./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/protection-ghost/safe029_power.oepc_pso.oepc_rmo.oepc.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/safe029_power.oepc_pso.oepc_rmo.oepc.i ./goblint.2024-08-08_07-59-58.files/protection-ghost/safe029_power.oepc_pso.oepc_rmo.oepc.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 15:35:43,591 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 15:35:43,648 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 15:35:43,654 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 15:35:43,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 15:35:43,679 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 15:35:43,680 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 15:35:43,681 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 15:35:43,681 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 15:35:43,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 15:35:43,683 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 15:35:43,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 15:35:43,684 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 15:35:43,686 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 15:35:43,686 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 15:35:43,687 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 15:35:43,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 15:35:43,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 15:35:43,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 15:35:43,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 15:35:43,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 15:35:43,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 15:35:43,688 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 15:35:43,689 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 15:35:43,689 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 15:35:43,689 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 15:35:43,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 15:35:43,690 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 15:35:43,690 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 15:35:43,690 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 15:35:43,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 15:35:43,690 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 15:35:43,691 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 15:35:43,691 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 15:35:43,691 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 15:35:43,691 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 15:35:43,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 15:35:43,691 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 15:35:43,692 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 15:35:43,692 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 15:35:43,692 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 15:35:43,694 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 15:35:43,694 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-23 15:35:43,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 15:35:43,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 15:35:43,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 15:35:43,937 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 15:35:43,941 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 15:35:43,942 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-ghost/safe029_power.oepc_pso.oepc_rmo.oepc.yml/witness.yml [2024-08-23 15:35:44,079 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 15:35:44,079 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 15:35:44,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i [2024-08-23 15:35:45,404 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 15:35:45,609 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 15:35:45,609 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i [2024-08-23 15:35:45,624 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/826b2b35c/311e5436ec4b4e23b1edf35cd3fa112e/FLAG7b6e444f0 [2024-08-23 15:35:45,636 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/826b2b35c/311e5436ec4b4e23b1edf35cd3fa112e [2024-08-23 15:35:45,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 15:35:45,638 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 15:35:45,639 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 15:35:45,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 15:35:45,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 15:35:45,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 03:35:44" (1/2) ... [2024-08-23 15:35:45,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29b55d1d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 03:35:45, skipping insertion in model container [2024-08-23 15:35:45,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 03:35:44" (1/2) ... [2024-08-23 15:35:45,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@820a1e0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 03:35:45, skipping insertion in model container [2024-08-23 15:35:45,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 03:35:45" (2/2) ... [2024-08-23 15:35:45,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29b55d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:45, skipping insertion in model container [2024-08-23 15:35:45,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 03:35:45" (2/2) ... [2024-08-23 15:35:45,647 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 15:35:45,704 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 15:35:45,705 INFO L97 edCorrectnessWitness]: Location invariant before [L794-L794] ((((((((((((! multithreaded || y$read_delayed_var == 0) && (! multithreaded || y$read_delayed == (_Bool)0)) && (! multithreaded || (y$w_buff1 == 0 || y$w_buff1 == 2))) && (! multithreaded || y$flush_delayed == (_Bool)0)) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || ((x == 0 || x == 1) || x == 2))) && (! multithreaded || y$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || y$r_buff1_thd2 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || (y$w_buff0 == 0 || y$w_buff0 == 2))) && (! multithreaded || y$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2))) && (! multithreaded || y$r_buff0_thd2 == (_Bool)0) [2024-08-23 15:35:45,706 INFO L97 edCorrectnessWitness]: Location invariant before [L793-L793] ((((((((((((! multithreaded || y$read_delayed_var == 0) && (! multithreaded || y$read_delayed == (_Bool)0)) && (! multithreaded || (y$w_buff1 == 0 || y$w_buff1 == 2))) && (! multithreaded || y$flush_delayed == (_Bool)0)) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || ((x == 0 || x == 1) || x == 2))) && (! multithreaded || y$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || y$r_buff1_thd2 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || (y$w_buff0 == 0 || y$w_buff0 == 2))) && (! multithreaded || y$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || ((y$mem_tmp == 0 || y$mem_tmp == 1) || y$mem_tmp == 2))) && (! multithreaded || y$r_buff0_thd2 == (_Bool)0) [2024-08-23 15:35:45,706 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-23 15:35:45,706 INFO L106 edCorrectnessWitness]: ghost_update [L791-L791] multithreaded = 1; [2024-08-23 15:35:45,769 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 15:35:46,048 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 15:35:46,063 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-23 15:35:46,181 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 15:35:46,209 INFO L206 MainTranslator]: Completed translation [2024-08-23 15:35:46,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46 WrapperNode [2024-08-23 15:35:46,210 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 15:35:46,211 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-23 15:35:46,211 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-23 15:35:46,211 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-23 15:35:46,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46" (1/1) ... [2024-08-23 15:35:46,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46" (1/1) ... [2024-08-23 15:35:46,253 INFO L138 Inliner]: procedures = 174, calls = 34, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 130 [2024-08-23 15:35:46,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-23 15:35:46,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-23 15:35:46,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-23 15:35:46,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-23 15:35:46,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46" (1/1) ... [2024-08-23 15:35:46,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46" (1/1) ... [2024-08-23 15:35:46,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46" (1/1) ... [2024-08-23 15:35:46,264 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46" (1/1) ... [2024-08-23 15:35:46,272 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46" (1/1) ... [2024-08-23 15:35:46,273 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46" (1/1) ... [2024-08-23 15:35:46,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46" (1/1) ... [2024-08-23 15:35:46,276 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46" (1/1) ... [2024-08-23 15:35:46,278 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-23 15:35:46,278 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-23 15:35:46,279 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-23 15:35:46,279 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-23 15:35:46,279 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46" (1/1) ... [2024-08-23 15:35:46,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 15:35:46,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 15:35:46,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-23 15:35:46,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-23 15:35:46,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-23 15:35:46,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-23 15:35:46,356 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-23 15:35:46,357 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-23 15:35:46,358 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-23 15:35:46,358 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-23 15:35:46,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-23 15:35:46,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-23 15:35:46,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-23 15:35:46,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-23 15:35:46,360 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-23 15:35:46,471 INFO L243 CfgBuilder]: Building ICFG [2024-08-23 15:35:46,475 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-23 15:35:46,695 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-23 15:35:46,695 INFO L292 CfgBuilder]: Performing block encoding [2024-08-23 15:35:46,828 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-23 15:35:46,828 INFO L319 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-23 15:35:46,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 03:35:46 BoogieIcfgContainer [2024-08-23 15:35:46,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-23 15:35:46,830 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-23 15:35:46,830 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-23 15:35:46,834 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-23 15:35:46,834 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 03:35:44" (1/4) ... [2024-08-23 15:35:46,835 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683d7c24 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 03:35:46, skipping insertion in model container [2024-08-23 15:35:46,836 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 03:35:45" (2/4) ... [2024-08-23 15:35:46,836 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683d7c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 03:35:46, skipping insertion in model container [2024-08-23 15:35:46,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:35:46" (3/4) ... [2024-08-23 15:35:46,837 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683d7c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 03:35:46, skipping insertion in model container [2024-08-23 15:35:46,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 03:35:46" (4/4) ... [2024-08-23 15:35:46,838 INFO L112 eAbstractionObserver]: Analyzing ICFG safe029_power.oepc_pso.oepc_rmo.oepc.i [2024-08-23 15:35:46,853 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-23 15:35:46,853 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-08-23 15:35:46,854 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-23 15:35:46,891 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-23 15:35:46,924 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 15:35:46,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 15:35:46,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 15:35:46,929 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 15:35:46,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-23 15:35:46,959 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 15:35:46,968 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-23 15:35:46,973 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;@20c857c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 15:35:46,973 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-23 15:35:47,045 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 15:35:47,048 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 15:35:47,049 INFO L85 PathProgramCache]: Analyzing trace with hash 321409156, now seen corresponding path program 1 times [2024-08-23 15:35:47,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 15:35:47,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166414105] [2024-08-23 15:35:47,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 15:35:47,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 15:35:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 15:35:47,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 15:35:47,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 15:35:47,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166414105] [2024-08-23 15:35:47,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166414105] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 15:35:47,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 15:35:47,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-23 15:35:47,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825308935] [2024-08-23 15:35:47,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 15:35:47,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 15:35:47,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 15:35:47,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 15:35:47,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 15:35:47,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 15:35:47,668 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 15:35:47,669 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) [2024-08-23 15:35:47,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 15:35:47,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 15:35:47,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-23 15:35:47,792 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 15:35:47,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 15:35:47,793 INFO L85 PathProgramCache]: Analyzing trace with hash -712575722, now seen corresponding path program 1 times [2024-08-23 15:35:47,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 15:35:47,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404528540] [2024-08-23 15:35:47,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 15:35:47,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 15:35:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 15:35:48,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 15:35:48,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 15:35:48,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404528540] [2024-08-23 15:35:48,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404528540] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 15:35:48,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 15:35:48,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-23 15:35:48,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613010560] [2024-08-23 15:35:48,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 15:35:48,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-23 15:35:48,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 15:35:48,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-23 15:35:48,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-08-23 15:35:48,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 15:35:48,856 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 15:35:48,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 15:35:48,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 15:35:48,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 15:35:49,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 15:35:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 15:35:49,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-23 15:35:49,225 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 15:35:49,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 15:35:49,226 INFO L85 PathProgramCache]: Analyzing trace with hash 517624212, now seen corresponding path program 1 times [2024-08-23 15:35:49,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 15:35:49,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505212872] [2024-08-23 15:35:49,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 15:35:49,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 15:35:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 15:35:49,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 15:35:49,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 15:35:49,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505212872] [2024-08-23 15:35:49,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505212872] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 15:35:49,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 15:35:49,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-23 15:35:49,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37641385] [2024-08-23 15:35:49,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 15:35:49,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 15:35:49,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 15:35:49,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 15:35:49,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-08-23 15:35:49,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 15:35:49,524 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 15:35:49,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 15:35:49,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 15:35:49,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 15:35:49,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 15:35:49,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 15:35:49,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 15:35:49,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 15:35:49,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-23 15:35:49,732 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 15:35:49,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 15:35:49,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1734201547, now seen corresponding path program 1 times [2024-08-23 15:35:49,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 15:35:49,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630107792] [2024-08-23 15:35:49,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 15:35:49,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 15:35:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 15:35:50,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 15:35:50,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 15:35:50,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630107792] [2024-08-23 15:35:50,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630107792] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 15:35:50,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 15:35:50,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-23 15:35:50,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278138523] [2024-08-23 15:35:50,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 15:35:50,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-23 15:35:50,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 15:35:50,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-23 15:35:50,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-08-23 15:35:50,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 15:35:50,604 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 15:35:50,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 15:35:50,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 15:35:50,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 15:35:50,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 15:35:50,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 15:35:50,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 15:35:50,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 15:35:50,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 15:35:51,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 15:35:51,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-23 15:35:51,000 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-23 15:35:51,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 15:35:51,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1448250573, now seen corresponding path program 1 times [2024-08-23 15:35:51,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 15:35:51,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838585889] [2024-08-23 15:35:51,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 15:35:51,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 15:35:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 15:35:51,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 15:35:51,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 15:35:51,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838585889] [2024-08-23 15:35:51,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838585889] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 15:35:51,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 15:35:51,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-23 15:35:51,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147814024] [2024-08-23 15:35:51,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 15:35:51,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-23 15:35:51,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 15:35:51,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-23 15:35:51,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-08-23 15:35:51,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 15:35:51,377 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 15:35:51,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 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) [2024-08-23 15:35:51,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 15:35:51,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-23 15:35:51,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 15:35:51,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 15:35:51,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 15:35:51,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 15:35:51,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-23 15:35:51,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 15:35:51,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 15:35:51,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 15:35:51,673 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-23 15:35:51,673 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-23 15:35:51,673 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-08-23 15:35:51,673 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-08-23 15:35:51,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-23 15:35:51,678 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-08-23 15:35:51,680 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-23 15:35:51,680 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-23 15:35:51,681 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-08-23 15:35:51,682 INFO L508 ceAbstractionStarter]: WitnessConsidered=2 [2024-08-23 15:35:51,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 03:35:51 BasicIcfg [2024-08-23 15:35:51,682 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-23 15:35:51,683 INFO L158 Benchmark]: Toolchain (without parser) took 6044.94ms. Allocated memory was 167.8MB in the beginning and 314.6MB in the end (delta: 146.8MB). Free memory was 88.4MB in the beginning and 175.7MB in the end (delta: -87.3MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2024-08-23 15:35:51,683 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 167.8MB. Free memory was 121.6MB in the beginning and 121.3MB in the end (delta: 243.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 15:35:51,683 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 167.8MB. Free memory was 136.2MB in the beginning and 135.9MB in the end (delta: 226.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 15:35:51,684 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.59ms. Allocated memory was 167.8MB in the beginning and 232.8MB in the end (delta: 65.0MB). Free memory was 88.2MB in the beginning and 178.6MB in the end (delta: -90.4MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-08-23 15:35:51,684 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.06ms. Allocated memory is still 232.8MB. Free memory was 178.6MB in the beginning and 175.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 15:35:51,684 INFO L158 Benchmark]: Boogie Preprocessor took 23.88ms. Allocated memory is still 232.8MB. Free memory was 175.6MB in the beginning and 174.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 15:35:51,684 INFO L158 Benchmark]: RCFGBuilder took 550.13ms. Allocated memory is still 232.8MB. Free memory was 174.5MB in the beginning and 126.3MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-08-23 15:35:51,685 INFO L158 Benchmark]: TraceAbstraction took 4852.30ms. Allocated memory was 232.8MB in the beginning and 314.6MB in the end (delta: 81.8MB). Free memory was 126.3MB in the beginning and 175.7MB in the end (delta: -49.4MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2024-08-23 15:35:51,686 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.20ms. Allocated memory is still 167.8MB. Free memory was 121.6MB in the beginning and 121.3MB in the end (delta: 243.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 167.8MB. Free memory was 136.2MB in the beginning and 135.9MB in the end (delta: 226.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.59ms. Allocated memory was 167.8MB in the beginning and 232.8MB in the end (delta: 65.0MB). Free memory was 88.2MB in the beginning and 178.6MB in the end (delta: -90.4MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.06ms. Allocated memory is still 232.8MB. Free memory was 178.6MB in the beginning and 175.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.88ms. Allocated memory is still 232.8MB. Free memory was 175.6MB in the beginning and 174.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 550.13ms. Allocated memory is still 232.8MB. Free memory was 174.5MB in the beginning and 126.3MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4852.30ms. Allocated memory was 232.8MB in the beginning and 314.6MB in the end (delta: 81.8MB). Free memory was 126.3MB in the beginning and 175.7MB in the end (delta: -49.4MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1199, independent: 1049, independent conditional: 849, independent unconditional: 200, dependent: 150, dependent conditional: 117, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1190, independent: 1049, independent conditional: 849, independent unconditional: 200, dependent: 141, dependent conditional: 108, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1190, independent: 1049, independent conditional: 849, independent unconditional: 200, dependent: 141, dependent conditional: 108, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1408, independent: 1049, independent conditional: 78, independent unconditional: 971, dependent: 359, dependent conditional: 140, dependent unconditional: 219, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1408, independent: 1049, independent conditional: 78, independent unconditional: 971, dependent: 359, dependent conditional: 65, dependent unconditional: 294, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1408, independent: 1049, independent conditional: 78, independent unconditional: 971, dependent: 359, dependent conditional: 65, dependent unconditional: 294, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 268, independent: 217, independent conditional: 17, independent unconditional: 200, dependent: 51, dependent conditional: 18, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 268, independent: 181, independent conditional: 0, independent unconditional: 181, dependent: 87, dependent conditional: 0, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 87, independent: 36, independent conditional: 17, independent unconditional: 19, dependent: 51, dependent conditional: 18, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 87, independent: 36, independent conditional: 17, independent unconditional: 19, dependent: 51, dependent conditional: 18, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 397, independent: 173, independent conditional: 77, independent unconditional: 96, dependent: 223, dependent conditional: 67, dependent unconditional: 156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1408, independent: 832, independent conditional: 61, independent unconditional: 771, dependent: 308, dependent conditional: 47, dependent unconditional: 261, unknown: 268, unknown conditional: 35, unknown unconditional: 233] , Statistics on independence cache: Total cache size (in pairs): 268, Positive cache size: 217, Positive conditional cache size: 17, Positive unconditional cache size: 200, Negative cache size: 51, Negative conditional cache size: 18, Negative unconditional cache size: 33, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 75, Maximal queried relation: 3, Independence queries for same thread: 9 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 79, Number of trivial persistent sets: 54, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 233, independent: 200, independent conditional: 0, independent unconditional: 200, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1199, independent: 1049, independent conditional: 849, independent unconditional: 200, dependent: 150, dependent conditional: 117, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1190, independent: 1049, independent conditional: 849, independent unconditional: 200, dependent: 141, dependent conditional: 108, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1190, independent: 1049, independent conditional: 849, independent unconditional: 200, dependent: 141, dependent conditional: 108, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1408, independent: 1049, independent conditional: 78, independent unconditional: 971, dependent: 359, dependent conditional: 140, dependent unconditional: 219, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1408, independent: 1049, independent conditional: 78, independent unconditional: 971, dependent: 359, dependent conditional: 65, dependent unconditional: 294, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1408, independent: 1049, independent conditional: 78, independent unconditional: 971, dependent: 359, dependent conditional: 65, dependent unconditional: 294, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 268, independent: 217, independent conditional: 17, independent unconditional: 200, dependent: 51, dependent conditional: 18, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 268, independent: 181, independent conditional: 0, independent unconditional: 181, dependent: 87, dependent conditional: 0, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 87, independent: 36, independent conditional: 17, independent unconditional: 19, dependent: 51, dependent conditional: 18, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 87, independent: 36, independent conditional: 17, independent unconditional: 19, dependent: 51, dependent conditional: 18, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 397, independent: 173, independent conditional: 77, independent unconditional: 96, dependent: 223, dependent conditional: 67, dependent unconditional: 156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1408, independent: 832, independent conditional: 61, independent unconditional: 771, dependent: 308, dependent conditional: 47, dependent unconditional: 261, unknown: 268, unknown conditional: 35, unknown unconditional: 233] , Statistics on independence cache: Total cache size (in pairs): 268, Positive cache size: 217, Positive conditional cache size: 17, Positive unconditional cache size: 200, Negative cache size: 51, Negative conditional cache size: 18, Negative unconditional cache size: 33, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 75, Maximal queried relation: 3, Independence queries for same thread: 9 - PositiveResult [Line: 793]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 794]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 46 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.5s, 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: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 59 NumberOfCodeBlocks, 59 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 2464 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-23 15:35:51,709 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-08-23 15:35:51,913 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