./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_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/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_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 --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 01:52:35,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 01:52:35,471 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 01:52:35,474 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 01:52:35,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 01:52:35,490 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 01:52:35,490 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 01:52:35,490 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 01:52:35,491 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 01:52:35,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 01:52:35,491 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 01:52:35,492 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 01:52:35,492 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 01:52:35,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 01:52:35,493 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 01:52:35,493 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 01:52:35,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 01:52:35,493 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 01:52:35,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 01:52:35,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 01:52:35,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 01:52:35,497 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 01:52:35,497 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 01:52:35,497 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 01:52:35,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 01:52:35,498 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 01:52:35,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 01:52:35,498 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 01:52:35,498 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 01:52:35,498 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 01:52:35,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 01:52:35,499 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 01:52:35,499 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 01:52:35,499 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 01:52:35,500 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 01:52:35,500 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 01:52:35,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 01:52:35,500 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 01:52:35,500 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 01:52:35,501 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 01:52:35,501 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 01:52:35,504 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 01:52:35,505 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-23 01:52:35,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 01:52:35,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 01:52:35,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 01:52:35,711 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 01:52:35,712 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 01:52:35,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-08-23 01:52:37,113 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 01:52:37,309 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 01:52:37,310 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-08-23 01:52:37,329 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/95727d332/bb8ebe50a69d4eb4916642ab7202d45b/FLAGe90200c3d [2024-08-23 01:52:37,671 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/95727d332/bb8ebe50a69d4eb4916642ab7202d45b [2024-08-23 01:52:37,673 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 01:52:37,674 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 01:52:37,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.yml/witness.yml [2024-08-23 01:52:37,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 01:52:37,952 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 01:52:37,952 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 01:52:37,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 01:52:37,961 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 01:52:37,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 01:52:37" (1/2) ... [2024-08-23 01:52:37,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49dada42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:52:37, skipping insertion in model container [2024-08-23 01:52:37,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 01:52:37" (1/2) ... [2024-08-23 01:52:37,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22f6b361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 01:52:37, skipping insertion in model container [2024-08-23 01:52:37,968 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 01:52:37" (2/2) ... [2024-08-23 01:52:37,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49dada42 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 01:52:37, skipping insertion in model container [2024-08-23 01:52:37,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 01:52:37" (2/2) ... [2024-08-23 01:52:37,968 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 01:52:38,145 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 01:52:38,146 INFO L97 edCorrectnessWitness]: Location invariant before [L834-L834] ((((((((((((((((((! multithreaded || x$r_buff0_thd3 == (_Bool)0) && (! multithreaded || (x$mem_tmp == 0 || x$mem_tmp == 1))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || x$r_buff1_thd3 == (_Bool)0)) && (! multithreaded || ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2))) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p0_EAX) + (long long )x$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p0_EAX) + (long long )x$r_buff0_thd2 >= 0LL) && (0LL - (long long )__unbuffered_p0_EAX) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x) + (long long )x$r_buff0_thd2 >= 0LL) && (0LL - (long long )x) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$mem_tmp) + (long long )x$r_buff0_thd2 >= 0LL) && (0LL - (long long )x$mem_tmp) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff0_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y >= 0LL) && (0LL - (long long )x$flush_delayed) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd3) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd3) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$read_delayed) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice0) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice2) - (long long )x$w_buff1_used >= 0LL) && (2LL - (long long )x$w_buff1_used) - (long long )y >= 0LL) && (long long )__unbuffered_cnt - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )x$mem_tmp >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )x$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )x$w_buff1_used >= 0LL) && (long long )x - (long long )x$mem_tmp >= 0LL) && (long long )x - (long long )x$w_buff1_used >= 0LL) && (long long )x$flush_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$mem_tmp - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$r_buff1_thd2 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff0 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff0_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd3 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1 >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd3 - (long long )x$w_buff1_used >= 0LL) && (long long )x$read_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff0_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1 >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff1 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )x$w_buff1_used >= 0LL))) && (! multithreaded || x$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || ((__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1) || __unbuffered_p2_EBX == 2))) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && x$flush_delayed == (_Bool)0) && x$r_buff0_thd0 == (_Bool)0) && x$r_buff0_thd1 == (_Bool)0) && x$r_buff0_thd3 == (_Bool)0) && x$r_buff1_thd0 == (_Bool)0) && x$r_buff1_thd1 == (_Bool)0) && x$r_buff1_thd3 == (_Bool)0) && x$read_delayed == (_Bool)0) && x$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (x == 0 || x == 1)) && (x$mem_tmp == 0 || x$mem_tmp == 1)) && (x$w_buff0 == 0 || x$w_buff0 == 1)) && (x$w_buff1 == 0 || x$w_buff1 == 1)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1) || __unbuffered_p2_EBX == 2)) && ((y == 0 || y == 1) || y == 2)))) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 1))) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 1)) [2024-08-23 01:52:38,146 INFO L97 edCorrectnessWitness]: Location invariant before [L837-L837] ((((((((((((((((((! multithreaded || x$r_buff0_thd3 == (_Bool)0) && (! multithreaded || (x$mem_tmp == 0 || x$mem_tmp == 1))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || x$r_buff1_thd3 == (_Bool)0)) && (! multithreaded || ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2))) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p0_EAX) + (long long )x$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p0_EAX) + (long long )x$r_buff0_thd2 >= 0LL) && (0LL - (long long )__unbuffered_p0_EAX) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x) + (long long )x$r_buff0_thd2 >= 0LL) && (0LL - (long long )x) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$mem_tmp) + (long long )x$r_buff0_thd2 >= 0LL) && (0LL - (long long )x$mem_tmp) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff0_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y >= 0LL) && (0LL - (long long )x$flush_delayed) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd3) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd3) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$read_delayed) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice0) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice2) - (long long )x$w_buff1_used >= 0LL) && (2LL - (long long )x$w_buff1_used) - (long long )y >= 0LL) && (long long )__unbuffered_cnt - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )x$mem_tmp >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )x$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )x$w_buff1_used >= 0LL) && (long long )x - (long long )x$mem_tmp >= 0LL) && (long long )x - (long long )x$w_buff1_used >= 0LL) && (long long )x$flush_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$mem_tmp - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$r_buff1_thd2 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff0 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff0_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd3 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1 >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd3 - (long long )x$w_buff1_used >= 0LL) && (long long )x$read_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff0_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1 >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff1 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )x$w_buff1_used >= 0LL))) && (! multithreaded || x$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || ((__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1) || __unbuffered_p2_EBX == 2))) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && x$flush_delayed == (_Bool)0) && x$r_buff0_thd0 == (_Bool)0) && x$r_buff0_thd1 == (_Bool)0) && x$r_buff0_thd3 == (_Bool)0) && x$r_buff1_thd0 == (_Bool)0) && x$r_buff1_thd1 == (_Bool)0) && x$r_buff1_thd3 == (_Bool)0) && x$read_delayed == (_Bool)0) && x$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (x == 0 || x == 1)) && (x$mem_tmp == 0 || x$mem_tmp == 1)) && (x$w_buff0 == 0 || x$w_buff0 == 1)) && (x$w_buff1 == 0 || x$w_buff1 == 1)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1) || __unbuffered_p2_EBX == 2)) && ((y == 0 || y == 1) || y == 2)))) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 1))) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 1)) [2024-08-23 01:52:38,147 INFO L97 edCorrectnessWitness]: Location invariant before [L836-L836] ((((((((((((((((((! multithreaded || x$r_buff0_thd3 == (_Bool)0) && (! multithreaded || (x$mem_tmp == 0 || x$mem_tmp == 1))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || x$r_buff1_thd3 == (_Bool)0)) && (! multithreaded || ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2))) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p0_EAX) + (long long )x$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p0_EAX) + (long long )x$r_buff0_thd2 >= 0LL) && (0LL - (long long )__unbuffered_p0_EAX) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x) + (long long )x$r_buff0_thd2 >= 0LL) && (0LL - (long long )x) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$mem_tmp) + (long long )x$r_buff0_thd2 >= 0LL) && (0LL - (long long )x$mem_tmp) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff0_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff0 >= 0LL) && (0LL - (long long )x$r_buff1_thd2) + (long long )x$w_buff1 >= 0LL) && (0LL - (long long )x$w_buff1_used) + (long long )y >= 0LL) && (0LL - (long long )x$flush_delayed) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff0_thd3) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd0) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd1) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$r_buff1_thd3) - (long long )x$w_buff1_used >= 0LL) && (0LL - (long long )x$read_delayed) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice0) - (long long )x$w_buff1_used >= 0LL) && (1LL - (long long )weak$$choice2) - (long long )x$w_buff1_used >= 0LL) && (2LL - (long long )x$w_buff1_used) - (long long )y >= 0LL) && (long long )__unbuffered_cnt - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )x$mem_tmp >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EAX - (long long )x$w_buff1_used >= 0LL) && (long long )__unbuffered_p2_EBX - (long long )x$w_buff1_used >= 0LL) && (long long )main$tmp_guard1 - (long long )x$w_buff1_used >= 0LL) && (long long )x - (long long )x$mem_tmp >= 0LL) && (long long )x - (long long )x$w_buff1_used >= 0LL) && (long long )x$flush_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$mem_tmp - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$r_buff1_thd2 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff0 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff0_used >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1 >= 0LL) && (long long )x$r_buff0_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff0_thd3 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd1 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1 >= 0LL) && (long long )x$r_buff1_thd2 - (long long )x$w_buff1_used >= 0LL) && (long long )x$r_buff1_thd3 - (long long )x$w_buff1_used >= 0LL) && (long long )x$read_delayed - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff0_used >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1 >= 0LL) && (long long )x$w_buff0 - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff0_used - (long long )x$w_buff1_used >= 0LL) && (long long )x$w_buff1 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice0 - (long long )x$w_buff1_used >= 0LL) && (long long )weak$$choice2 - (long long )x$w_buff1_used >= 0LL))) && (! multithreaded || x$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || ((__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1) || __unbuffered_p2_EBX == 2))) && (! multithreaded || (((((((((((((((((0 <= __unbuffered_cnt && x$flush_delayed == (_Bool)0) && x$r_buff0_thd0 == (_Bool)0) && x$r_buff0_thd1 == (_Bool)0) && x$r_buff0_thd3 == (_Bool)0) && x$r_buff1_thd0 == (_Bool)0) && x$r_buff1_thd1 == (_Bool)0) && x$r_buff1_thd3 == (_Bool)0) && x$read_delayed == (_Bool)0) && x$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (x == 0 || x == 1)) && (x$mem_tmp == 0 || x$mem_tmp == 1)) && (x$w_buff0 == 0 || x$w_buff0 == 1)) && (x$w_buff1 == 0 || x$w_buff1 == 1)) && ((__unbuffered_p2_EAX == 0 || __unbuffered_p2_EAX == 1) || __unbuffered_p2_EAX == 2)) && ((__unbuffered_p2_EBX == 0 || __unbuffered_p2_EBX == 1) || __unbuffered_p2_EBX == 2)) && ((y == 0 || y == 1) || y == 2)))) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 1))) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 1)) [2024-08-23 01:52:38,147 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-23 01:52:38,147 INFO L106 edCorrectnessWitness]: ghost_update [L832-L832] multithreaded = 1; [2024-08-23 01:52:38,173 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 01:52:38,461 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 01:52:38,469 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-23 01:52:38,623 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 01:52:38,651 INFO L206 MainTranslator]: Completed translation [2024-08-23 01:52:38,651 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 01:52:38 WrapperNode [2024-08-23 01:52:38,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 01:52:38,652 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-23 01:52:38,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-23 01:52:38,652 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-23 01:52:38,658 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 01:52:38" (1/1) ... [2024-08-23 01:52:38,674 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 01:52:38" (1/1) ... [2024-08-23 01:52:38,713 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 125 [2024-08-23 01:52:38,714 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-23 01:52:38,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-23 01:52:38,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-23 01:52:38,716 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-23 01:52:38,723 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 01:52:38" (1/1) ... [2024-08-23 01:52:38,724 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 01:52:38" (1/1) ... [2024-08-23 01:52:38,733 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 01:52:38" (1/1) ... [2024-08-23 01:52:38,733 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 01:52:38" (1/1) ... [2024-08-23 01:52:38,750 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 01:52:38" (1/1) ... [2024-08-23 01:52:38,752 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 01:52:38" (1/1) ... [2024-08-23 01:52:38,758 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 01:52:38" (1/1) ... [2024-08-23 01:52:38,761 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 01:52:38" (1/1) ... [2024-08-23 01:52:38,765 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-23 01:52:38,766 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-23 01:52:38,766 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-23 01:52:38,766 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-23 01:52:38,767 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 01:52:38" (1/1) ... [2024-08-23 01:52:38,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 01:52:38,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 01:52:38,811 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 01:52:38,813 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 01:52:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-23 01:52:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-23 01:52:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-23 01:52:38,850 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-23 01:52:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-23 01:52:38,850 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-23 01:52:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-08-23 01:52:38,850 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-08-23 01:52:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-23 01:52:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-23 01:52:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-23 01:52:38,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-23 01:52:38,852 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 01:52:38,963 INFO L243 CfgBuilder]: Building ICFG [2024-08-23 01:52:38,965 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-23 01:52:39,390 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-23 01:52:39,391 INFO L292 CfgBuilder]: Performing block encoding [2024-08-23 01:52:39,551 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-23 01:52:39,552 INFO L319 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-23 01:52:39,552 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 01:52:39 BoogieIcfgContainer [2024-08-23 01:52:39,552 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-23 01:52:39,554 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-23 01:52:39,554 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-23 01:52:39,557 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-23 01:52:39,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 01:52:37" (1/4) ... [2024-08-23 01:52:39,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0c12bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 01:52:39, skipping insertion in model container [2024-08-23 01:52:39,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 01:52:37" (2/4) ... [2024-08-23 01:52:39,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0c12bc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 01:52:39, skipping insertion in model container [2024-08-23 01:52:39,559 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 01:52:38" (3/4) ... [2024-08-23 01:52:39,559 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0c12bc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 01:52:39, skipping insertion in model container [2024-08-23 01:52:39,559 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 01:52:39" (4/4) ... [2024-08-23 01:52:39,560 INFO L112 eAbstractionObserver]: Analyzing ICFG safe005_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-08-23 01:52:39,576 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-23 01:52:39,576 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-08-23 01:52:39,577 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-23 01:52:39,741 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-23 01:52:39,784 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 01:52:39,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 01:52:39,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 01:52:39,787 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 01:52:39,791 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 01:52:39,822 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 01:52:39,833 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-23 01:52:39,839 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;@4fa1cd29, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 01:52:39,840 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-08-23 01:52:40,026 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:52:40,030 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:52:40,030 INFO L85 PathProgramCache]: Analyzing trace with hash 362811812, now seen corresponding path program 1 times [2024-08-23 01:52:40,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:52:40,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233553558] [2024-08-23 01:52:40,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:52:40,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:52:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:52:42,008 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 01:52:42,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:52:42,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233553558] [2024-08-23 01:52:42,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233553558] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:52:42,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:52:42,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-23 01:52:42,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327943390] [2024-08-23 01:52:42,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:52:42,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 01:52:42,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:52:42,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 01:52:42,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 01:52:42,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:52:42,042 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:52:42,042 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 01:52:42,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:52:42,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:52:42,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-23 01:52:42,224 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:52:42,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:52:42,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1577957756, now seen corresponding path program 1 times [2024-08-23 01:52:42,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:52:42,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620032858] [2024-08-23 01:52:42,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:52:42,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:52:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:52:45,193 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 01:52:45,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:52:45,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620032858] [2024-08-23 01:52:45,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620032858] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:52:45,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:52:45,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-23 01:52:45,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652752659] [2024-08-23 01:52:45,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:52:45,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-23 01:52:45,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:52:45,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-23 01:52:45,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-08-23 01:52:45,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:52:45,197 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:52:45,198 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 01:52:45,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:52:45,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:52:45,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:52:45,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:52:45,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-23 01:52:45,497 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:52:45,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:52:45,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1331037805, now seen corresponding path program 1 times [2024-08-23 01:52:45,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:52:45,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729096640] [2024-08-23 01:52:45,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:52:45,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:52:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:52:49,317 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 01:52:49,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:52:49,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729096640] [2024-08-23 01:52:49,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729096640] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:52:49,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:52:49,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-08-23 01:52:49,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945787275] [2024-08-23 01:52:49,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:52:49,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-08-23 01:52:49,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:52:49,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-08-23 01:52:49,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2024-08-23 01:52:49,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:52:49,319 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:52:49,319 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 01:52:49,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:52:49,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:52:49,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:52:49,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:52:49,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:52:49,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:52:49,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-23 01:52:49,912 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:52:49,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:52:49,913 INFO L85 PathProgramCache]: Analyzing trace with hash -41687509, now seen corresponding path program 1 times [2024-08-23 01:52:49,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:52:49,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863595309] [2024-08-23 01:52:49,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:52:49,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:52:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:52:51,984 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 01:52:51,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:52:51,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863595309] [2024-08-23 01:52:51,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863595309] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:52:51,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:52:51,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-23 01:52:51,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742405913] [2024-08-23 01:52:51,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:52:51,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-23 01:52:51,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:52:51,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-23 01:52:51,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-08-23 01:52:51,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:52:51,986 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:52:51,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.111111111111111) internal successors, (19), 9 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 01:52:51,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:52:51,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:52:51,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:52:51,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:52:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:52:52,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:52:52,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:52:52,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:52:52,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-23 01:52:52,683 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:52:52,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:52:52,685 INFO L85 PathProgramCache]: Analyzing trace with hash 723474799, now seen corresponding path program 1 times [2024-08-23 01:52:52,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:52:52,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622990306] [2024-08-23 01:52:52,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:52:52,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:52:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:52:56,622 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 01:52:56,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:52:56,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622990306] [2024-08-23 01:52:56,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622990306] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:52:56,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:52:56,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-08-23 01:52:56,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098411043] [2024-08-23 01:52:56,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:52:56,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-08-23 01:52:56,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:52:56,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-08-23 01:52:56,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2024-08-23 01:52:56,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:52:56,625 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:52:56,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 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 01:52:56,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:52:56,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:52:56,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:52:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:52:56,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:52:57,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:52:57,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:52:57,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:52:57,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:52:57,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:52:57,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-23 01:52:57,426 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:52:57,427 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:52:57,427 INFO L85 PathProgramCache]: Analyzing trace with hash -446494163, now seen corresponding path program 1 times [2024-08-23 01:52:57,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:52:57,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613896656] [2024-08-23 01:52:57,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:52:57,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:52:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:52:59,716 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 01:52:59,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:52:59,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613896656] [2024-08-23 01:52:59,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613896656] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:52:59,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:52:59,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-23 01:52:59,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299771168] [2024-08-23 01:52:59,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:52:59,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-23 01:52:59,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:52:59,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-23 01:52:59,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-08-23 01:52:59,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:52:59,719 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:52:59,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.3) internal successors, (23), 10 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 01:52:59,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:52:59,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:52:59,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:52:59,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:52:59,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:52:59,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:00,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:00,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:00,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:00,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:00,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:00,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-23 01:53:00,658 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:53:00,658 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:53:00,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1256580690, now seen corresponding path program 1 times [2024-08-23 01:53:00,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:53:00,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93275863] [2024-08-23 01:53:00,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:53:00,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:53:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:53:04,353 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 01:53:04,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:53:04,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93275863] [2024-08-23 01:53:04,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93275863] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:53:04,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:53:04,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-23 01:53:04,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478825506] [2024-08-23 01:53:04,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:53:04,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-08-23 01:53:04,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:53:04,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-08-23 01:53:04,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-08-23 01:53:04,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:04,357 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:53:04,357 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 01:53:04,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:04,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:04,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:04,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:04,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:04,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:04,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:05,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:05,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:05,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:05,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:05,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:05,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:05,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 01:53:05,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-23 01:53:05,183 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:53:05,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:53:05,183 INFO L85 PathProgramCache]: Analyzing trace with hash 923648492, now seen corresponding path program 1 times [2024-08-23 01:53:05,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:53:05,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039456661] [2024-08-23 01:53:05,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:53:05,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:53:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:53:06,876 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 01:53:06,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:53:06,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039456661] [2024-08-23 01:53:06,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039456661] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:53:06,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:53:06,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-23 01:53:06,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364153561] [2024-08-23 01:53:06,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:53:06,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-23 01:53:06,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:53:06,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-23 01:53:06,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-08-23 01:53:06,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:06,878 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:53:06,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 01:53:06,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:06,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:06,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:06,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:06,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:06,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:06,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-23 01:53:06,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:07,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:07,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:07,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:07,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:07,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:07,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:07,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 01:53:07,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:07,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-23 01:53:07,503 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:53:07,503 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:53:07,503 INFO L85 PathProgramCache]: Analyzing trace with hash 506848304, now seen corresponding path program 1 times [2024-08-23 01:53:07,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:53:07,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297991785] [2024-08-23 01:53:07,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:53:07,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:53:07,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:53:13,305 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 01:53:13,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:53:13,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297991785] [2024-08-23 01:53:13,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297991785] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:53:13,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:53:13,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-08-23 01:53:13,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734702619] [2024-08-23 01:53:13,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:53:13,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-08-23 01:53:13,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:53:13,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-08-23 01:53:13,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-08-23 01:53:13,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:13,308 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:53:13,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 13 states have internal predecessors, (25), 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 01:53:13,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:13,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:13,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:13,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:13,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:13,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:13,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-23 01:53:13,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:13,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:14,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:14,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:14,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:14,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:14,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:14,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:14,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 01:53:14,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:14,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:14,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-23 01:53:14,897 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:53:14,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:53:14,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1260854638, now seen corresponding path program 1 times [2024-08-23 01:53:14,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:53:14,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166191532] [2024-08-23 01:53:14,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:53:14,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:53:14,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:53:17,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 01:53:17,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:53:17,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166191532] [2024-08-23 01:53:17,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166191532] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:53:17,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:53:17,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-23 01:53:17,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955630678] [2024-08-23 01:53:17,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:53:17,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-23 01:53:17,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:53:17,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-23 01:53:17,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-08-23 01:53:17,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:17,093 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:53:17,093 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 01:53:17,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:17,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:17,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:17,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:17,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:17,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:17,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-23 01:53:17,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:17,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:17,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:17,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:17,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:17,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-23 01:53:17,850 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:53:17,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:53:17,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1446508863, now seen corresponding path program 1 times [2024-08-23 01:53:17,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:53:17,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161949741] [2024-08-23 01:53:17,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:53:17,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:53:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:53:19,249 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 01:53:19,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:53:19,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161949741] [2024-08-23 01:53:19,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161949741] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:53:19,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:53:19,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-23 01:53:19,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740786935] [2024-08-23 01:53:19,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:53:19,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-23 01:53:19,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:53:19,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-23 01:53:19,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-08-23 01:53:19,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:19,252 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:53:19,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 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 01:53:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:20,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:20,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:20,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:20,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:20,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:20,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:20,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:20,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-23 01:53:20,975 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:53:20,975 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:53:20,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1615907654, now seen corresponding path program 1 times [2024-08-23 01:53:20,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:53:20,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378094658] [2024-08-23 01:53:20,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:53:20,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:53:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:53:22,041 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 01:53:22,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:53:22,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378094658] [2024-08-23 01:53:22,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378094658] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:53:22,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:53:22,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-23 01:53:22,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282545904] [2024-08-23 01:53:22,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:53:22,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-23 01:53:22,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:53:22,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-23 01:53:22,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-08-23 01:53:22,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:22,046 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:53:22,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 01:53:22,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:22,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:22,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:22,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:22,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:22,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:22,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:22,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:22,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:22,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:22,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:22,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:22,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:22,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:22,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:22,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:22,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:22,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:22,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:22,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:22,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:22,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:22,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:22,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:53:22,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-08-23 01:53:22,322 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:53:22,322 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:53:22,322 INFO L85 PathProgramCache]: Analyzing trace with hash -1102070351, now seen corresponding path program 2 times [2024-08-23 01:53:22,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:53:22,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314555351] [2024-08-23 01:53:22,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:53:22,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:53:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:53:25,870 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 01:53:25,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:53:25,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314555351] [2024-08-23 01:53:25,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314555351] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:53:25,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:53:25,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-08-23 01:53:25,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555486957] [2024-08-23 01:53:25,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:53:25,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-08-23 01:53:25,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:53:25,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-08-23 01:53:25,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-08-23 01:53:25,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:25,871 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:53:25,871 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 01:53:25,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:25,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:25,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:25,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:25,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:25,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:25,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:25,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:25,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:25,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:25,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:25,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:53:25,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:26,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:26,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:26,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:26,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:26,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:26,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:26,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:26,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:26,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:26,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:26,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:26,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:53:26,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:26,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-08-23 01:53:26,512 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:53:26,512 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:53:26,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1151082641, now seen corresponding path program 2 times [2024-08-23 01:53:26,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:53:26,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451538793] [2024-08-23 01:53:26,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:53:26,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:53:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:53:28,898 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 01:53:28,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:53:28,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451538793] [2024-08-23 01:53:28,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451538793] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:53:28,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:53:28,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-23 01:53:28,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803487756] [2024-08-23 01:53:28,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:53:28,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-23 01:53:28,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:53:28,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-23 01:53:28,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-08-23 01:53:28,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:28,901 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:53:28,901 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 01:53:28,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:28,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:28,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:28,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:28,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:28,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:28,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:28,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:28,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:28,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:28,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:28,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:53:28,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:28,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:29,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:29,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:29,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:29,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:29,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:29,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:29,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:29,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:29,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:29,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:29,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:29,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:53:29,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:29,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:29,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-08-23 01:53:29,395 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:53:29,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:53:29,395 INFO L85 PathProgramCache]: Analyzing trace with hash 2029971792, now seen corresponding path program 2 times [2024-08-23 01:53:29,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:53:29,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507266094] [2024-08-23 01:53:29,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:53:29,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:53:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:53:32,700 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 01:53:32,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:53:32,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507266094] [2024-08-23 01:53:32,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507266094] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:53:32,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:53:32,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-23 01:53:32,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722929313] [2024-08-23 01:53:32,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:53:32,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-08-23 01:53:32,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:53:32,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-08-23 01:53:32,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-08-23 01:53:32,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:32,703 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:53:32,703 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 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:32,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:33,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:33,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:33,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 01:53:33,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-08-23 01:53:33,488 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:53:33,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:53:33,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1175890984, now seen corresponding path program 1 times [2024-08-23 01:53:33,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:53:33,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680340294] [2024-08-23 01:53:33,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:53:33,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:53:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:53:35,976 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 01:53:35,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:53:35,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680340294] [2024-08-23 01:53:35,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680340294] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:53:35,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:53:35,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-08-23 01:53:35,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739336416] [2024-08-23 01:53:35,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:53:35,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-23 01:53:35,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:53:35,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-23 01:53:35,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-08-23 01:53:35,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:35,981 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:53:35,981 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 01:53:35,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:35,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:35,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:35,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:35,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:35,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:35,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:35,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:35,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:35,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:35,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:35,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:53:35,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:35,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:35,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-23 01:53:35,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:36,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:36,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:36,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:36,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:36,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:36,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:36,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:36,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:36,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:36,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:36,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:36,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:53:36,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:36,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:36,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 01:53:36,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-08-23 01:53:36,704 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-23 01:53:36,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 01:53:36,704 INFO L85 PathProgramCache]: Analyzing trace with hash -434855658, now seen corresponding path program 1 times [2024-08-23 01:53:36,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 01:53:36,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645723067] [2024-08-23 01:53:36,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 01:53:36,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 01:53:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 01:53:38,314 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 01:53:38,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 01:53:38,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645723067] [2024-08-23 01:53:38,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645723067] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 01:53:38,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 01:53:38,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-23 01:53:38,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318711532] [2024-08-23 01:53:38,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 01:53:38,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-23 01:53:38,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 01:53:38,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-23 01:53:38,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-08-23 01:53:38,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:38,316 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 01:53:38,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-23 01:53:38,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:38,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:38,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:38,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:38,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:38,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:38,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:38,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:38,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:38,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:38,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:38,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:53:38,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:38,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:38,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:38,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-23 01:53:38,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 01:53:42,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-23 01:53:42,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-23 01:53:42,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-23 01:53:42,035 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 6 remaining) [2024-08-23 01:53:42,035 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 6 remaining) [2024-08-23 01:53:42,035 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 6 remaining) [2024-08-23 01:53:42,035 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2024-08-23 01:53:42,035 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2024-08-23 01:53:42,036 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 6 remaining) [2024-08-23 01:53:42,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-08-23 01:53:42,040 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-23 01:53:42,042 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-23 01:53:42,042 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-23 01:53:42,044 INFO L507 ceAbstractionStarter]: Automizer considered 3 witness invariants [2024-08-23 01:53:42,044 INFO L508 ceAbstractionStarter]: WitnessConsidered=3 [2024-08-23 01:53:42,044 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 01:53:42 BasicIcfg [2024-08-23 01:53:42,044 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-23 01:53:42,045 INFO L158 Benchmark]: Toolchain (without parser) took 64093.66ms. Allocated memory was 159.4MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 76.6MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-08-23 01:53:42,045 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 159.4MB. Free memory was 111.0MB in the beginning and 110.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 01:53:42,045 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 159.4MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 01:53:42,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.23ms. Allocated memory was 159.4MB in the beginning and 241.2MB in the end (delta: 81.8MB). Free memory was 76.4MB in the beginning and 177.7MB in the end (delta: -101.3MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-08-23 01:53:42,046 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.66ms. Allocated memory is still 241.2MB. Free memory was 176.7MB in the beginning and 170.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-08-23 01:53:42,046 INFO L158 Benchmark]: Boogie Preprocessor took 49.69ms. Allocated memory is still 241.2MB. Free memory was 170.4MB in the beginning and 167.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 01:53:42,046 INFO L158 Benchmark]: RCFGBuilder took 786.27ms. Allocated memory is still 241.2MB. Free memory was 167.3MB in the beginning and 72.9MB in the end (delta: 94.4MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2024-08-23 01:53:42,046 INFO L158 Benchmark]: TraceAbstraction took 62490.55ms. Allocated memory was 241.2MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 72.9MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-08-23 01:53:42,047 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 159.4MB. Free memory was 111.0MB in the beginning and 110.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 159.4MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.23ms. Allocated memory was 159.4MB in the beginning and 241.2MB in the end (delta: 81.8MB). Free memory was 76.4MB in the beginning and 177.7MB in the end (delta: -101.3MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.66ms. Allocated memory is still 241.2MB. Free memory was 176.7MB in the beginning and 170.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.69ms. Allocated memory is still 241.2MB. Free memory was 170.4MB in the beginning and 167.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 786.27ms. Allocated memory is still 241.2MB. Free memory was 167.3MB in the beginning and 72.9MB in the end (delta: 94.4MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. * TraceAbstraction took 62490.55ms. Allocated memory was 241.2MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 72.9MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27059, independent: 26017, independent conditional: 25414, independent unconditional: 603, dependent: 1042, dependent conditional: 976, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26947, independent: 26017, independent conditional: 25414, independent unconditional: 603, dependent: 930, dependent conditional: 864, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 26947, independent: 26017, independent conditional: 25414, independent unconditional: 603, dependent: 930, dependent conditional: 864, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33955, independent: 26017, independent conditional: 1975, independent unconditional: 24042, dependent: 7938, dependent conditional: 5033, dependent unconditional: 2905, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 33955, independent: 26017, independent conditional: 1975, independent unconditional: 24042, dependent: 7938, dependent conditional: 4041, dependent unconditional: 3897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33955, independent: 26017, independent conditional: 1975, independent unconditional: 24042, dependent: 7938, dependent conditional: 4041, dependent unconditional: 3897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1068, independent: 779, independent conditional: 172, independent unconditional: 607, dependent: 289, dependent conditional: 223, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1068, independent: 568, independent conditional: 0, independent unconditional: 568, dependent: 500, dependent conditional: 0, dependent unconditional: 500, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 500, independent: 211, independent conditional: 172, independent unconditional: 39, dependent: 289, dependent conditional: 223, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 500, independent: 211, independent conditional: 172, independent unconditional: 39, dependent: 289, dependent conditional: 223, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4225, independent: 2051, independent conditional: 1630, independent unconditional: 421, dependent: 2174, dependent conditional: 1631, dependent unconditional: 543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 33955, independent: 25238, independent conditional: 1803, independent unconditional: 23435, dependent: 7649, dependent conditional: 3818, dependent unconditional: 3831, unknown: 1068, unknown conditional: 395, unknown unconditional: 673] , Statistics on independence cache: Total cache size (in pairs): 1068, Positive cache size: 779, Positive conditional cache size: 172, Positive unconditional cache size: 607, Negative cache size: 289, Negative conditional cache size: 223, Negative unconditional cache size: 66, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 992, Maximal queried relation: 17, Independence queries for same thread: 112 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.0s, Number of persistent set computation: 642, Number of trivial persistent sets: 469, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 669, independent: 603, independent conditional: 0, independent unconditional: 603, dependent: 66, dependent conditional: 0, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27059, independent: 26017, independent conditional: 25414, independent unconditional: 603, dependent: 1042, dependent conditional: 976, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26947, independent: 26017, independent conditional: 25414, independent unconditional: 603, dependent: 930, dependent conditional: 864, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 26947, independent: 26017, independent conditional: 25414, independent unconditional: 603, dependent: 930, dependent conditional: 864, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33955, independent: 26017, independent conditional: 1975, independent unconditional: 24042, dependent: 7938, dependent conditional: 5033, dependent unconditional: 2905, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 33955, independent: 26017, independent conditional: 1975, independent unconditional: 24042, dependent: 7938, dependent conditional: 4041, dependent unconditional: 3897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33955, independent: 26017, independent conditional: 1975, independent unconditional: 24042, dependent: 7938, dependent conditional: 4041, dependent unconditional: 3897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1068, independent: 779, independent conditional: 172, independent unconditional: 607, dependent: 289, dependent conditional: 223, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1068, independent: 568, independent conditional: 0, independent unconditional: 568, dependent: 500, dependent conditional: 0, dependent unconditional: 500, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 500, independent: 211, independent conditional: 172, independent unconditional: 39, dependent: 289, dependent conditional: 223, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 500, independent: 211, independent conditional: 172, independent unconditional: 39, dependent: 289, dependent conditional: 223, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4225, independent: 2051, independent conditional: 1630, independent unconditional: 421, dependent: 2174, dependent conditional: 1631, dependent unconditional: 543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 33955, independent: 25238, independent conditional: 1803, independent unconditional: 23435, dependent: 7649, dependent conditional: 3818, dependent unconditional: 3831, unknown: 1068, unknown conditional: 395, unknown unconditional: 673] , Statistics on independence cache: Total cache size (in pairs): 1068, Positive cache size: 779, Positive conditional cache size: 172, Positive unconditional cache size: 607, Negative cache size: 289, Negative conditional cache size: 223, Negative unconditional cache size: 66, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 992, Maximal queried relation: 17, Independence queries for same thread: 112 - PositiveResult [Line: 834]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 836]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 837]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 67 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 62.2s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 15.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 180, 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, 0.4s SatisfiabilityAnalysisTime, 45.6s InterpolantComputationTime, 315 NumberOfCodeBlocks, 315 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 298 ConstructedInterpolants, 0 QuantifiedInterpolants, 28022 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-23 01:53:42,090 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 01:53:42,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE