditional: 48, unknown unconditional: 582] , Statistics on independence cache: Total cache size (in pairs): 630, Positive cache size: 582, Positive conditional cache size: 13, Positive unconditional cache size: 569, Negative cache size: 48, Negative conditional cache size: 35, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6, Maximal queried relation: 7, Independence queries for same thread: 818 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 191, Number of trivial persistent sets: 81, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 582, independent: 569, independent conditional: 0, independent unconditional: 569, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5238, independent: 4311, independent conditional: 3742, independent unconditional: 569, dependent: 927, dependent conditional: 914, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4420, independent: 4311, independent conditional: 3742, independent unconditional: 569, dependent: 109, dependent conditional: 96, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4420, independent: 4311, independent conditional: 3742, independent unconditional: 569, dependent: 109, dependent conditional: 96, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4789, independent: 4311, independent conditional: 35, independent unconditional: 4276, dependent: 478, dependent conditional: 334, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4789, independent: 4311, independent conditional: 35, independent unconditional: 4276, dependent: 478, dependent conditional: 328, dependent unconditional: 150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4789, independent: 4311, independent conditional: 35, independent unconditional: 4276, dependent: 478, dependent conditional: 328, dependent unconditional: 150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 630, independent: 582, independent conditional: 13, independent unconditional: 569, dependent: 48, dependent conditional: 35, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 630, independent: 434, independent conditional: 0, independent unconditional: 434, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 196, independent: 148, independent conditional: 13, independent unconditional: 135, dependent: 48, dependent conditional: 35, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 196, independent: 148, independent conditional: 13, independent unconditional: 135, dependent: 48, dependent conditional: 35, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 606, independent: 461, independent conditional: 41, independent unconditional: 420, dependent: 145, dependent conditional: 106, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4789, independent: 3729, independent conditional: 22, independent unconditional: 3707, dependent: 430, dependent conditional: 293, dependent unconditional: 137, unknown: 630, unknown conditional: 48, unknown unconditional: 582] , Statistics on independence cache: Total cache size (in pairs): 630, Positive cache size: 582, Positive conditional cache size: 13, Positive unconditional cache size: 569, Negative cache size: 48, Negative conditional cache size: 35, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6, Maximal queried relation: 7, Independence queries for same thread: 818 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2468, independent: 2065, independent conditional: 1514, independent unconditional: 551, dependent: 403, dependent conditional: 390, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2128, independent: 2065, independent conditional: 1514, independent unconditional: 551, dependent: 63, dependent conditional: 50, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2128, independent: 2065, independent conditional: 1514, independent unconditional: 551, dependent: 63, dependent conditional: 50, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2309, independent: 2065, independent conditional: 24, independent unconditional: 2041, dependent: 244, dependent conditional: 157, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2309, independent: 2065, independent conditional: 24, independent unconditional: 2041, dependent: 244, dependent conditional: 151, dependent unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2309, independent: 2065, independent conditional: 24, independent unconditional: 2041, dependent: 244, dependent conditional: 151, dependent unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 601, independent: 565, independent conditional: 14, independent unconditional: 551, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 601, independent: 418, independent conditional: 0, independent unconditional: 418, dependent: 183, dependent conditional: 0, dependent unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 183, independent: 147, independent conditional: 14, independent unconditional: 133, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 183, independent: 147, independent conditional: 14, independent unconditional: 133, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 354, independent: 288, independent conditional: 31, independent unconditional: 257, dependent: 66, dependent conditional: 44, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2309, independent: 1500, independent conditional: 10, independent unconditional: 1490, dependent: 208, dependent conditional: 128, dependent unconditional: 80, unknown: 601, unknown conditional: 37, unknown unconditional: 564] , Statistics on independence cache: Total cache size (in pairs): 601, Positive cache size: 565, Positive conditional cache size: 14, Positive unconditional cache size: 551, Negative cache size: 36, Negative conditional cache size: 23, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6, Maximal queried relation: 5, Independence queries for same thread: 340 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 123, Number of trivial persistent sets: 61, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 564, independent: 551, independent conditional: 0, independent unconditional: 551, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2468, independent: 2065, independent conditional: 1514, independent unconditional: 551, dependent: 403, dependent conditional: 390, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2128, independent: 2065, independent conditional: 1514, independent unconditional: 551, dependent: 63, dependent conditional: 50, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2128, independent: 2065, independent conditional: 1514, independent unconditional: 551, dependent: 63, dependent conditional: 50, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2309, independent: 2065, independent conditional: 24, independent unconditional: 2041, dependent: 244, dependent conditional: 157, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2309, independent: 2065, independent conditional: 24, independent unconditional: 2041, dependent: 244, dependent conditional: 151, dependent unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2309, independent: 2065, independent conditional: 24, independent unconditional: 2041, dependent: 244, dependent conditional: 151, dependent unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 601, independent: 565, independent conditional: 14, independent unconditional: 551, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 601, independent: 418, independent conditional: 0, independent unconditional: 418, dependent: 183, dependent conditional: 0, dependent unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 183, independent: 147, independent conditional: 14, independent unconditional: 133, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 183, independent: 147, independent conditional: 14, independent unconditional: 133, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 354, independent: 288, independent conditional: 31, independent unconditional: 257, dependent: 66, dependent conditional: 44, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2309, independent: 1500, independent conditional: 10, independent unconditional: 1490, dependent: 208, dependent conditional: 128, dependent unconditional: 80, unknown: 601, unknown conditional: 37, unknown unconditional: 564] , Statistics on independence cache: Total cache size (in pairs): 601, Positive cache size: 565, Positive conditional cache size: 14, Positive unconditional cache size: 551, Negative cache size: 36, Negative conditional cache size: 23, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6, Maximal queried relation: 5, Independence queries for same thread: 340 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6097, independent: 4701, independent conditional: 4082, independent unconditional: 619, dependent: 1396, dependent conditional: 1383, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4757, independent: 4701, independent conditional: 4082, independent unconditional: 619, dependent: 56, dependent conditional: 43, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4757, independent: 4701, independent conditional: 4082, independent unconditional: 619, dependent: 56, dependent conditional: 43, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5143, independent: 4701, independent conditional: 27, independent unconditional: 4674, dependent: 442, dependent conditional: 359, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5143, independent: 4701, independent conditional: 27, independent unconditional: 4674, dependent: 442, dependent conditional: 359, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5143, independent: 4701, independent conditional: 27, independent unconditional: 4674, dependent: 442, dependent conditional: 359, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 686, independent: 634, independent conditional: 15, independent unconditional: 619, dependent: 52, dependent conditional: 39, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 686, independent: 480, independent conditional: 0, independent unconditional: 480, dependent: 206, dependent conditional: 0, dependent unconditional: 206, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 206, independent: 154, independent conditional: 15, independent unconditional: 139, dependent: 52, dependent conditional: 39, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 206, independent: 154, independent conditional: 15, independent unconditional: 139, dependent: 52, dependent conditional: 39, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 382, independent: 286, independent conditional: 37, independent unconditional: 249, dependent: 96, dependent conditional: 77, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5143, independent: 4067, independent conditional: 12, independent unconditional: 4055, dependent: 390, dependent conditional: 320, dependent unconditional: 70, unknown: 686, unknown conditional: 54, unknown unconditional: 632] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 634, Positive conditional cache size: 15, Positive unconditional cache size: 619, Negative cache size: 52, Negative conditional cache size: 39, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 10, Independence queries for same thread: 1340 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 266, Number of trivial persistent sets: 266, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 632, independent: 619, independent conditional: 0, independent unconditional: 619, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6097, independent: 4701, independent conditional: 4082, independent unconditional: 619, dependent: 1396, dependent conditional: 1383, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4757, independent: 4701, independent conditional: 4082, independent unconditional: 619, dependent: 56, dependent conditional: 43, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4757, independent: 4701, independent conditional: 4082, independent unconditional: 619, dependent: 56, dependent conditional: 43, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5143, independent: 4701, independent conditional: 27, independent unconditional: 4674, dependent: 442, dependent conditional: 359, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5143, independent: 4701, independent conditional: 27, independent unconditional: 4674, dependent: 442, dependent conditional: 359, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5143, independent: 4701, independent conditional: 27, independent unconditional: 4674, dependent: 442, dependent conditional: 359, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 686, independent: 634, independent conditional: 15, independent unconditional: 619, dependent: 52, dependent conditional: 39, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 686, independent: 480, independent conditional: 0, independent unconditional: 480, dependent: 206, dependent conditional: 0, dependent unconditional: 206, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 206, independent: 154, independent conditional: 15, independent unconditional: 139, dependent: 52, dependent conditional: 39, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 206, independent: 154, independent conditional: 15, independent unconditional: 139, dependent: 52, dependent conditional: 39, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 382, independent: 286, independent conditional: 37, independent unconditional: 249, dependent: 96, dependent conditional: 77, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5143, independent: 4067, independent conditional: 12, independent unconditional: 4055, dependent: 390, dependent conditional: 320, dependent unconditional: 70, unknown: 686, unknown conditional: 54, unknown unconditional: 632] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 634, Positive conditional cache size: 15, Positive unconditional cache size: 619, Negative cache size: 52, Negative conditional cache size: 39, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 10, Independence queries for same thread: 1340 - PositiveResult [Line: 765]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 769]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 771]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 737]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 740]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 743]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 745]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 722]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 725]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 728]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 730]: 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: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 60 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 2.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 43, 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, 1.4s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 119 ConstructedInterpolants, 0 QuantifiedInterpolants, 934 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: P1Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 60 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 26, 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, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 558 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P0Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 60 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 3, 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: 55, 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, 0.0s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 1360 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 11 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-23 19:35:17,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2024-08-23 19:35:17,950 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 19:35:18,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-08-23 19:35:18,350 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE