./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe010_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.2024-06-19_11-23-25.files/mutex-meet-rel/safe010_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 2cc22fce 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/safe010_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/safe010_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.fs.goblint-validation-2cc22fc-m [2024-07-22 20:05:23,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-22 20:05:23,643 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-22 20:05:23,653 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-22 20:05:23,654 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-22 20:05:23,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-22 20:05:23,688 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-22 20:05:23,689 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-22 20:05:23,689 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-22 20:05:23,693 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-22 20:05:23,693 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-22 20:05:23,694 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-22 20:05:23,694 INFO L153 SettingsManager]: * Use SBE=true [2024-07-22 20:05:23,696 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-22 20:05:23,696 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-22 20:05:23,696 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-22 20:05:23,696 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-22 20:05:23,697 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-22 20:05:23,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-22 20:05:23,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-22 20:05:23,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-22 20:05:23,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-22 20:05:23,698 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-22 20:05:23,698 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-22 20:05:23,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-22 20:05:23,699 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-22 20:05:23,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-22 20:05:23,699 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-22 20:05:23,700 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-22 20:05:23,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-22 20:05:23,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-22 20:05:23,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-22 20:05:23,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-22 20:05:23,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-22 20:05:23,702 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-22 20:05:23,702 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-22 20:05:23,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-22 20:05:23,702 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-22 20:05:23,703 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-22 20:05:23,703 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-22 20:05:23,703 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-22 20:05:23,703 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-22 20:05:23,703 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-22 20:05:23,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-22 20:05:23,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-22 20:05:23,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-22 20:05:23,974 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-22 20:05:23,975 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-22 20:05:23,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/safe010_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.yml/witness.yml [2024-07-22 20:05:24,089 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-22 20:05:24,090 INFO L274 PluginConnector]: CDTParser initialized [2024-07-22 20:05:24,090 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe010_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-07-22 20:05:25,230 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-22 20:05:25,461 INFO L384 CDTParser]: Found 1 translation units. [2024-07-22 20:05:25,461 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-07-22 20:05:25,481 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dbd4f3535/24acc0878ea54da7b3a5925e1f0cbfa4/FLAGdeabb8bc2 [2024-07-22 20:05:25,498 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dbd4f3535/24acc0878ea54da7b3a5925e1f0cbfa4 [2024-07-22 20:05:25,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-22 20:05:25,499 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-07-22 20:05:25,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-22 20:05:25,501 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-22 20:05:25,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-22 20:05:25,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:05:24" (1/2) ... [2024-07-22 20:05:25,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@515d3167 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:05:25, skipping insertion in model container [2024-07-22 20:05:25,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:05:24" (1/2) ... [2024-07-22 20:05:25,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c3e4891 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:05:25, skipping insertion in model container [2024-07-22 20:05:25,509 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 08:05:25" (2/2) ... [2024-07-22 20:05:25,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@515d3167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:25, skipping insertion in model container [2024-07-22 20:05:25,510 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 08:05:25" (2/2) ... [2024-07-22 20:05:25,510 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-22 20:05:25,539 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-22 20:05:25,540 INFO L97 edCorrectnessWitness]: Location invariant before [L796-L796] ! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL && (0LL - (long long )y$flush_delayed) + (long long )y$r_buff0_thd1 >= 0LL) && (0LL - (long long )y$flush_delayed) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$flush_delayed) + (long long )y$w_buff0_used >= 0LL) && (0LL - (long long )y$r_buff0_thd0) + (long long )y$r_buff0_thd1 >= 0LL) && (0LL - (long long )y$r_buff0_thd0) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff0_thd0) + (long long )y$w_buff0_used >= 0LL) && (0LL - (long long )y$r_buff0_thd2) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff0_thd2) + (long long )y$w_buff0_used >= 0LL) && (0LL - (long long )y$r_buff1_thd0) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd0) + (long long )y$w_buff0_used >= 0LL) && (0LL - (long long )y$r_buff1_thd2) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd2) + (long long )y$w_buff0_used >= 0LL) && (0LL - (long long )y$read_delayed) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$read_delayed) + (long long )y$w_buff0_used >= 0LL) && (1LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL) && (1LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0_used >= 0LL) && (1LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL) && (1LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0_used >= 0LL) && (2LL - (long long )y$w_buff0) + (long long )y$w_buff0_used >= 0LL) && (long long )__unbuffered_cnt + (long long )y$r_buff0_thd1 >= 0LL) && (long long )__unbuffered_cnt + (long long )y$w_buff0 >= 0LL) && (long long )__unbuffered_cnt + (long long )y$w_buff0_used >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )y$r_buff0_thd1 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )y$w_buff0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )y$w_buff0_used >= 0LL) && (long long )main$tmp_guard1 + (long long )y$r_buff0_thd1 >= 0LL) && (long long )main$tmp_guard1 + (long long )y$w_buff0 >= 0LL) && (long long )main$tmp_guard1 + (long long )y$w_buff0_used >= 0LL) && (long long )x + (long long )y$r_buff0_thd1 >= 0LL) && (long long )x + (long long )y$w_buff0 >= 0LL) && (long long )x + (long long )y$w_buff0_used >= 0LL) && (long long )y + (long long )y$r_buff0_thd1 >= 0LL) && (long long )y + (long long )y$w_buff0 >= 0LL) && (long long )y + (long long )y$w_buff0_used >= 0LL) && (long long )y$flush_delayed + (long long )y$r_buff0_thd1 >= 0LL) && (long long )y$flush_delayed + (long long )y$w_buff0 >= 0LL) && (long long )y$flush_delayed + (long long )y$w_buff0_used >= 0LL) && (long long )y$mem_tmp + (long long )y$r_buff0_thd1 >= 0LL) && (long long )y$mem_tmp + (long long )y$w_buff0 >= 0LL) && (long long )y$mem_tmp + (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff0_thd0 + (long long )y$r_buff0_thd1 >= 0LL) && (long long )y$r_buff0_thd0 + (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff0_thd0 + (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$r_buff0_thd2 >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$r_buff1_thd0 >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$r_buff1_thd1 >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$r_buff1_thd2 >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$read_delayed >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$w_buff1 >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd2 + (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff0_thd2 + (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff1_thd0 + (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff1_thd0 + (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff1_thd1 + (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff1_thd1 + (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff1_thd2 + (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff1_thd2 + (long long )y$w_buff0_used >= 0LL) && (long long )y$read_delayed + (long long )y$w_buff0 >= 0LL) && (long long )y$read_delayed + (long long )y$w_buff0_used >= 0LL) && (long long )y$w_buff0 + (long long )y$w_buff0_used >= 0LL) && (long long )y$w_buff0 + (long long )y$w_buff1 >= 0LL) && (long long )y$w_buff0 + (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff0_used + (long long )y$w_buff1 >= 0LL) && (long long )y$w_buff0_used + (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice0 + (long long )y$r_buff0_thd1 >= 0LL) && (long long )weak$$choice0 + (long long )y$w_buff0 >= 0LL) && (long long )weak$$choice0 + (long long )y$w_buff0_used >= 0LL) && (long long )weak$$choice2 + (long long )y$r_buff0_thd1 >= 0LL) && (long long )weak$$choice2 + (long long )y$w_buff0 >= 0LL) && (long long )weak$$choice2 + (long long )y$w_buff0_used >= 0LL) && (1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL) && (1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff1 >= 0LL) && (1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL) && (1LL + (long long )y$w_buff0) - (long long )y$w_buff0_used >= 0LL) && (1LL + (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL) && (2LL + (long long )y$w_buff0_used) - (long long )y$w_buff1 >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$r_buff0_thd2 >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd0 >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd2 >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$read_delayed >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff1 >= 0LL) && (long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL) [2024-07-22 20:05:25,540 INFO L97 edCorrectnessWitness]: Location invariant before [L795-L795] ! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL && (0LL - (long long )y$flush_delayed) + (long long )y$r_buff0_thd1 >= 0LL) && (0LL - (long long )y$flush_delayed) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$flush_delayed) + (long long )y$w_buff0_used >= 0LL) && (0LL - (long long )y$r_buff0_thd0) + (long long )y$r_buff0_thd1 >= 0LL) && (0LL - (long long )y$r_buff0_thd0) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff0_thd0) + (long long )y$w_buff0_used >= 0LL) && (0LL - (long long )y$r_buff0_thd2) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff0_thd2) + (long long )y$w_buff0_used >= 0LL) && (0LL - (long long )y$r_buff1_thd0) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd0) + (long long )y$w_buff0_used >= 0LL) && (0LL - (long long )y$r_buff1_thd2) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$r_buff1_thd2) + (long long )y$w_buff0_used >= 0LL) && (0LL - (long long )y$read_delayed) + (long long )y$w_buff0 >= 0LL) && (0LL - (long long )y$read_delayed) + (long long )y$w_buff0_used >= 0LL) && (1LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL) && (1LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0_used >= 0LL) && (1LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL) && (1LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0_used >= 0LL) && (2LL - (long long )y$w_buff0) + (long long )y$w_buff0_used >= 0LL) && (long long )__unbuffered_cnt + (long long )y$r_buff0_thd1 >= 0LL) && (long long )__unbuffered_cnt + (long long )y$w_buff0 >= 0LL) && (long long )__unbuffered_cnt + (long long )y$w_buff0_used >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )y$r_buff0_thd1 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )y$w_buff0 >= 0LL) && (long long )__unbuffered_p1_EAX + (long long )y$w_buff0_used >= 0LL) && (long long )main$tmp_guard1 + (long long )y$r_buff0_thd1 >= 0LL) && (long long )main$tmp_guard1 + (long long )y$w_buff0 >= 0LL) && (long long )main$tmp_guard1 + (long long )y$w_buff0_used >= 0LL) && (long long )x + (long long )y$r_buff0_thd1 >= 0LL) && (long long )x + (long long )y$w_buff0 >= 0LL) && (long long )x + (long long )y$w_buff0_used >= 0LL) && (long long )y + (long long )y$r_buff0_thd1 >= 0LL) && (long long )y + (long long )y$w_buff0 >= 0LL) && (long long )y + (long long )y$w_buff0_used >= 0LL) && (long long )y$flush_delayed + (long long )y$r_buff0_thd1 >= 0LL) && (long long )y$flush_delayed + (long long )y$w_buff0 >= 0LL) && (long long )y$flush_delayed + (long long )y$w_buff0_used >= 0LL) && (long long )y$mem_tmp + (long long )y$r_buff0_thd1 >= 0LL) && (long long )y$mem_tmp + (long long )y$w_buff0 >= 0LL) && (long long )y$mem_tmp + (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff0_thd0 + (long long )y$r_buff0_thd1 >= 0LL) && (long long )y$r_buff0_thd0 + (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff0_thd0 + (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$r_buff0_thd2 >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$r_buff1_thd0 >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$r_buff1_thd1 >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$r_buff1_thd2 >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$read_delayed >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$w_buff1 >= 0LL) && (long long )y$r_buff0_thd1 + (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff0_thd2 + (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff0_thd2 + (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff1_thd0 + (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff1_thd0 + (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff1_thd1 + (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff1_thd1 + (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff1_thd2 + (long long )y$w_buff0 >= 0LL) && (long long )y$r_buff1_thd2 + (long long )y$w_buff0_used >= 0LL) && (long long )y$read_delayed + (long long )y$w_buff0 >= 0LL) && (long long )y$read_delayed + (long long )y$w_buff0_used >= 0LL) && (long long )y$w_buff0 + (long long )y$w_buff0_used >= 0LL) && (long long )y$w_buff0 + (long long )y$w_buff1 >= 0LL) && (long long )y$w_buff0 + (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff0_used + (long long )y$w_buff1 >= 0LL) && (long long )y$w_buff0_used + (long long )y$w_buff1_used >= 0LL) && (long long )weak$$choice0 + (long long )y$r_buff0_thd1 >= 0LL) && (long long )weak$$choice0 + (long long )y$w_buff0 >= 0LL) && (long long )weak$$choice0 + (long long )y$w_buff0_used >= 0LL) && (long long )weak$$choice2 + (long long )y$r_buff0_thd1 >= 0LL) && (long long )weak$$choice2 + (long long )y$w_buff0 >= 0LL) && (long long )weak$$choice2 + (long long )y$w_buff0_used >= 0LL) && (1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff0 >= 0LL) && (1LL + (long long )y$r_buff0_thd1) - (long long )y$w_buff1 >= 0LL) && (1LL + (long long )y$r_buff1_thd1) - (long long )y$w_buff1 >= 0LL) && (1LL + (long long )y$w_buff0) - (long long )y$w_buff0_used >= 0LL) && (1LL + (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL) && (2LL + (long long )y$w_buff0_used) - (long long )y$w_buff1 >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$r_buff0_thd2 >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd0 >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd2 >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$read_delayed >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$w_buff0_used >= 0LL) && (long long )y$r_buff0_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL) && (long long )y$w_buff0 - (long long )y$w_buff1 >= 0LL) && (long long )y$w_buff0_used - (long long )y$w_buff1_used >= 0LL) [2024-07-22 20:05:25,541 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-22 20:05:25,541 INFO L106 edCorrectnessWitness]: ghost_update [L793-L793] multithreaded = 1; [2024-07-22 20:05:25,579 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-22 20:05:26,027 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-22 20:05:26,040 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-07-22 20:05:26,219 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-22 20:05:26,271 INFO L206 MainTranslator]: Completed translation [2024-07-22 20:05:26,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26 WrapperNode [2024-07-22 20:05:26,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-22 20:05:26,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-07-22 20:05:26,272 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-07-22 20:05:26,273 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-07-22 20:05:26,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26" (1/1) ... [2024-07-22 20:05:26,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26" (1/1) ... [2024-07-22 20:05:26,374 INFO L138 Inliner]: procedures = 174, calls = 34, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 131 [2024-07-22 20:05:26,374 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-07-22 20:05:26,375 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-07-22 20:05:26,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-07-22 20:05:26,376 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-07-22 20:05:26,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26" (1/1) ... [2024-07-22 20:05:26,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26" (1/1) ... [2024-07-22 20:05:26,404 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26" (1/1) ... [2024-07-22 20:05:26,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26" (1/1) ... [2024-07-22 20:05:26,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26" (1/1) ... [2024-07-22 20:05:26,435 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26" (1/1) ... [2024-07-22 20:05:26,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26" (1/1) ... [2024-07-22 20:05:26,447 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26" (1/1) ... [2024-07-22 20:05:26,453 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-07-22 20:05:26,454 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-07-22 20:05:26,454 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-07-22 20:05:26,454 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-07-22 20:05:26,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26" (1/1) ... [2024-07-22 20:05:26,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-22 20:05:26,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-22 20:05:26,485 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) [2024-07-22 20:05:26,499 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 [2024-07-22 20:05:26,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-07-22 20:05:26,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-07-22 20:05:26,522 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-07-22 20:05:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-07-22 20:05:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-07-22 20:05:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-07-22 20:05:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-07-22 20:05:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-07-22 20:05:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-07-22 20:05:26,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-07-22 20:05:26,525 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-07-22 20:05:26,640 INFO L244 CfgBuilder]: Building ICFG [2024-07-22 20:05:26,642 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-07-22 20:05:27,070 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-07-22 20:05:27,070 INFO L293 CfgBuilder]: Performing block encoding [2024-07-22 20:05:27,228 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-07-22 20:05:27,228 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-07-22 20:05:27,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 08:05:27 BoogieIcfgContainer [2024-07-22 20:05:27,230 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-07-22 20:05:27,232 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-07-22 20:05:27,233 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-07-22 20:05:27,236 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-07-22 20:05:27,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:05:24" (1/4) ... [2024-07-22 20:05:27,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4148aef6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.07 08:05:27, skipping insertion in model container [2024-07-22 20:05:27,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 08:05:25" (2/4) ... [2024-07-22 20:05:27,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4148aef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 08:05:27, skipping insertion in model container [2024-07-22 20:05:27,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:05:26" (3/4) ... [2024-07-22 20:05:27,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4148aef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 08:05:27, skipping insertion in model container [2024-07-22 20:05:27,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 08:05:27" (4/4) ... [2024-07-22 20:05:27,239 INFO L112 eAbstractionObserver]: Analyzing ICFG safe010_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-07-22 20:05:27,256 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-07-22 20:05:27,256 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-07-22 20:05:27,256 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-07-22 20:05:27,306 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-07-22 20:05:27,347 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-22 20:05:27,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-07-22 20:05:27,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-22 20:05:27,349 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) [2024-07-22 20:05:27,354 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 [2024-07-22 20:05:27,387 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-07-22 20:05:27,399 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-07-22 20:05:27,404 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;@5c38ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-22 20:05:27,404 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-07-22 20:05:27,589 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:27,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:27,595 INFO L85 PathProgramCache]: Analyzing trace with hash 324002771, now seen corresponding path program 1 times [2024-07-22 20:05:27,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:27,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289720192] [2024-07-22 20:05:27,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:27,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:05:29,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:05:29,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:05:29,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289720192] [2024-07-22 20:05:29,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289720192] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:05:29,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:05:29,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-07-22 20:05:29,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386872447] [2024-07-22 20:05:29,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:05:29,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-07-22 20:05:29,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:05:29,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-07-22 20:05:29,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-07-22 20:05:29,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:29,295 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:05:29,296 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) [2024-07-22 20:05:29,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:29,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:29,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-07-22 20:05:29,452 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:29,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:29,453 INFO L85 PathProgramCache]: Analyzing trace with hash 92089077, now seen corresponding path program 1 times [2024-07-22 20:05:29,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:29,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970941138] [2024-07-22 20:05:29,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:29,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:05:33,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:05:33,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:05:33,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970941138] [2024-07-22 20:05:33,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970941138] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:05:33,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:05:33,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-07-22 20:05:33,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460684874] [2024-07-22 20:05:33,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:05:33,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-07-22 20:05:33,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:05:33,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-07-22 20:05:33,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-07-22 20:05:33,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:33,142 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:05:33,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 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) [2024-07-22 20:05:33,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:33,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:33,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:33,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:33,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-07-22 20:05:33,561 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:33,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:33,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1057770708, now seen corresponding path program 1 times [2024-07-22 20:05:33,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:33,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795189391] [2024-07-22 20:05:33,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:33,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:05:35,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:05:35,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:05:35,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795189391] [2024-07-22 20:05:35,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795189391] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:05:35,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:05:35,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-07-22 20:05:35,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577259125] [2024-07-22 20:05:35,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:05:35,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-07-22 20:05:35,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:05:35,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-07-22 20:05:35,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-07-22 20:05:35,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:35,738 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:05:35,738 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) [2024-07-22 20:05:35,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:35,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:35,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:36,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:36,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:36,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:36,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-07-22 20:05:36,198 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:36,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:36,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1460837875, now seen corresponding path program 1 times [2024-07-22 20:05:36,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:36,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003923068] [2024-07-22 20:05:36,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:36,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:05:37,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:05:37,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:05:37,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003923068] [2024-07-22 20:05:37,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003923068] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:05:37,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:05:37,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-07-22 20:05:37,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946386705] [2024-07-22 20:05:37,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:05:37,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-07-22 20:05:37,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:05:37,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-07-22 20:05:38,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-07-22 20:05:38,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:38,006 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:05:38,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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) [2024-07-22 20:05:38,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:38,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:38,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-07-22 20:05:38,448 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:38,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:38,449 INFO L85 PathProgramCache]: Analyzing trace with hash 741173771, now seen corresponding path program 1 times [2024-07-22 20:05:38,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:38,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363028694] [2024-07-22 20:05:38,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:38,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:05:41,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:05:41,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:05:41,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363028694] [2024-07-22 20:05:41,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363028694] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:05:41,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:05:41,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-07-22 20:05:41,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566850820] [2024-07-22 20:05:41,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:05:41,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-07-22 20:05:41,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:05:41,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-07-22 20:05:41,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-07-22 20:05:41,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:41,582 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:05:41,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-22 20:05:41,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:41,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:41,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:41,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:41,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:42,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:42,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:42,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:42,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:42,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:42,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-07-22 20:05:42,032 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:42,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:42,033 INFO L85 PathProgramCache]: Analyzing trace with hash 2120390771, now seen corresponding path program 1 times [2024-07-22 20:05:42,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:42,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065208341] [2024-07-22 20:05:42,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:42,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:05:43,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:05:43,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:05:43,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065208341] [2024-07-22 20:05:43,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065208341] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:05:43,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:05:43,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-07-22 20:05:43,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415141485] [2024-07-22 20:05:43,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:05:43,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-07-22 20:05:43,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:05:43,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-07-22 20:05:43,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-07-22 20:05:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:43,683 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:05:43,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 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) [2024-07-22 20:05:43,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:43,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:43,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:43,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:43,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:43,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:44,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:44,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:44,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:44,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:44,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:44,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:44,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-07-22 20:05:44,069 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:44,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:44,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1469547025, now seen corresponding path program 2 times [2024-07-22 20:05:44,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:44,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2428956] [2024-07-22 20:05:44,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:44,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:05:46,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:05:46,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:05:46,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2428956] [2024-07-22 20:05:46,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2428956] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:05:46,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:05:46,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-07-22 20:05:46,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865010353] [2024-07-22 20:05:46,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:05:46,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-07-22 20:05:46,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:05:46,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-07-22 20:05:46,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-07-22 20:05:46,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:46,963 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:05:46,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-22 20:05:46,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:46,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:46,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:46,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:46,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:46,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:46,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:47,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:47,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:47,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:47,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:47,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:47,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:47,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:47,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-07-22 20:05:47,472 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:47,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:47,472 INFO L85 PathProgramCache]: Analyzing trace with hash 292307622, now seen corresponding path program 2 times [2024-07-22 20:05:47,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:47,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332056797] [2024-07-22 20:05:47,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:47,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:47,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:05:49,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:05:49,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:05:49,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332056797] [2024-07-22 20:05:49,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332056797] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:05:49,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:05:49,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-07-22 20:05:49,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063168010] [2024-07-22 20:05:49,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:05:49,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-07-22 20:05:49,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:05:49,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-07-22 20:05:49,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-07-22 20:05:49,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:49,818 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:05:49,819 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) [2024-07-22 20:05:49,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:49,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:49,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:49,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:49,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:49,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:49,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:49,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:50,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:50,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:50,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:50,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:50,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:50,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:50,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:50,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-07-22 20:05:50,307 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:50,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:50,308 INFO L85 PathProgramCache]: Analyzing trace with hash 466030795, now seen corresponding path program 3 times [2024-07-22 20:05:50,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:50,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654682015] [2024-07-22 20:05:50,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:50,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:05:52,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:05:52,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:05:52,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654682015] [2024-07-22 20:05:52,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654682015] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:05:52,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:05:52,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-07-22 20:05:52,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087650855] [2024-07-22 20:05:52,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:05:52,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-07-22 20:05:52,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:05:52,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-07-22 20:05:52,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-07-22 20:05:52,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:52,863 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:05:52,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-22 20:05:52,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:52,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:52,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:52,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:52,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:52,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:52,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:52,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:52,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:53,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:53,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-07-22 20:05:53,269 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:53,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:53,269 INFO L85 PathProgramCache]: Analyzing trace with hash 327502645, now seen corresponding path program 4 times [2024-07-22 20:05:53,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:53,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590586461] [2024-07-22 20:05:53,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:53,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:53,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:05:55,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:05:55,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:05:55,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590586461] [2024-07-22 20:05:55,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590586461] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:05:55,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:05:55,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-07-22 20:05:55,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023449483] [2024-07-22 20:05:55,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:05:55,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-07-22 20:05:55,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:05:55,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-07-22 20:05:55,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-07-22 20:05:55,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:55,809 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:05:55,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-22 20:05:55,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:55,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:55,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:55,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:55,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:55,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:55,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:55,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:55,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:55,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:56,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:56,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:56,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:56,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:56,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:56,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:56,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:56,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:56,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:56,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:56,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-07-22 20:05:56,491 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:56,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:56,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1576062548, now seen corresponding path program 1 times [2024-07-22 20:05:56,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:56,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454595014] [2024-07-22 20:05:56,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:56,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:05:57,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:05:57,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:05:57,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454595014] [2024-07-22 20:05:57,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454595014] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:05:57,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:05:57,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-07-22 20:05:57,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448707683] [2024-07-22 20:05:57,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:05:57,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-07-22 20:05:57,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:05:57,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-07-22 20:05:57,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-07-22 20:05:57,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:57,284 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:05:57,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-22 20:05:57,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:57,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:57,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:57,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:57,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:57,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:57,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:57,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:57,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:57,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:57,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:57,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:57,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:57,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:57,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:57,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:57,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:57,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:57,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:57,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:57,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:57,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:57,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-07-22 20:05:57,492 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:57,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:57,493 INFO L85 PathProgramCache]: Analyzing trace with hash -381320812, now seen corresponding path program 3 times [2024-07-22 20:05:57,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:57,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125345344] [2024-07-22 20:05:57,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:57,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:05:59,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:05:59,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:05:59,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125345344] [2024-07-22 20:05:59,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125345344] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:05:59,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:05:59,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-07-22 20:05:59,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741449102] [2024-07-22 20:05:59,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:05:59,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-07-22 20:05:59,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:05:59,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-07-22 20:05:59,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-07-22 20:05:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:59,410 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:05:59,410 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) [2024-07-22 20:05:59,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:59,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:59,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:59,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:59,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:59,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:59,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:59,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:59,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:59,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:59,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:59,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:05:59,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:05:59,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:59,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:59,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:05:59,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:59,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:59,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:59,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:59,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:05:59,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:59,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:05:59,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:05:59,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-07-22 20:05:59,907 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:05:59,907 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:05:59,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1063957451, now seen corresponding path program 5 times [2024-07-22 20:05:59,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:05:59,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854966300] [2024-07-22 20:05:59,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:05:59,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:05:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:06:02,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:06:02,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:06:02,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854966300] [2024-07-22 20:06:02,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854966300] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:06:02,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:06:02,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-07-22 20:06:02,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822669388] [2024-07-22 20:06:02,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:06:02,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-07-22 20:06:02,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:06:02,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-07-22 20:06:02,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-07-22 20:06:02,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:06:02,584 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:06:02,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-22 20:06:02,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:06:02,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:02,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:02,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:02,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:02,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:02,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:02,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:02,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:02,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:02,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:02,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:02,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:06:03,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:06:03,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:03,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:03,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:03,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:03,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:03,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:03,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:03,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:03,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:03,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:03,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:03,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:03,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-07-22 20:06:03,124 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:06:03,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:06:03,125 INFO L85 PathProgramCache]: Analyzing trace with hash 31790738, now seen corresponding path program 1 times [2024-07-22 20:06:03,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:06:03,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090037522] [2024-07-22 20:06:03,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:06:03,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:06:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:06:04,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:06:04,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:06:04,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090037522] [2024-07-22 20:06:04,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090037522] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:06:04,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:06:04,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-07-22 20:06:04,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569635634] [2024-07-22 20:06:04,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:06:04,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-07-22 20:06:04,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:06:04,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-07-22 20:06:04,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-07-22 20:06:04,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:06:04,246 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:06:04,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-22 20:06:04,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:06:04,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:04,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:04,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:04,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:04,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:06:04,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:06:04,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:04,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:04,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:04,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:04,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:04,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:04,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:04,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:04,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:04,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:04,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:04,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:04,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-07-22 20:06:04,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-07-22 20:06:04,837 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:06:04,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:06:04,838 INFO L85 PathProgramCache]: Analyzing trace with hash 320092875, now seen corresponding path program 6 times [2024-07-22 20:06:04,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:06:04,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301731344] [2024-07-22 20:06:04,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:06:04,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:06:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:06:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:06:07,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:06:07,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301731344] [2024-07-22 20:06:07,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301731344] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:06:07,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:06:07,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-07-22 20:06:07,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831478766] [2024-07-22 20:06:07,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:06:07,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-07-22 20:06:07,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:06:07,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-07-22 20:06:07,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-07-22 20:06:07,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:06:07,691 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:06:07,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-22 20:06:07,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:06:07,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:07,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:07,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:07,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:07,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:07,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:07,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:07,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:07,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:07,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:07,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:07,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:07,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-07-22 20:06:07,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:06:08,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:06:08,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:08,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:08,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:08,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:08,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:08,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:08,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:08,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:08,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:08,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:08,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:08,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:08,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-07-22 20:06:08,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:08,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-07-22 20:06:08,245 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-22 20:06:08,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 20:06:08,245 INFO L85 PathProgramCache]: Analyzing trace with hash -903184203, now seen corresponding path program 1 times [2024-07-22 20:06:08,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 20:06:08,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994650542] [2024-07-22 20:06:08,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 20:06:08,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 20:06:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 20:06:10,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 20:06:10,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 20:06:10,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994650542] [2024-07-22 20:06:10,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994650542] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 20:06:10,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 20:06:10,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-07-22 20:06:10,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429050430] [2024-07-22 20:06:10,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 20:06:10,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-07-22 20:06:10,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 20:06:10,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-07-22 20:06:10,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-07-22 20:06:10,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:06:10,625 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 20:06:10,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 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) [2024-07-22 20:06:10,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:06:10,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:10,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:10,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:10,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:10,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:10,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:10,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:10,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:10,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:10,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:10,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:10,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:10,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-07-22 20:06:10,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:10,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 20:06:10,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 20:06:10,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:10,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:10,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-07-22 20:06:10,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:10,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:10,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:10,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:10,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-22 20:06:10,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:10,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-22 20:06:10,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:10,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:10,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-07-22 20:06:10,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-07-22 20:06:10,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-07-22 20:06:10,965 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-07-22 20:06:10,966 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-07-22 20:06:10,966 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-07-22 20:06:10,966 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-07-22 20:06:10,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-07-22 20:06:10,972 INFO L445 BasicCegarLoop]: Path program histogram: [6, 3, 1, 1, 1, 1, 1, 1, 1] [2024-07-22 20:06:10,975 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-07-22 20:06:10,975 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-07-22 20:06:10,977 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-07-22 20:06:10,977 INFO L508 ceAbstractionStarter]: WitnessConsidered=2 [2024-07-22 20:06:10,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 08:06:10 BasicIcfg [2024-07-22 20:06:10,978 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-07-22 20:06:10,979 INFO L158 Benchmark]: Toolchain (without parser) took 45479.76ms. Allocated memory was 146.8MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 72.9MB in the beginning and 924.1MB in the end (delta: -851.2MB). Peak memory consumption was 482.6MB. Max. memory is 16.1GB. [2024-07-22 20:06:10,979 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 113.2MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 20:06:10,979 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 146.8MB. Free memory is still 119.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 20:06:10,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 771.42ms. Allocated memory is still 146.8MB. Free memory was 72.6MB in the beginning and 98.2MB in the end (delta: -25.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-07-22 20:06:10,980 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.92ms. Allocated memory is still 146.8MB. Free memory was 98.2MB in the beginning and 91.2MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-07-22 20:06:10,980 INFO L158 Benchmark]: Boogie Preprocessor took 77.82ms. Allocated memory is still 146.8MB. Free memory was 91.2MB in the beginning and 88.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-07-22 20:06:10,981 INFO L158 Benchmark]: RCFGBuilder took 775.66ms. Allocated memory is still 146.8MB. Free memory was 88.4MB in the beginning and 76.6MB in the end (delta: 11.8MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2024-07-22 20:06:10,981 INFO L158 Benchmark]: TraceAbstraction took 43746.25ms. Allocated memory was 146.8MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 75.7MB in the beginning and 924.1MB in the end (delta: -848.3MB). Peak memory consumption was 482.1MB. Max. memory is 16.1GB. [2024-07-22 20:06:10,983 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.20ms. Allocated memory is still 113.2MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.18ms. Allocated memory is still 146.8MB. Free memory is still 119.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 771.42ms. Allocated memory is still 146.8MB. Free memory was 72.6MB in the beginning and 98.2MB in the end (delta: -25.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.92ms. Allocated memory is still 146.8MB. Free memory was 98.2MB in the beginning and 91.2MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.82ms. Allocated memory is still 146.8MB. Free memory was 91.2MB in the beginning and 88.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 775.66ms. Allocated memory is still 146.8MB. Free memory was 88.4MB in the beginning and 76.6MB in the end (delta: 11.8MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. * TraceAbstraction took 43746.25ms. Allocated memory was 146.8MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 75.7MB in the beginning and 924.1MB in the end (delta: -848.3MB). Peak memory consumption was 482.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3703, independent: 3401, independent conditional: 3211, independent unconditional: 190, dependent: 302, dependent conditional: 268, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3678, independent: 3401, independent conditional: 3211, independent unconditional: 190, dependent: 277, dependent conditional: 243, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3678, independent: 3401, independent conditional: 3211, independent unconditional: 190, dependent: 277, dependent conditional: 243, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6281, independent: 3401, independent conditional: 578, independent unconditional: 2823, dependent: 2880, dependent conditional: 2025, dependent unconditional: 855, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6281, independent: 3401, independent conditional: 578, independent unconditional: 2823, dependent: 2880, dependent conditional: 1842, dependent unconditional: 1038, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6281, independent: 3401, independent conditional: 578, independent unconditional: 2823, dependent: 2880, dependent conditional: 1842, dependent unconditional: 1038, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 443, independent: 261, independent conditional: 71, independent unconditional: 190, dependent: 182, dependent conditional: 143, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 443, independent: 179, independent conditional: 0, independent unconditional: 179, dependent: 264, dependent conditional: 0, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 264, independent: 82, independent conditional: 71, independent unconditional: 11, dependent: 182, dependent conditional: 143, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 264, independent: 82, independent conditional: 71, independent unconditional: 11, dependent: 182, dependent conditional: 143, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2762, independent: 947, independent conditional: 801, independent unconditional: 145, dependent: 1815, dependent conditional: 1418, dependent unconditional: 397, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6281, independent: 3140, independent conditional: 507, independent unconditional: 2633, dependent: 2698, dependent conditional: 1699, dependent unconditional: 999, unknown: 443, unknown conditional: 214, unknown unconditional: 229] , Statistics on independence cache: Total cache size (in pairs): 443, Positive cache size: 261, Positive conditional cache size: 71, Positive unconditional cache size: 190, Negative cache size: 182, Negative conditional cache size: 143, Negative unconditional cache size: 39, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 183, Maximal queried relation: 16, Independence queries for same thread: 25 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 87, Number of trivial persistent sets: 54, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 224, independent: 190, independent conditional: 0, independent unconditional: 190, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3703, independent: 3401, independent conditional: 3211, independent unconditional: 190, dependent: 302, dependent conditional: 268, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3678, independent: 3401, independent conditional: 3211, independent unconditional: 190, dependent: 277, dependent conditional: 243, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3678, independent: 3401, independent conditional: 3211, independent unconditional: 190, dependent: 277, dependent conditional: 243, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6281, independent: 3401, independent conditional: 578, independent unconditional: 2823, dependent: 2880, dependent conditional: 2025, dependent unconditional: 855, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6281, independent: 3401, independent conditional: 578, independent unconditional: 2823, dependent: 2880, dependent conditional: 1842, dependent unconditional: 1038, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6281, independent: 3401, independent conditional: 578, independent unconditional: 2823, dependent: 2880, dependent conditional: 1842, dependent unconditional: 1038, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 443, independent: 261, independent conditional: 71, independent unconditional: 190, dependent: 182, dependent conditional: 143, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 443, independent: 179, independent conditional: 0, independent unconditional: 179, dependent: 264, dependent conditional: 0, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 264, independent: 82, independent conditional: 71, independent unconditional: 11, dependent: 182, dependent conditional: 143, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 264, independent: 82, independent conditional: 71, independent unconditional: 11, dependent: 182, dependent conditional: 143, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2762, independent: 947, independent conditional: 801, independent unconditional: 145, dependent: 1815, dependent conditional: 1418, dependent unconditional: 397, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6281, independent: 3140, independent conditional: 507, independent unconditional: 2633, dependent: 2698, dependent conditional: 1699, dependent unconditional: 999, unknown: 443, unknown conditional: 214, unknown unconditional: 229] , Statistics on independence cache: Total cache size (in pairs): 443, Positive cache size: 261, Positive conditional cache size: 71, Positive unconditional cache size: 190, Negative cache size: 182, Negative conditional cache size: 143, Negative unconditional cache size: 39, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 183, Maximal queried relation: 16, Independence queries for same thread: 25 - PositiveResult [Line: 795]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 796]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 46 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 43.6s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 7.3s, 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: 129, 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, 0.6s SatisfiabilityAnalysisTime, 35.3s InterpolantComputationTime, 243 NumberOfCodeBlocks, 243 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 227 ConstructedInterpolants, 0 QuantifiedInterpolants, 15801 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-07-22 20:06:11,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-07-22 20:06:11,242 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