./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.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/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-22 22:33:45,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-22 22:33:45,877 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-22 22:33:45,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-22 22:33:45,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-22 22:33:45,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-22 22:33:45,935 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-22 22:33:45,936 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-22 22:33:45,937 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-22 22:33:45,940 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-22 22:33:45,941 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-22 22:33:45,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-22 22:33:45,941 INFO L153 SettingsManager]: * Use SBE=true [2024-08-22 22:33:45,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-22 22:33:45,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-22 22:33:45,942 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-22 22:33:45,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-22 22:33:45,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-22 22:33:45,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-22 22:33:45,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-22 22:33:45,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-22 22:33:45,945 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-22 22:33:45,945 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-22 22:33:45,945 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-22 22:33:45,946 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-22 22:33:45,946 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-22 22:33:45,946 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-22 22:33:45,946 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-22 22:33:45,947 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-22 22:33:45,947 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-22 22:33:45,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-22 22:33:45,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-22 22:33:45,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-22 22:33:45,949 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-22 22:33:45,949 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-22 22:33:45,949 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-22 22:33:45,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-22 22:33:45,950 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-22 22:33:45,950 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-22 22:33:45,950 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-22 22:33:45,950 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-22 22:33:45,951 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-22 22:33:45,951 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-22 22:33:46,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-22 22:33:46,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-22 22:33:46,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-22 22:33:46,298 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-22 22:33:46,299 INFO L274 PluginConnector]: CDTParser initialized [2024-08-22 22:33:46,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-08-22 22:33:47,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-22 22:33:47,881 INFO L384 CDTParser]: Found 1 translation units. [2024-08-22 22:33:47,882 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-08-22 22:33:47,899 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0ae38e6d3/ce4560bb110740f08372f914efcb2084/FLAG3d3d67c37 [2024-08-22 22:33:47,912 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0ae38e6d3/ce4560bb110740f08372f914efcb2084 [2024-08-22 22:33:47,914 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-22 22:33:47,915 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-22 22:33:47,917 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.yml/witness.yml [2024-08-22 22:33:48,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-22 22:33:48,092 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-22 22:33:48,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-22 22:33:48,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-22 22:33:48,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-22 22:33:48,100 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:33:47" (1/2) ... [2024-08-22 22:33:48,100 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fcad2f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:33:48, skipping insertion in model container [2024-08-22 22:33:48,101 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:33:47" (1/2) ... [2024-08-22 22:33:48,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25f5e46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:33:48, skipping insertion in model container [2024-08-22 22:33:48,103 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:33:48" (2/2) ... [2024-08-22 22:33:48,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fcad2f7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48, skipping insertion in model container [2024-08-22 22:33:48,103 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:33:48" (2/2) ... [2024-08-22 22:33:48,103 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-22 22:33:48,150 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-22 22:33:48,152 INFO L97 edCorrectnessWitness]: Location invariant before [L780-L780] ((((((! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || ((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p2_EAX) + (long long )x >= 0LL))) && (! multithreaded || (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || ((((0 <= __unbuffered_cnt && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (x == 0 || x == 1)) && ((y == 0 || y == 1) || y == 2))) [2024-08-22 22:33:48,152 INFO L97 edCorrectnessWitness]: Location invariant before [L781-L781] ((((((! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || ((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p2_EAX) + (long long )x >= 0LL))) && (! multithreaded || (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || ((((0 <= __unbuffered_cnt && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (x == 0 || x == 1)) && ((y == 0 || y == 1) || y == 2))) [2024-08-22 22:33:48,152 INFO L97 edCorrectnessWitness]: Location invariant before [L778-L778] ((((((! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || ((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p2_EAX) + (long long )x >= 0LL))) && (! multithreaded || (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || ((((0 <= __unbuffered_cnt && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1)) && (x == 0 || x == 1)) && ((y == 0 || y == 1) || y == 2))) [2024-08-22 22:33:48,153 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-22 22:33:48,153 INFO L106 edCorrectnessWitness]: ghost_update [L776-L776] multithreaded = 1; [2024-08-22 22:33:48,194 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-22 22:33:48,370 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-08-22 22:33:48,525 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-22 22:33:48,534 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-22 22:33:48,572 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-22 22:33:48,635 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-22 22:33:48,675 INFO L206 MainTranslator]: Completed translation [2024-08-22 22:33:48,676 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48 WrapperNode [2024-08-22 22:33:48,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-22 22:33:48,679 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-22 22:33:48,679 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-22 22:33:48,679 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-22 22:33:48,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48" (1/1) ... [2024-08-22 22:33:48,704 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48" (1/1) ... [2024-08-22 22:33:48,726 INFO L138 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 63 [2024-08-22 22:33:48,727 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-22 22:33:48,727 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-22 22:33:48,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-22 22:33:48,727 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-22 22:33:48,735 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48" (1/1) ... [2024-08-22 22:33:48,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48" (1/1) ... [2024-08-22 22:33:48,738 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48" (1/1) ... [2024-08-22 22:33:48,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48" (1/1) ... [2024-08-22 22:33:48,744 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48" (1/1) ... [2024-08-22 22:33:48,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48" (1/1) ... [2024-08-22 22:33:48,747 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48" (1/1) ... [2024-08-22 22:33:48,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48" (1/1) ... [2024-08-22 22:33:48,750 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-22 22:33:48,751 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-22 22:33:48,751 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-22 22:33:48,751 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-22 22:33:48,752 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48" (1/1) ... [2024-08-22 22:33:48,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-22 22:33:48,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-22 22:33:48,793 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) [2024-08-22 22:33:48,800 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 [2024-08-22 22:33:48,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-22 22:33:48,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-22 22:33:48,857 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-22 22:33:48,857 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-22 22:33:48,858 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-22 22:33:48,858 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-22 22:33:48,858 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-08-22 22:33:48,858 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-08-22 22:33:48,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-22 22:33:48,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-22 22:33:48,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-22 22:33:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-22 22:33:48,860 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-22 22:33:48,977 INFO L243 CfgBuilder]: Building ICFG [2024-08-22 22:33:48,979 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-22 22:33:49,164 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-22 22:33:49,165 INFO L292 CfgBuilder]: Performing block encoding [2024-08-22 22:33:49,241 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-22 22:33:49,242 INFO L319 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-22 22:33:49,242 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:33:49 BoogieIcfgContainer [2024-08-22 22:33:49,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-22 22:33:49,245 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-22 22:33:49,245 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-22 22:33:49,249 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-22 22:33:49,249 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 10:33:47" (1/4) ... [2024-08-22 22:33:49,250 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57f66383 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 10:33:49, skipping insertion in model container [2024-08-22 22:33:49,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:33:48" (2/4) ... [2024-08-22 22:33:49,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57f66383 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.08 10:33:49, skipping insertion in model container [2024-08-22 22:33:49,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:33:48" (3/4) ... [2024-08-22 22:33:49,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57f66383 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.08 10:33:49, skipping insertion in model container [2024-08-22 22:33:49,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:33:49" (4/4) ... [2024-08-22 22:33:49,253 INFO L112 eAbstractionObserver]: Analyzing ICFG safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-08-22 22:33:49,268 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-22 22:33:49,268 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-08-22 22:33:49,268 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-22 22:33:49,317 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-22 22:33:49,367 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-22 22:33:49,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-22 22:33:49,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-22 22:33:49,370 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) [2024-08-22 22:33:49,373 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 [2024-08-22 22:33:49,412 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-22 22:33:49,424 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-22 22:33:49,429 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;@36a4860b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-22 22:33:49,429 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-08-22 22:33:49,542 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:49,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:49,547 INFO L85 PathProgramCache]: Analyzing trace with hash 208181381, now seen corresponding path program 1 times [2024-08-22 22:33:49,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:49,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337578323] [2024-08-22 22:33:49,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:49,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:49,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:49,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:49,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337578323] [2024-08-22 22:33:49,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337578323] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:49,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:49,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-22 22:33:49,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162858980] [2024-08-22 22:33:50,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:50,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-22 22:33:50,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:50,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-22 22:33:50,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-22 22:33:50,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:50,031 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:50,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2024-08-22 22:33:50,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:50,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:50,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-22 22:33:50,126 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:50,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:50,127 INFO L85 PathProgramCache]: Analyzing trace with hash -2140451049, now seen corresponding path program 1 times [2024-08-22 22:33:50,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:50,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214072503] [2024-08-22 22:33:50,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:50,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:50,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:50,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:50,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214072503] [2024-08-22 22:33:50,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214072503] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:50,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:50,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-22 22:33:50,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49455175] [2024-08-22 22:33:50,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:50,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-22 22:33:50,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:50,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-22 22:33:50,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-22 22:33:50,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:50,432 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:50,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2024-08-22 22:33:50,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:50,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:50,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:50,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-22 22:33:50,594 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:50,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:50,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1834197094, now seen corresponding path program 1 times [2024-08-22 22:33:50,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:50,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635980186] [2024-08-22 22:33:50,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:50,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:50,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:50,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:50,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635980186] [2024-08-22 22:33:50,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635980186] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:50,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:50,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-22 22:33:50,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217426184] [2024-08-22 22:33:50,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:50,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-22 22:33:50,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:50,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-22 22:33:50,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-08-22 22:33:50,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:50,931 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:50,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 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) [2024-08-22 22:33:50,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:50,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:50,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:51,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:51,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:51,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:51,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-22 22:33:51,060 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:51,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:51,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1216085653, now seen corresponding path program 1 times [2024-08-22 22:33:51,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:51,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709794054] [2024-08-22 22:33:51,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:51,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:51,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:51,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:51,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709794054] [2024-08-22 22:33:51,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709794054] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:51,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:51,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-22 22:33:51,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003141183] [2024-08-22 22:33:51,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:51,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-22 22:33:51,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:51,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-22 22:33:51,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-22 22:33:51,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:51,224 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:51,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-22 22:33:51,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:51,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:51,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:51,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:51,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:51,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:51,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:51,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:51,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-22 22:33:51,362 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:51,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:51,362 INFO L85 PathProgramCache]: Analyzing trace with hash -562642318, now seen corresponding path program 1 times [2024-08-22 22:33:51,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:51,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269158852] [2024-08-22 22:33:51,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:51,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:51,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:51,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:51,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269158852] [2024-08-22 22:33:51,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269158852] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:51,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:51,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-22 22:33:51,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329096703] [2024-08-22 22:33:51,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:51,522 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-22 22:33:51,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:51,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-22 22:33:51,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-08-22 22:33:51,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:51,523 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:51,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 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) [2024-08-22 22:33:51,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:51,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:51,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:51,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:51,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:51,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:51,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:51,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:51,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:51,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:51,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-22 22:33:51,829 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:51,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:51,830 INFO L85 PathProgramCache]: Analyzing trace with hash 242741604, now seen corresponding path program 1 times [2024-08-22 22:33:51,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:51,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411551863] [2024-08-22 22:33:51,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:51,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:52,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:52,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:52,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411551863] [2024-08-22 22:33:52,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411551863] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:52,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:52,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-22 22:33:52,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037032120] [2024-08-22 22:33:52,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:52,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-22 22:33:52,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:52,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-22 22:33:52,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-08-22 22:33:52,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:52,034 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:52,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2024-08-22 22:33:52,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:52,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:52,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:52,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:52,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:52,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:52,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:52,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-22 22:33:52,330 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:52,331 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:52,331 INFO L85 PathProgramCache]: Analyzing trace with hash -133295319, now seen corresponding path program 1 times [2024-08-22 22:33:52,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:52,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349514537] [2024-08-22 22:33:52,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:52,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:52,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:52,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:52,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349514537] [2024-08-22 22:33:52,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349514537] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:52,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:52,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-22 22:33:52,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529598546] [2024-08-22 22:33:52,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:52,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-22 22:33:52,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:52,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-22 22:33:52,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-08-22 22:33:52,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:52,565 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:52,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 9 states have internal predecessors, (28), 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) [2024-08-22 22:33:52,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:52,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:52,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:52,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:52,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:52,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:52,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:52,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:52,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-22 22:33:52,821 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:52,821 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:52,821 INFO L85 PathProgramCache]: Analyzing trace with hash 917412231, now seen corresponding path program 1 times [2024-08-22 22:33:52,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:52,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606883109] [2024-08-22 22:33:52,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:52,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:52,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:52,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:52,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606883109] [2024-08-22 22:33:52,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606883109] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:52,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:52,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-22 22:33:52,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784409932] [2024-08-22 22:33:52,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:52,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-22 22:33:52,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:52,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-22 22:33:52,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-08-22 22:33:52,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:52,988 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:52,988 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) [2024-08-22 22:33:52,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:52,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:52,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:52,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:52,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:52,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:53,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:53,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:53,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:53,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:53,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:53,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:53,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:53,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:53,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-22 22:33:53,203 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:53,204 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:53,204 INFO L85 PathProgramCache]: Analyzing trace with hash -541678843, now seen corresponding path program 1 times [2024-08-22 22:33:53,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:53,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094695865] [2024-08-22 22:33:53,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:53,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:53,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:53,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:53,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094695865] [2024-08-22 22:33:53,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094695865] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:53,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:53,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-22 22:33:53,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16601507] [2024-08-22 22:33:53,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:53,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-22 22:33:53,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:53,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-22 22:33:53,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-08-22 22:33:53,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:53,336 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:53,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 4 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) [2024-08-22 22:33:53,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:53,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:53,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:53,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:53,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:53,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:53,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:53,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:53,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:53,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:53,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:53,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:53,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:53,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:53,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:53,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:53,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:53,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:53,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-22 22:33:53,627 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:53,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:53,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1104636458, now seen corresponding path program 2 times [2024-08-22 22:33:53,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:53,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795723085] [2024-08-22 22:33:53,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:53,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:53,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:53,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:53,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:53,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795723085] [2024-08-22 22:33:53,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795723085] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:53,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:53,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-22 22:33:53,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861702949] [2024-08-22 22:33:53,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:53,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-22 22:33:53,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:53,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-22 22:33:53,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-08-22 22:33:53,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:53,840 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:53,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 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) [2024-08-22 22:33:53,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:53,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:53,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:53,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:53,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:53,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:53,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:53,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:54,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:54,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-22 22:33:54,098 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:54,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:54,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1160823512, now seen corresponding path program 2 times [2024-08-22 22:33:54,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:54,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470706562] [2024-08-22 22:33:54,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:54,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:54,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:54,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:54,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470706562] [2024-08-22 22:33:54,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470706562] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:54,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:54,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-22 22:33:54,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688462676] [2024-08-22 22:33:54,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:54,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-22 22:33:54,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:54,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-22 22:33:54,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-08-22 22:33:54,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:54,258 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:54,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2024-08-22 22:33:54,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:54,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:54,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:54,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:54,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:54,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-22 22:33:54,486 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:54,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:54,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1259084393, now seen corresponding path program 2 times [2024-08-22 22:33:54,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:54,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91385557] [2024-08-22 22:33:54,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:54,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:54,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:54,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:54,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91385557] [2024-08-22 22:33:54,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91385557] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:54,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:54,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-22 22:33:54,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854010880] [2024-08-22 22:33:54,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:54,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-22 22:33:54,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:54,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-22 22:33:54,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-08-22 22:33:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:54,666 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:54,666 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) [2024-08-22 22:33:54,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:54,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:54,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:54,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:54,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:54,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:54,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:54,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:54,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-08-22 22:33:54,951 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:54,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:54,952 INFO L85 PathProgramCache]: Analyzing trace with hash -983322968, now seen corresponding path program 1 times [2024-08-22 22:33:54,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:54,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096114933] [2024-08-22 22:33:54,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:54,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:54,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:55,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:55,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:55,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096114933] [2024-08-22 22:33:55,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096114933] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:55,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:55,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-22 22:33:55,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283261176] [2024-08-22 22:33:55,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:55,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-22 22:33:55,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:55,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-22 22:33:55,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-22 22:33:55,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:55,099 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:55,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2024-08-22 22:33:55,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:55,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:55,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:55,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:55,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:55,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:55,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:55,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:55,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-08-22 22:33:55,299 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:55,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:55,300 INFO L85 PathProgramCache]: Analyzing trace with hash 894630190, now seen corresponding path program 2 times [2024-08-22 22:33:55,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:55,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861333893] [2024-08-22 22:33:55,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:55,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:55,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:55,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:55,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861333893] [2024-08-22 22:33:55,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861333893] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:55,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:55,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-22 22:33:55,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123369187] [2024-08-22 22:33:55,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:55,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-22 22:33:55,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:55,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-22 22:33:55,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-08-22 22:33:55,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:55,444 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:55,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 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) [2024-08-22 22:33:55,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:55,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:55,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:55,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:55,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:55,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:55,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:55,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:55,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:55,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-08-22 22:33:55,943 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-22 22:33:55,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-22 22:33:55,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1156952480, now seen corresponding path program 3 times [2024-08-22 22:33:55,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-22 22:33:55,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494084409] [2024-08-22 22:33:55,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-22 22:33:55,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-22 22:33:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-22 22:33:56,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-22 22:33:56,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-22 22:33:56,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494084409] [2024-08-22 22:33:56,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494084409] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-22 22:33:56,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-22 22:33:56,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-22 22:33:56,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424191931] [2024-08-22 22:33:56,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-22 22:33:56,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-22 22:33:56,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-22 22:33:56,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-22 22:33:56,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-08-22 22:33:56,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:56,094 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-22 22:33:56,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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) [2024-08-22 22:33:56,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:56,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:56,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:56,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:56,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:56,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:56,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:56,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:56,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:56,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:56,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:56,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:56,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:56,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:56,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-22 22:33:56,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-22 22:33:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-22 22:33:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:56,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-22 22:33:56,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:56,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:56,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:56,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-22 22:33:56,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-22 22:33:56,406 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 7 remaining) [2024-08-22 22:33:56,406 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 7 remaining) [2024-08-22 22:33:56,406 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 7 remaining) [2024-08-22 22:33:56,406 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (3 of 7 remaining) [2024-08-22 22:33:56,406 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-08-22 22:33:56,407 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-08-22 22:33:56,407 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-08-22 22:33:56,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-08-22 22:33:56,414 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2024-08-22 22:33:56,417 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-22 22:33:56,418 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-22 22:33:56,419 INFO L507 ceAbstractionStarter]: Automizer considered 3 witness invariants [2024-08-22 22:33:56,420 INFO L508 ceAbstractionStarter]: WitnessConsidered=3 [2024-08-22 22:33:56,421 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 10:33:56 BasicIcfg [2024-08-22 22:33:56,421 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-22 22:33:56,421 INFO L158 Benchmark]: Toolchain (without parser) took 8329.92ms. Allocated memory was 178.3MB in the beginning and 289.4MB in the end (delta: 111.1MB). Free memory was 147.7MB in the beginning and 133.6MB in the end (delta: 14.1MB). Peak memory consumption was 126.0MB. Max. memory is 16.1GB. [2024-08-22 22:33:56,422 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 178.3MB. Free memory is still 142.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-22 22:33:56,422 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 178.3MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-22 22:33:56,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 582.80ms. Allocated memory is still 178.3MB. Free memory was 147.7MB in the beginning and 119.2MB in the end (delta: 28.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-08-22 22:33:56,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.90ms. Allocated memory is still 178.3MB. Free memory was 119.2MB in the beginning and 117.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-22 22:33:56,423 INFO L158 Benchmark]: Boogie Preprocessor took 23.04ms. Allocated memory is still 178.3MB. Free memory was 117.1MB in the beginning and 115.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-22 22:33:56,423 INFO L158 Benchmark]: RCFGBuilder took 491.71ms. Allocated memory is still 178.3MB. Free memory was 115.0MB in the beginning and 122.6MB in the end (delta: -7.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-22 22:33:56,423 INFO L158 Benchmark]: TraceAbstraction took 7176.62ms. Allocated memory was 178.3MB in the beginning and 289.4MB in the end (delta: 111.1MB). Free memory was 121.5MB in the beginning and 133.6MB in the end (delta: -12.1MB). Peak memory consumption was 101.1MB. Max. memory is 16.1GB. [2024-08-22 22:33:56,424 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 178.3MB. Free memory is still 142.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 178.3MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 582.80ms. Allocated memory is still 178.3MB. Free memory was 147.7MB in the beginning and 119.2MB in the end (delta: 28.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.90ms. Allocated memory is still 178.3MB. Free memory was 119.2MB in the beginning and 117.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.04ms. Allocated memory is still 178.3MB. Free memory was 117.1MB in the beginning and 115.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 491.71ms. Allocated memory is still 178.3MB. Free memory was 115.0MB in the beginning and 122.6MB in the end (delta: -7.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 7176.62ms. Allocated memory was 178.3MB in the beginning and 289.4MB in the end (delta: 111.1MB). Free memory was 121.5MB in the beginning and 133.6MB in the end (delta: -12.1MB). Peak memory consumption was 101.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 32822, independent: 31562, independent conditional: 30793, independent unconditional: 769, dependent: 1260, dependent conditional: 1206, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32105, independent: 31562, independent conditional: 30793, independent unconditional: 769, dependent: 543, dependent conditional: 489, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 32105, independent: 31562, independent conditional: 30793, independent unconditional: 769, dependent: 543, dependent conditional: 489, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39434, independent: 31562, independent conditional: 2036, independent unconditional: 29526, dependent: 7872, dependent conditional: 5293, dependent unconditional: 2579, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 39434, independent: 31562, independent conditional: 2036, independent unconditional: 29526, dependent: 7872, dependent conditional: 2738, dependent unconditional: 5134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 39434, independent: 31562, independent conditional: 2036, independent unconditional: 29526, dependent: 7872, dependent conditional: 2738, dependent unconditional: 5134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1046, independent: 876, independent conditional: 100, independent unconditional: 776, dependent: 170, dependent conditional: 116, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1046, independent: 742, independent conditional: 0, independent unconditional: 742, dependent: 304, dependent conditional: 0, dependent unconditional: 304, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 304, independent: 134, independent conditional: 100, independent unconditional: 34, dependent: 170, dependent conditional: 116, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 304, independent: 134, independent conditional: 100, independent unconditional: 34, dependent: 170, dependent conditional: 116, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 840, independent: 397, independent conditional: 242, independent unconditional: 154, dependent: 443, dependent conditional: 294, dependent unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 39434, independent: 30686, independent conditional: 1936, independent unconditional: 28750, dependent: 7702, dependent conditional: 2622, dependent unconditional: 5080, unknown: 1046, unknown conditional: 216, unknown unconditional: 830] , Statistics on independence cache: Total cache size (in pairs): 1046, Positive cache size: 876, Positive conditional cache size: 100, Positive unconditional cache size: 776, Negative cache size: 170, Negative conditional cache size: 116, Negative unconditional cache size: 54, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2555, Maximal queried relation: 14, Independence queries for same thread: 717 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 975, Number of trivial persistent sets: 634, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 823, independent: 769, independent conditional: 0, independent unconditional: 769, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 32822, independent: 31562, independent conditional: 30793, independent unconditional: 769, dependent: 1260, dependent conditional: 1206, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32105, independent: 31562, independent conditional: 30793, independent unconditional: 769, dependent: 543, dependent conditional: 489, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 32105, independent: 31562, independent conditional: 30793, independent unconditional: 769, dependent: 543, dependent conditional: 489, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39434, independent: 31562, independent conditional: 2036, independent unconditional: 29526, dependent: 7872, dependent conditional: 5293, dependent unconditional: 2579, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 39434, independent: 31562, independent conditional: 2036, independent unconditional: 29526, dependent: 7872, dependent conditional: 2738, dependent unconditional: 5134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 39434, independent: 31562, independent conditional: 2036, independent unconditional: 29526, dependent: 7872, dependent conditional: 2738, dependent unconditional: 5134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1046, independent: 876, independent conditional: 100, independent unconditional: 776, dependent: 170, dependent conditional: 116, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1046, independent: 742, independent conditional: 0, independent unconditional: 742, dependent: 304, dependent conditional: 0, dependent unconditional: 304, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 304, independent: 134, independent conditional: 100, independent unconditional: 34, dependent: 170, dependent conditional: 116, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 304, independent: 134, independent conditional: 100, independent unconditional: 34, dependent: 170, dependent conditional: 116, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 840, independent: 397, independent conditional: 242, independent unconditional: 154, dependent: 443, dependent conditional: 294, dependent unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 39434, independent: 30686, independent conditional: 1936, independent unconditional: 28750, dependent: 7702, dependent conditional: 2622, dependent unconditional: 5080, unknown: 1046, unknown conditional: 216, unknown unconditional: 830] , Statistics on independence cache: Total cache size (in pairs): 1046, Positive cache size: 876, Positive conditional cache size: 100, Positive unconditional cache size: 776, Negative cache size: 170, Negative conditional cache size: 116, Negative unconditional cache size: 54, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2555, Maximal queried relation: 14, Independence queries for same thread: 717 - PositiveResult [Line: 778]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 780]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 781]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 69 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 7.0s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 3.7s, 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: 87, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 334 NumberOfCodeBlocks, 334 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 319 ConstructedInterpolants, 0 QuantifiedInterpolants, 2640 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 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 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-22 22:33:56,454 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-08-22 22:33:56,651 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