./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-08_07-59-58.files/protection-ghost/safe002_power.opt_pso.oepc_pso.opt_rmo.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/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i ./goblint.2024-08-08_07-59-58.files/protection-ghost/safe002_power.opt_pso.oepc_pso.opt_rmo.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 [2024-08-23 12:45:17,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 12:45:17,184 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 12:45:17,189 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 12:45:17,190 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 12:45:17,213 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 12:45:17,214 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 12:45:17,214 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 12:45:17,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 12:45:17,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 12:45:17,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 12:45:17,217 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 12:45:17,217 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 12:45:17,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 12:45:17,217 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 12:45:17,217 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 12:45:17,218 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 12:45:17,218 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 12:45:17,221 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 12:45:17,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 12:45:17,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 12:45:17,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 12:45:17,222 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 12:45:17,222 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 12:45:17,222 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 12:45:17,222 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 12:45:17,223 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 12:45:17,223 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 12:45:17,223 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 12:45:17,223 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 12:45:17,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 12:45:17,223 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 12:45:17,224 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 12:45:17,224 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 12:45:17,224 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 12:45:17,224 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 12:45:17,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 12:45:17,224 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 12:45:17,224 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 12:45:17,225 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 12:45:17,225 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 12:45:17,226 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 12:45:17,226 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-23 12:45:17,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 12:45:17,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 12:45:17,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 12:45:17,436 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 12:45:17,436 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 12:45:17,437 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-08-23 12:45:18,664 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 12:45:18,855 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 12:45:18,855 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-08-23 12:45:18,866 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/82fbcd6fb/6eac7845c55e4929a37413ed85d6a1bd/FLAG4eb750fd4 [2024-08-23 12:45:18,879 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/82fbcd6fb/6eac7845c55e4929a37413ed85d6a1bd [2024-08-23 12:45:18,881 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 12:45:18,885 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 12:45:18,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-ghost/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.yml/witness.yml [2024-08-23 12:45:19,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 12:45:19,039 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 12:45:19,040 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 12:45:19,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 12:45:19,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 12:45:19,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 12:45:18" (1/2) ... [2024-08-23 12:45:19,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16be1650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:45:19, skipping insertion in model container [2024-08-23 12:45:19,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 12:45:18" (1/2) ... [2024-08-23 12:45:19,047 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21239c12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:45:19, skipping insertion in model container [2024-08-23 12:45:19,047 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 12:45:19" (2/2) ... [2024-08-23 12:45:19,047 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16be1650 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19, skipping insertion in model container [2024-08-23 12:45:19,047 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 12:45:19" (2/2) ... [2024-08-23 12:45:19,048 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 12:45:19,117 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 12:45:19,118 INFO L97 edCorrectnessWitness]: Location invariant before [L832-L832] (((((((((((((((((! multithreaded || x$r_buff0_thd3 == (_Bool)0) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || x$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || x$flush_delayed == (_Bool)0)) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || x$r_buff1_thd3 == (_Bool)0)) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 1))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1))) && (! multithreaded || (x$mem_tmp == 0 || x$mem_tmp == 1))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2))) && (! multithreaded || ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2))) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 1)) [2024-08-23 12:45:19,118 INFO L97 edCorrectnessWitness]: Location invariant before [L835-L835] (((((((((((((((((! multithreaded || x$r_buff0_thd3 == (_Bool)0) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || x$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || x$flush_delayed == (_Bool)0)) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || x$r_buff1_thd3 == (_Bool)0)) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 1))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1))) && (! multithreaded || (x$mem_tmp == 0 || x$mem_tmp == 1))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2))) && (! multithreaded || ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2))) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 1)) [2024-08-23 12:45:19,118 INFO L97 edCorrectnessWitness]: Location invariant before [L834-L834] (((((((((((((((((! multithreaded || x$r_buff0_thd3 == (_Bool)0) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || x$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || x$flush_delayed == (_Bool)0)) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || x$r_buff1_thd3 == (_Bool)0)) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 1))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1))) && (! multithreaded || (x$mem_tmp == 0 || x$mem_tmp == 1))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1) || __unbuffered_p0_EAX == 2))) && (! multithreaded || ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2))) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 1)) [2024-08-23 12:45:19,118 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-23 12:45:19,118 INFO L106 edCorrectnessWitness]: ghost_update [L830-L830] multithreaded = 1; [2024-08-23 12:45:19,152 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 12:45:19,345 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/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i[1019,1032] [2024-08-23 12:45:19,519 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 12:45:19,530 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-23 12:45:19,556 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/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i[1019,1032] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-23 12:45:19,603 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 12:45:19,630 INFO L206 MainTranslator]: Completed translation [2024-08-23 12:45:19,630 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19 WrapperNode [2024-08-23 12:45:19,630 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 12:45:19,631 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-23 12:45:19,631 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-23 12:45:19,631 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-23 12:45:19,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19" (1/1) ... [2024-08-23 12:45:19,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19" (1/1) ... [2024-08-23 12:45:19,682 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 121 [2024-08-23 12:45:19,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-23 12:45:19,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-23 12:45:19,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-23 12:45:19,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-23 12:45:19,694 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19" (1/1) ... [2024-08-23 12:45:19,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19" (1/1) ... [2024-08-23 12:45:19,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19" (1/1) ... [2024-08-23 12:45:19,699 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19" (1/1) ... [2024-08-23 12:45:19,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19" (1/1) ... [2024-08-23 12:45:19,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19" (1/1) ... [2024-08-23 12:45:19,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19" (1/1) ... [2024-08-23 12:45:19,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19" (1/1) ... [2024-08-23 12:45:19,721 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-23 12:45:19,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-23 12:45:19,726 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-23 12:45:19,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-23 12:45:19,726 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19" (1/1) ... [2024-08-23 12:45:19,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 12:45:19,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 12:45:19,753 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 12:45:19,756 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 12:45:19,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-23 12:45:19,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-23 12:45:19,785 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-23 12:45:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-23 12:45:19,786 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-23 12:45:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-23 12:45:19,786 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-08-23 12:45:19,786 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-08-23 12:45:19,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-23 12:45:19,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-23 12:45:19,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-23 12:45:19,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-23 12:45:19,788 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 12:45:19,895 INFO L243 CfgBuilder]: Building ICFG [2024-08-23 12:45:19,897 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-23 12:45:20,137 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-23 12:45:20,137 INFO L292 CfgBuilder]: Performing block encoding [2024-08-23 12:45:20,277 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-23 12:45:20,277 INFO L319 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-23 12:45:20,277 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 12:45:20 BoogieIcfgContainer [2024-08-23 12:45:20,277 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-23 12:45:20,279 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-23 12:45:20,280 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-23 12:45:20,283 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-23 12:45:20,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 12:45:18" (1/4) ... [2024-08-23 12:45:20,283 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27c1c0cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 12:45:20, skipping insertion in model container [2024-08-23 12:45:20,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 12:45:19" (2/4) ... [2024-08-23 12:45:20,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27c1c0cc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 12:45:20, skipping insertion in model container [2024-08-23 12:45:20,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 12:45:19" (3/4) ... [2024-08-23 12:45:20,285 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27c1c0cc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 12:45:20, skipping insertion in model container [2024-08-23 12:45:20,285 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 12:45:20" (4/4) ... [2024-08-23 12:45:20,285 INFO L112 eAbstractionObserver]: Analyzing ICFG safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-08-23 12:45:20,298 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-23 12:45:20,298 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2024-08-23 12:45:20,298 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-23 12:45:20,337 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-23 12:45:20,368 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 12:45:20,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 12:45:20,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 12:45:20,370 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) [2024-08-23 12:45:20,372 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 12:45:20,394 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 12:45:20,402 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-23 12:45:20,407 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;@5a586428, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 12:45:20,407 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-08-23 12:45:20,490 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 12:45:20,493 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:20,493 INFO L85 PathProgramCache]: Analyzing trace with hash 345034173, now seen corresponding path program 1 times [2024-08-23 12:45:20,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:20,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070881138] [2024-08-23 12:45:20,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:20,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:21,382 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 12:45:21,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:21,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070881138] [2024-08-23 12:45:21,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070881138] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:21,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:21,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-23 12:45:21,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382608237] [2024-08-23 12:45:21,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:21,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 12:45:21,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:21,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 12:45:21,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 12:45:21,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:21,414 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:21,415 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 12:45:21,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:21,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:21,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-23 12:45:21,489 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 12:45:21,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:21,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1871826549, now seen corresponding path program 1 times [2024-08-23 12:45:21,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:21,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714804048] [2024-08-23 12:45:21,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:21,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:21,561 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 12:45:21,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:21,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714804048] [2024-08-23 12:45:21,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714804048] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:21,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:21,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 12:45:21,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522804697] [2024-08-23 12:45:21,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:21,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 12:45:21,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:21,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 12:45:21,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 12:45:21,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:21,566 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:21,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 12:45:21,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:21,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:21,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:21,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-23 12:45:21,655 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 12:45:21,656 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:21,656 INFO L85 PathProgramCache]: Analyzing trace with hash -396614152, now seen corresponding path program 1 times [2024-08-23 12:45:21,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:21,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796037749] [2024-08-23 12:45:21,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:21,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:23,061 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 12:45:23,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:23,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796037749] [2024-08-23 12:45:23,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796037749] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:23,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:23,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-23 12:45:23,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508496772] [2024-08-23 12:45:23,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:23,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-23 12:45:23,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:23,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-23 12:45:23,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-08-23 12:45:23,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:23,066 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:23,066 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 12:45:23,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:23,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:23,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:23,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:23,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:23,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:23,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-23 12:45:23,302 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 12:45:23,302 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:23,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1420161630, now seen corresponding path program 1 times [2024-08-23 12:45:23,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:23,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504593572] [2024-08-23 12:45:23,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:23,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:24,916 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 12:45:24,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:24,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504593572] [2024-08-23 12:45:24,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504593572] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:24,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:24,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-08-23 12:45:24,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781865631] [2024-08-23 12:45:24,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:24,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-08-23 12:45:24,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:24,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-08-23 12:45:24,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2024-08-23 12:45:24,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:24,919 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:24,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.7692307692307692) internal successors, (23), 13 states have internal predecessors, (23), 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 12:45:24,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:24,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:24,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:24,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:25,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:25,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-23 12:45:25,522 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)] === [2024-08-23 12:45:25,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:25,522 INFO L85 PathProgramCache]: Analyzing trace with hash -830681673, now seen corresponding path program 1 times [2024-08-23 12:45:25,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:25,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912207360] [2024-08-23 12:45:25,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:25,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:25,687 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 12:45:25,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:25,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912207360] [2024-08-23 12:45:25,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912207360] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:25,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:25,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 12:45:25,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323526883] [2024-08-23 12:45:25,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:25,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 12:45:25,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:25,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 12:45:25,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-08-23 12:45:25,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:25,689 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:25,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 5 states have internal predecessors, (30), 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 12:45:25,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:25,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:25,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:25,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:25,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:25,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:25,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:25,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:25,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:25,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:25,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-23 12:45:25,869 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 12:45:25,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:25,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1768548363, now seen corresponding path program 1 times [2024-08-23 12:45:25,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:25,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967368661] [2024-08-23 12:45:25,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:25,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:26,396 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 12:45:26,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:26,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967368661] [2024-08-23 12:45:26,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967368661] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:26,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:26,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-08-23 12:45:26,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237107925] [2024-08-23 12:45:26,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:26,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-08-23 12:45:26,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:26,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-08-23 12:45:26,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-08-23 12:45:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:26,400 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:26,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.6923076923076925) internal successors, (35), 13 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) [2024-08-23 12:45:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:26,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:27,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:27,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:27,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:27,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:27,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:27,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:27,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-23 12:45:27,255 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 12:45:27,255 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:27,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1413172555, now seen corresponding path program 1 times [2024-08-23 12:45:27,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:27,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754847407] [2024-08-23 12:45:27,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:27,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:29,125 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 12:45:29,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:29,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754847407] [2024-08-23 12:45:29,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754847407] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:29,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:29,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-08-23 12:45:29,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929541586] [2024-08-23 12:45:29,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:29,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-08-23 12:45:29,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:29,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-08-23 12:45:29,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-08-23 12:45:29,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:29,128 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:29,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.8571428571428572) internal successors, (26), 14 states have internal predecessors, (26), 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 12:45:29,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:29,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:29,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:29,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:29,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:29,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:29,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:29,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:29,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:29,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:29,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:29,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:29,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:29,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:29,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-23 12:45:29,864 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 12:45:29,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:29,865 INFO L85 PathProgramCache]: Analyzing trace with hash -625444541, now seen corresponding path program 2 times [2024-08-23 12:45:29,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:29,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858119539] [2024-08-23 12:45:29,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:29,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:30,028 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 12:45:30,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:30,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858119539] [2024-08-23 12:45:30,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858119539] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:30,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:30,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-23 12:45:30,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938637189] [2024-08-23 12:45:30,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:30,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-23 12:45:30,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:30,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-23 12:45:30,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-08-23 12:45:30,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:30,031 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:30,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 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) [2024-08-23 12:45:30,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:30,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:30,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:30,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:30,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:30,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:30,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:30,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:30,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:30,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:30,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:30,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:30,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:30,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:30,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:30,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:30,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-23 12:45:30,329 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 4 more)] === [2024-08-23 12:45:30,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:30,330 INFO L85 PathProgramCache]: Analyzing trace with hash -2140160657, now seen corresponding path program 1 times [2024-08-23 12:45:30,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:30,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699318580] [2024-08-23 12:45:30,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:30,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:30,929 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 12:45:30,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:30,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699318580] [2024-08-23 12:45:30,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699318580] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:30,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:30,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-23 12:45:30,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491691875] [2024-08-23 12:45:30,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:30,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-23 12:45:30,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:30,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-23 12:45:30,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-08-23 12:45:30,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:30,932 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:30,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 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 12:45:30,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:30,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:30,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:30,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:30,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:30,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:30,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:30,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:30,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:31,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:31,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:31,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:31,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:31,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:31,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:31,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:31,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:31,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 12:45:31,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-23 12:45:31,481 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)] === [2024-08-23 12:45:31,481 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:31,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1966495645, now seen corresponding path program 1 times [2024-08-23 12:45:31,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:31,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543518646] [2024-08-23 12:45:31,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:31,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:32,873 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 12:45:32,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:32,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543518646] [2024-08-23 12:45:32,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543518646] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:32,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:32,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-23 12:45:32,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27059573] [2024-08-23 12:45:32,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:32,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-08-23 12:45:32,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:32,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-08-23 12:45:32,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-08-23 12:45:32,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:32,876 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:32,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 1.75) internal successors, (21), 12 states have internal predecessors, (21), 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 12:45:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 12:45:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:33,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:33,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:33,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:33,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:33,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:33,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:33,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:33,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:33,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 12:45:33,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 12:45:33,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-23 12:45:33,915 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)] === [2024-08-23 12:45:33,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:33,915 INFO L85 PathProgramCache]: Analyzing trace with hash 676238420, now seen corresponding path program 1 times [2024-08-23 12:45:33,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:33,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111286614] [2024-08-23 12:45:33,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:33,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:35,891 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 12:45:35,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:35,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111286614] [2024-08-23 12:45:35,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111286614] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:35,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:35,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-23 12:45:35,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572379485] [2024-08-23 12:45:35,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:35,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-08-23 12:45:35,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:35,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-08-23 12:45:35,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-08-23 12:45:35,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:35,893 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:35,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 12 states have internal predecessors, (24), 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 12:45:35,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:35,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:35,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:35,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:35,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:35,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:35,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:35,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:35,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 12:45:35,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-23 12:45:35,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:36,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:36,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:36,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:36,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:36,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:36,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:36,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:36,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:36,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 12:45:36,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 12:45:36,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 12:45:36,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-23 12:45:36,684 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)] === [2024-08-23 12:45:36,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:36,685 INFO L85 PathProgramCache]: Analyzing trace with hash -723970960, now seen corresponding path program 1 times [2024-08-23 12:45:36,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:36,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670022681] [2024-08-23 12:45:36,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:36,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:36,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:37,564 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 12:45:37,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:37,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670022681] [2024-08-23 12:45:37,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670022681] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:37,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:37,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-23 12:45:37,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234063749] [2024-08-23 12:45:37,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:37,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-23 12:45:37,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:37,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-23 12:45:37,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-08-23 12:45:37,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:37,567 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:37,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.9) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 12:45:37,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:37,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:37,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:37,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:37,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:37,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:37,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:37,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:37,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 12:45:37,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-23 12:45:37,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-23 12:45:37,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:38,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:38,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:38,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:38,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:38,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:38,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:38,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:38,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:38,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 12:45:38,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 12:45:38,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 12:45:38,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 12:45:38,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-08-23 12:45:38,322 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)] === [2024-08-23 12:45:38,322 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:38,322 INFO L85 PathProgramCache]: Analyzing trace with hash -2045014781, now seen corresponding path program 1 times [2024-08-23 12:45:38,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:38,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268935973] [2024-08-23 12:45:38,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:38,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 12:45:39,478 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 12:45:39,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 12:45:39,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268935973] [2024-08-23 12:45:39,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268935973] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 12:45:39,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 12:45:39,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-08-23 12:45:39,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143201890] [2024-08-23 12:45:39,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 12:45:39,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-23 12:45:39,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 12:45:39,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-23 12:45:39,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2024-08-23 12:45:39,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:39,481 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 12:45:39,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 12:45:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:39,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 12:45:39,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-23 12:45:39,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-23 12:45:39,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 12:45:39,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 12:45:40,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:40,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 12:45:40,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:40,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 12:45:40,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 12:45:40,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 12:45:40,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 12:45:40,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 12:45:40,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 12:45:40,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 12:45:40,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 12:45:40,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 12:45:40,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 12:45:40,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-08-23 12:45:40,074 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)] === [2024-08-23 12:45:40,074 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 12:45:40,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1157419979, now seen corresponding path program 3 times [2024-08-23 12:45:40,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 12:45:40,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539492127] [2024-08-23 12:45:40,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 12:45:40,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 12:45:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-23 12:45:40,092 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-08-23 12:45:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-23 12:45:40,135 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-08-23 12:45:40,136 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-08-23 12:45:40,136 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-08-23 12:45:40,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 7 remaining) [2024-08-23 12:45:40,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 7 remaining) [2024-08-23 12:45:40,138 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 7 remaining) [2024-08-23 12:45:40,140 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-08-23 12:45:40,140 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-08-23 12:45:40,140 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-08-23 12:45:40,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-08-23 12:45:40,145 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-23 12:45:40,146 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2024-08-23 12:45:40,149 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-23 12:45:40,149 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-23 12:45:40,211 INFO L507 ceAbstractionStarter]: Automizer considered 3 witness invariants [2024-08-23 12:45:40,211 INFO L508 ceAbstractionStarter]: WitnessConsidered=3 [2024-08-23 12:45:40,212 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 12:45:40 BasicIcfg [2024-08-23 12:45:40,212 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-23 12:45:40,212 INFO L158 Benchmark]: Toolchain (without parser) took 21173.62ms. Allocated memory was 169.9MB in the beginning and 906.0MB in the end (delta: 736.1MB). Free memory was 90.6MB in the beginning and 675.7MB in the end (delta: -585.1MB). Peak memory consumption was 152.3MB. Max. memory is 16.1GB. [2024-08-23 12:45:40,213 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 169.9MB. Free memory was 122.2MB in the beginning and 122.0MB in the end (delta: 184.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 12:45:40,213 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 169.9MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 12:45:40,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 590.23ms. Allocated memory was 169.9MB in the beginning and 241.2MB in the end (delta: 71.3MB). Free memory was 90.2MB in the beginning and 191.2MB in the end (delta: -101.0MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2024-08-23 12:45:40,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.21ms. Allocated memory is still 241.2MB. Free memory was 191.2MB in the beginning and 189.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 12:45:40,213 INFO L158 Benchmark]: Boogie Preprocessor took 42.18ms. Allocated memory is still 241.2MB. Free memory was 189.1MB in the beginning and 187.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 12:45:40,214 INFO L158 Benchmark]: RCFGBuilder took 552.03ms. Allocated memory is still 241.2MB. Free memory was 187.0MB in the beginning and 130.4MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-08-23 12:45:40,214 INFO L158 Benchmark]: TraceAbstraction took 19932.75ms. Allocated memory was 241.2MB in the beginning and 906.0MB in the end (delta: 664.8MB). Free memory was 129.3MB in the beginning and 675.7MB in the end (delta: -546.3MB). Peak memory consumption was 119.5MB. Max. memory is 16.1GB. [2024-08-23 12:45:40,215 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 169.9MB. Free memory was 122.2MB in the beginning and 122.0MB in the end (delta: 184.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 169.9MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 590.23ms. Allocated memory was 169.9MB in the beginning and 241.2MB in the end (delta: 71.3MB). Free memory was 90.2MB in the beginning and 191.2MB in the end (delta: -101.0MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.21ms. Allocated memory is still 241.2MB. Free memory was 191.2MB in the beginning and 189.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.18ms. Allocated memory is still 241.2MB. Free memory was 189.1MB in the beginning and 187.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 552.03ms. Allocated memory is still 241.2MB. Free memory was 187.0MB in the beginning and 130.4MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * TraceAbstraction took 19932.75ms. Allocated memory was 241.2MB in the beginning and 906.0MB in the end (delta: 664.8MB). Free memory was 129.3MB in the beginning and 675.7MB in the end (delta: -546.3MB). Peak memory consumption was 119.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16295, independent: 15103, independent conditional: 14501, independent unconditional: 602, dependent: 1192, dependent conditional: 1132, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15682, independent: 15103, independent conditional: 14501, independent unconditional: 602, dependent: 579, dependent conditional: 519, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15682, independent: 15103, independent conditional: 14501, independent unconditional: 602, dependent: 579, dependent conditional: 519, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19441, independent: 15103, independent conditional: 887, independent unconditional: 14216, dependent: 4338, dependent conditional: 2872, dependent unconditional: 1466, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19441, independent: 15103, independent conditional: 887, independent unconditional: 14216, dependent: 4338, dependent conditional: 2079, dependent unconditional: 2259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19441, independent: 15103, independent conditional: 887, independent unconditional: 14216, dependent: 4338, dependent conditional: 2079, dependent unconditional: 2259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 832, independent: 684, independent conditional: 75, independent unconditional: 609, dependent: 148, dependent conditional: 88, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 832, independent: 573, independent conditional: 0, independent unconditional: 573, dependent: 259, dependent conditional: 0, dependent unconditional: 259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 259, independent: 111, independent conditional: 75, independent unconditional: 36, dependent: 148, dependent conditional: 88, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 259, independent: 111, independent conditional: 75, independent unconditional: 36, dependent: 148, dependent conditional: 88, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1087, independent: 451, independent conditional: 307, independent unconditional: 144, dependent: 636, dependent conditional: 401, dependent unconditional: 235, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 19441, independent: 14419, independent conditional: 812, independent unconditional: 13607, dependent: 4190, dependent conditional: 1991, dependent unconditional: 2199, unknown: 832, unknown conditional: 163, unknown unconditional: 669] , Statistics on independence cache: Total cache size (in pairs): 832, Positive cache size: 684, Positive conditional cache size: 75, Positive unconditional cache size: 609, Negative cache size: 148, Negative conditional cache size: 88, Negative unconditional cache size: 60, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 793, Maximal queried relation: 7, Independence queries for same thread: 613 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 470, Number of trivial persistent sets: 282, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 662, independent: 602, independent conditional: 0, independent unconditional: 602, dependent: 60, dependent conditional: 0, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16295, independent: 15103, independent conditional: 14501, independent unconditional: 602, dependent: 1192, dependent conditional: 1132, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15682, independent: 15103, independent conditional: 14501, independent unconditional: 602, dependent: 579, dependent conditional: 519, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15682, independent: 15103, independent conditional: 14501, independent unconditional: 602, dependent: 579, dependent conditional: 519, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19441, independent: 15103, independent conditional: 887, independent unconditional: 14216, dependent: 4338, dependent conditional: 2872, dependent unconditional: 1466, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19441, independent: 15103, independent conditional: 887, independent unconditional: 14216, dependent: 4338, dependent conditional: 2079, dependent unconditional: 2259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19441, independent: 15103, independent conditional: 887, independent unconditional: 14216, dependent: 4338, dependent conditional: 2079, dependent unconditional: 2259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 832, independent: 684, independent conditional: 75, independent unconditional: 609, dependent: 148, dependent conditional: 88, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 832, independent: 573, independent conditional: 0, independent unconditional: 573, dependent: 259, dependent conditional: 0, dependent unconditional: 259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 259, independent: 111, independent conditional: 75, independent unconditional: 36, dependent: 148, dependent conditional: 88, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 259, independent: 111, independent conditional: 75, independent unconditional: 36, dependent: 148, dependent conditional: 88, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1087, independent: 451, independent conditional: 307, independent unconditional: 144, dependent: 636, dependent conditional: 401, dependent unconditional: 235, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 19441, independent: 14419, independent conditional: 812, independent unconditional: 13607, dependent: 4190, dependent conditional: 1991, dependent unconditional: 2199, unknown: 832, unknown conditional: 163, unknown unconditional: 669] , Statistics on independence cache: Total cache size (in pairs): 832, Positive cache size: 684, Positive conditional cache size: 75, Positive unconditional cache size: 609, Negative cache size: 148, Negative conditional cache size: 88, Negative unconditional cache size: 60, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 793, Maximal queried relation: 7, Independence queries for same thread: 613 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1] 0 //@ ghost int multithreaded = 0; [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p0_EBX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L717] 0 _Bool main$tmp_guard0; [L718] 0 _Bool main$tmp_guard1; [L720] 0 int x = 0; [L721] 0 _Bool x$flush_delayed; [L722] 0 int x$mem_tmp; [L723] 0 _Bool x$r_buff0_thd0; [L724] 0 _Bool x$r_buff0_thd1; [L725] 0 _Bool x$r_buff0_thd2; [L726] 0 _Bool x$r_buff0_thd3; [L727] 0 _Bool x$r_buff1_thd0; [L728] 0 _Bool x$r_buff1_thd1; [L729] 0 _Bool x$r_buff1_thd2; [L730] 0 _Bool x$r_buff1_thd3; [L731] 0 _Bool x$read_delayed; [L732] 0 int *x$read_delayed_var; [L733] 0 int x$w_buff0; [L734] 0 _Bool x$w_buff0_used; [L735] 0 int x$w_buff1; [L736] 0 _Bool x$w_buff1_used; [L738] 0 int y = 0; [L739] 0 _Bool weak$$choice0; [L740] 0 _Bool weak$$choice2; [L829] 0 pthread_t t1828; [L830] 0 //@ ghost multithreaded = 1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1828=-2, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0] [L830] FCALL, FORK 0 pthread_create(&t1828, ((void *)0), P0, ((void *)0)) VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1828=-2, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0] [L831] 0 pthread_t t1829; VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1828=-2, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0] [L832] 0 //@ assert ((((((((((((((((((!multithreaded || (x$r_buff0_thd3 == (_Bool) 0)) && (!multithreaded || ((x == 0) || (x == 1)))) && (!multithreaded || (x$r_buff0_thd0 == (_Bool) 0))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || (x$flush_delayed == (_Bool) 0))) && (!multithreaded || (x$read_delayed == (_Bool) 0))) && (!multithreaded || (((y == 0) || (y == 1)) || (y == 2)))) && (!multithreaded || (x$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || (x$r_buff1_thd3 == (_Bool) 0))) && (!multithreaded || ((x$w_buff0 == 0) || (x$w_buff0 == 1)))) && (!multithreaded || (x$read_delayed_var == 0))) && (!multithreaded || (x$r_buff1_thd1 == (_Bool) 0))) && (!multithreaded || ((__unbuffered_p0_EBX == 0) || (__unbuffered_p0_EBX == 1)))) && (!multithreaded || ((x$mem_tmp == 0) || (x$mem_tmp == 1)))) && (!multithreaded || (x$r_buff0_thd1 == (_Bool) 0))) && (!multithreaded || (((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1)) || (__unbuffered_p0_EAX == 2)))) && (!multithreaded || (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2)))) && (!multithreaded || ((x$w_buff1 == 0) || (x$w_buff1 == 1)))); [L832] FCALL, FORK 0 pthread_create(&t1829, ((void *)0), P1, ((void *)0)) VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1828=-2, t1829=-1, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0] [L772] 2 x$w_buff1 = x$w_buff0 [L773] 2 x$w_buff0 = 1 [L774] 2 x$w_buff1_used = x$w_buff0_used [L775] 2 x$w_buff0_used = (_Bool)1 [L776] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L19] COND FALSE 2 !(!expression) [L776] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L777] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L778] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L779] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L780] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L781] 2 x$r_buff0_thd2 = (_Bool)1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0] [L784] 2 y = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1] [L833] 0 pthread_t t1830; VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1828=-2, t1829=-1, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1] [L834] 0 //@ assert ((((((((((((((((((!multithreaded || (x$r_buff0_thd3 == (_Bool) 0)) && (!multithreaded || ((x == 0) || (x == 1)))) && (!multithreaded || (x$r_buff0_thd0 == (_Bool) 0))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || (x$flush_delayed == (_Bool) 0))) && (!multithreaded || (x$read_delayed == (_Bool) 0))) && (!multithreaded || (((y == 0) || (y == 1)) || (y == 2)))) && (!multithreaded || (x$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || (x$r_buff1_thd3 == (_Bool) 0))) && (!multithreaded || ((x$w_buff0 == 0) || (x$w_buff0 == 1)))) && (!multithreaded || (x$read_delayed_var == 0))) && (!multithreaded || (x$r_buff1_thd1 == (_Bool) 0))) && (!multithreaded || ((__unbuffered_p0_EBX == 0) || (__unbuffered_p0_EBX == 1)))) && (!multithreaded || ((x$mem_tmp == 0) || (x$mem_tmp == 1)))) && (!multithreaded || (x$r_buff0_thd1 == (_Bool) 0))) && (!multithreaded || (((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1)) || (__unbuffered_p0_EAX == 2)))) && (!multithreaded || (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2)))) && (!multithreaded || ((x$w_buff1 == 0) || (x$w_buff1 == 1)))); [L834] FCALL, FORK 0 pthread_create(&t1830, ((void *)0), P2, ((void *)0)) VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1828=-2, t1829=-1, t1830=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1] [L801] 3 __unbuffered_p2_EAX = y VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1] [L804] 3 y = 2 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=2] [L807] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L808] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L809] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L810] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L811] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=2] [L814] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=2] [L816] 3 return 0; [L835] 0 //@ assert ((((((((((((((((((!multithreaded || (x$r_buff0_thd3 == (_Bool) 0)) && (!multithreaded || ((x == 0) || (x == 1)))) && (!multithreaded || (x$r_buff0_thd0 == (_Bool) 0))) && (!multithreaded || (0 <= __unbuffered_cnt))) && (!multithreaded || (x$flush_delayed == (_Bool) 0))) && (!multithreaded || (x$read_delayed == (_Bool) 0))) && (!multithreaded || (((y == 0) || (y == 1)) || (y == 2)))) && (!multithreaded || (x$r_buff1_thd0 == (_Bool) 0))) && (!multithreaded || (x$r_buff1_thd3 == (_Bool) 0))) && (!multithreaded || ((x$w_buff0 == 0) || (x$w_buff0 == 1)))) && (!multithreaded || (x$read_delayed_var == 0))) && (!multithreaded || (x$r_buff1_thd1 == (_Bool) 0))) && (!multithreaded || ((__unbuffered_p0_EBX == 0) || (__unbuffered_p0_EBX == 1)))) && (!multithreaded || ((x$mem_tmp == 0) || (x$mem_tmp == 1)))) && (!multithreaded || (x$r_buff0_thd1 == (_Bool) 0))) && (!multithreaded || (((__unbuffered_p0_EAX == 0) || (__unbuffered_p0_EAX == 1)) || (__unbuffered_p0_EAX == 2)))) && (!multithreaded || (((__unbuffered_p2_EAX == 0) || (__unbuffered_p2_EAX == 1)) || (__unbuffered_p2_EAX == 2)))) && (!multithreaded || ((x$w_buff1 == 0) || (x$w_buff1 == 1)))); VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1828=-2, t1829=-1, t1830=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=2] [L744] 1 __unbuffered_p0_EAX = y VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=2] [L747] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L748] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L749] 1 x$flush_delayed = weak$$choice2 [L750] 1 x$mem_tmp = x [L751] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L752] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L753] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L754] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L755] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L756] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L757] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L758] 1 __unbuffered_p0_EBX = x [L759] 1 x = x$flush_delayed ? x$mem_tmp : x [L760] 1 x$flush_delayed = (_Bool)0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=2] [L787] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L788] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L789] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L790] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L791] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=2] [L794] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=2] [L796] 2 return 0; [L765] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=2] [L836] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1828=-2, t1829=-1, t1830=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=2] [L838] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) [L838] RET 0 assume_abort_if_not(main$tmp_guard0) [L840] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L841] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L842] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L843] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L844] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1828=-2, t1829=-1, t1830=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=2] [L847] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 1) VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1828=-2, t1829=-1, t1830=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=2] [L849] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=2] [L19] 0 reach_error() VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=1, y=2] - UnprovableResult [Line: 832]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 834]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 835]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 830]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 832]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 834]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 71 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 19.8s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 6.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 125, 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, 12.4s InterpolantComputationTime, 318 NumberOfCodeBlocks, 318 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 270 ConstructedInterpolants, 0 QuantifiedInterpolants, 11556 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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 RESULT: Ultimate proved your program to be incorrect! [2024-08-23 12:45:40,238 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 12:45:40,443 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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE