./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-20_10-08-36.files/mutex-meet-local/safe022_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 da67795f 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/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i ./goblint.2024-08-20_10-08-36.files/mutex-meet-local/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-eval-da67795-m [2024-08-27 00:55:27,908 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-27 00:55:27,966 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-27 00:55:27,971 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-27 00:55:27,972 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-27 00:55:27,994 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-27 00:55:27,995 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-27 00:55:27,995 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-27 00:55:27,996 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-27 00:55:28,000 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-27 00:55:28,000 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-27 00:55:28,001 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-27 00:55:28,001 INFO L153 SettingsManager]: * Use SBE=true [2024-08-27 00:55:28,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-27 00:55:28,004 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-27 00:55:28,004 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-27 00:55:28,004 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-27 00:55:28,005 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-27 00:55:28,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-27 00:55:28,005 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-27 00:55:28,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-27 00:55:28,009 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-27 00:55:28,009 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-27 00:55:28,010 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-27 00:55:28,010 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-27 00:55:28,010 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-27 00:55:28,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-27 00:55:28,011 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-27 00:55:28,011 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-27 00:55:28,011 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-27 00:55:28,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-27 00:55:28,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-27 00:55:28,012 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-27 00:55:28,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-27 00:55:28,012 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-27 00:55:28,013 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-27 00:55:28,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-27 00:55:28,013 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-27 00:55:28,013 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-27 00:55:28,014 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-27 00:55:28,014 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-27 00:55:28,016 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-27 00:55:28,016 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-27 00:55:28,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-27 00:55:28,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-27 00:55:28,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-27 00:55:28,344 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-27 00:55:28,344 INFO L274 PluginConnector]: CDTParser initialized [2024-08-27 00:55:28,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-08-27 00:55:29,746 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-27 00:55:30,032 INFO L384 CDTParser]: Found 1 translation units. [2024-08-27 00:55:30,033 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-08-27 00:55:30,056 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/933d29fae/6b97a818b6b142ebae432457e17f84fa/FLAGbda766297 [2024-08-27 00:55:30,342 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/933d29fae/6b97a818b6b142ebae432457e17f84fa [2024-08-27 00:55:30,344 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-27 00:55:30,344 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-27 00:55:30,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-20_10-08-36.files/mutex-meet-local/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.yml/witness.yml [2024-08-27 00:55:30,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-27 00:55:30,633 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-27 00:55:30,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-27 00:55:30,634 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-27 00:55:30,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-27 00:55:30,642 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:55:30" (1/2) ... [2024-08-27 00:55:30,642 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a0f6b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:55:30, skipping insertion in model container [2024-08-27 00:55:30,643 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:55:30" (1/2) ... [2024-08-27 00:55:30,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b8e35e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:55:30, skipping insertion in model container [2024-08-27 00:55:30,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.08 12:55:30" (2/2) ... [2024-08-27 00:55:30,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a0f6b9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:30, skipping insertion in model container [2024-08-27 00:55:30,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.08 12:55:30" (2/2) ... [2024-08-27 00:55:30,646 INFO L85 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-27 00:55:31,229 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-08-27 00:55:31,230 INFO L1541 ArrayList]: Location invariant before [L766-L766] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$mem_tmp >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$mem_tmp >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 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_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1 >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_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_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1) [2024-08-27 00:55:31,230 INFO L1541 ArrayList]: Location invariant before [L823-L823] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$mem_tmp >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$mem_tmp >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 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_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1 >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_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_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1) [2024-08-27 00:55:31,231 INFO L1541 ArrayList]: Location invariant before [L749-L749] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$mem_tmp >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$mem_tmp >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 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_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1 >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_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_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1) [2024-08-27 00:55:31,231 INFO L1541 ArrayList]: Location invariant before [L752-L752] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$mem_tmp >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$mem_tmp >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 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_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1 >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_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_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1) [2024-08-27 00:55:31,231 INFO L1541 ArrayList]: Location invariant before [L759-L759] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$mem_tmp >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$mem_tmp >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 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_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1 >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_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_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1) [2024-08-27 00:55:31,231 INFO L1541 ArrayList]: Location invariant before [L812-L812] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$mem_tmp >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$mem_tmp >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 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_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1 >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_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_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1) [2024-08-27 00:55:31,232 INFO L1541 ArrayList]: Location invariant before [L792-L792] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$mem_tmp >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$mem_tmp >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 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_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1 >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_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_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1) [2024-08-27 00:55:31,232 INFO L1541 ArrayList]: Location invariant before [L769-L769] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$mem_tmp >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$mem_tmp >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 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_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1 >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_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_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1) [2024-08-27 00:55:31,232 INFO L1541 ArrayList]: Location invariant before [L738-L738] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$mem_tmp >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$mem_tmp >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 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_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1 >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_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_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1) [2024-08-27 00:55:31,232 INFO L1541 ArrayList]: Location invariant before [L816-L816] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$mem_tmp >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$mem_tmp >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 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_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1 >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_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_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1) [2024-08-27 00:55:31,233 INFO L1541 ArrayList]: Location invariant before [L785-L785] ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= __unbuffered_cnt) && ((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$mem_tmp >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )__unbuffered_p1_EBX) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$r_buff0_thd1 >= 0LL)) && ((0LL - (long long )y$mem_tmp) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff0_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff0 >= 0LL)) && ((0LL - (long long )y$r_buff1_thd1) + (long long )y$w_buff1 >= 0LL)) && ((0LL - (long long )y$flush_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff0_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd0) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$r_buff1_thd2) - (long long )y$w_buff1_used >= 0LL)) && ((0LL - (long long )y$read_delayed) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EAX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )__unbuffered_p1_EBX) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )main$tmp_guard1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )x) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$mem_tmp) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff0_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$r_buff1_thd1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff0_used) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )y$w_buff1) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice0) - (long long )y$w_buff1_used >= 0LL)) && ((1LL - (long long )weak$$choice2) - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_cnt - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EAX - (long long )y$w_buff1_used >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$mem_tmp >= 0LL)) && ((long long )__unbuffered_p1_EBX - (long long )y$w_buff1_used >= 0LL)) && ((long long )main$tmp_guard1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )x - (long long )y$w_buff1_used >= 0LL)) && ((long long )y - (long long )y$mem_tmp >= 0LL)) && ((long long )y - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$flush_delayed - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$mem_tmp - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff0_thd1 - (long long )y$r_buff1_thd1 >= 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_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1 >= 0LL)) && ((long long )y$r_buff1_thd1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$r_buff1_thd2 - (long long )y$w_buff1_used >= 0LL)) && ((long long )y$read_delayed - (long long )y$w_buff1_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_used >= 0LL)) && ((long long )y$w_buff1 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice0 - (long long )y$w_buff1_used >= 0LL)) && ((long long )weak$$choice2 - (long long )y$w_buff1_used >= 0LL)) && (y$flush_delayed == (_Bool)0)) && (y$r_buff0_thd0 == (_Bool)0)) && (y$r_buff0_thd2 == (_Bool)0)) && (y$r_buff1_thd0 == (_Bool)0)) && (y$r_buff1_thd2 == (_Bool)0)) && (y$read_delayed == (_Bool)0)) && (y$read_delayed_var == 0)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (y$mem_tmp == 0 || y$mem_tmp == 1)) && (y$w_buff0 == 0 || y$w_buff0 == 1)) && (y$w_buff1 == 0 || y$w_buff1 == 1) [2024-08-27 00:55:31,282 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-27 00:55:31,641 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-27 00:55:31,652 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-27 00:55:31,959 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-27 00:55:32,014 INFO L206 MainTranslator]: Completed translation [2024-08-27 00:55:32,016 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32 WrapperNode [2024-08-27 00:55:32,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-27 00:55:32,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-27 00:55:32,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-27 00:55:32,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-27 00:55:32,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32" (1/1) ... [2024-08-27 00:55:32,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32" (1/1) ... [2024-08-27 00:55:32,120 INFO L138 Inliner]: procedures = 174, calls = 34, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 122 [2024-08-27 00:55:32,121 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-27 00:55:32,123 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-27 00:55:32,123 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-27 00:55:32,123 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-27 00:55:32,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32" (1/1) ... [2024-08-27 00:55:32,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32" (1/1) ... [2024-08-27 00:55:32,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32" (1/1) ... [2024-08-27 00:55:32,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32" (1/1) ... [2024-08-27 00:55:32,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32" (1/1) ... [2024-08-27 00:55:32,179 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32" (1/1) ... [2024-08-27 00:55:32,191 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32" (1/1) ... [2024-08-27 00:55:32,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32" (1/1) ... [2024-08-27 00:55:32,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-27 00:55:32,214 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-27 00:55:32,214 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-27 00:55:32,214 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-27 00:55:32,215 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32" (1/1) ... [2024-08-27 00:55:32,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-27 00:55:32,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 00:55:32,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-27 00:55:32,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-27 00:55:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-27 00:55:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-27 00:55:32,398 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-27 00:55:32,398 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-27 00:55:32,398 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-27 00:55:32,398 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-27 00:55:32,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-27 00:55:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-27 00:55:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-27 00:55:32,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-27 00:55:32,401 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-27 00:55:32,553 INFO L242 CfgBuilder]: Building ICFG [2024-08-27 00:55:32,555 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-27 00:55:33,505 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-27 00:55:33,505 INFO L291 CfgBuilder]: Performing block encoding [2024-08-27 00:55:34,008 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-27 00:55:34,008 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-27 00:55:34,008 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 12:55:34 BoogieIcfgContainer [2024-08-27 00:55:34,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-27 00:55:34,012 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-27 00:55:34,012 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-27 00:55:34,016 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-27 00:55:34,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 12:55:30" (1/4) ... [2024-08-27 00:55:34,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@448c44d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 12:55:34, skipping insertion in model container [2024-08-27 00:55:34,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.08 12:55:30" (2/4) ... [2024-08-27 00:55:34,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@448c44d6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.08 12:55:34, skipping insertion in model container [2024-08-27 00:55:34,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.08 12:55:32" (3/4) ... [2024-08-27 00:55:34,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@448c44d6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.08 12:55:34, skipping insertion in model container [2024-08-27 00:55:34,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 12:55:34" (4/4) ... [2024-08-27 00:55:34,020 INFO L112 eAbstractionObserver]: Analyzing ICFG safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-08-27 00:55:34,037 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-27 00:55:34,037 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2024-08-27 00:55:34,038 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-27 00:55:34,174 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-27 00:55:34,215 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-27 00:55:34,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-27 00:55:34,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 00:55:34,218 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-27 00:55:34,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-27 00:55:34,254 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-27 00:55:34,267 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2024-08-27 00:55:34,275 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;@1445ed0a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-27 00:55:34,276 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-27 00:55:34,794 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:55:34,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:55:34,801 INFO L85 PathProgramCache]: Analyzing trace with hash -228134335, now seen corresponding path program 1 times [2024-08-27 00:55:34,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:55:34,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792719128] [2024-08-27 00:55:34,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:55:34,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:55:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:55:36,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:55:36,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:55:36,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792719128] [2024-08-27 00:55:36,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792719128] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:55:36,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:55:36,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-27 00:55:36,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696646225] [2024-08-27 00:55:36,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:55:36,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-27 00:55:36,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:55:37,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-27 00:55:37,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-27 00:55:37,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:55:37,006 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:55:37,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:55:37,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:55:38,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:38,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-27 00:55:38,609 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:55:38,609 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:55:38,609 INFO L85 PathProgramCache]: Analyzing trace with hash -193749597, now seen corresponding path program 1 times [2024-08-27 00:55:38,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:55:38,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657632277] [2024-08-27 00:55:38,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:55:38,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:55:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:55:42,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:55:42,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:55:42,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657632277] [2024-08-27 00:55:42,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657632277] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:55:42,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:55:42,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-27 00:55:42,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488561289] [2024-08-27 00:55:42,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:55:42,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-27 00:55:42,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:55:42,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-27 00:55:42,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-27 00:55:42,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:55:42,224 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:55:42,224 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) [2024-08-27 00:55:42,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:42,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:55:45,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:45,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:45,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-27 00:55:45,689 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:55:45,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:55:45,690 INFO L85 PathProgramCache]: Analyzing trace with hash -1572321621, now seen corresponding path program 1 times [2024-08-27 00:55:45,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:55:45,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777324860] [2024-08-27 00:55:45,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:55:45,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:55:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:55:46,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:55:46,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:55:46,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777324860] [2024-08-27 00:55:46,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777324860] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:55:46,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:55:46,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-27 00:55:46,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856521215] [2024-08-27 00:55:46,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:55:46,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-27 00:55:46,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:55:46,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-27 00:55:46,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-27 00:55:46,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:55:46,130 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:55:46,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:55:46,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:46,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:46,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:55:46,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:46,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:46,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:55:46,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-27 00:55:46,489 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:55:46,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:55:46,490 INFO L85 PathProgramCache]: Analyzing trace with hash 364768361, now seen corresponding path program 1 times [2024-08-27 00:55:46,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:55:46,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049847162] [2024-08-27 00:55:46,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:55:46,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:55:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:55:52,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:55:52,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:55:52,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049847162] [2024-08-27 00:55:52,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049847162] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:55:52,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:55:52,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-27 00:55:52,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687023211] [2024-08-27 00:55:52,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:55:52,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-27 00:55:52,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:55:52,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-27 00:55:52,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-08-27 00:55:52,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:55:52,748 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:55:52,748 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) [2024-08-27 00:55:52,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:52,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:52,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:55:52,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:55:53,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:53,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:53,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:55:53,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:55:53,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-27 00:55:53,583 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:55:53,584 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:55:53,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1902762551, now seen corresponding path program 1 times [2024-08-27 00:55:53,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:55:53,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097482943] [2024-08-27 00:55:53,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:55:53,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:55:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:55:55,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:55:55,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:55:55,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097482943] [2024-08-27 00:55:55,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097482943] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:55:55,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:55:55,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-27 00:55:55,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855138911] [2024-08-27 00:55:55,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:55:55,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-27 00:55:55,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:55:55,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-27 00:55:55,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-08-27 00:55:55,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:55:55,538 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:55:55,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:55:55,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:55,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:55,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:55:55,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:55:55,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:55:56,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:56,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:55:56,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:55:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:55:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:55:56,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-27 00:55:56,035 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:55:56,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:55:56,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1101250031, now seen corresponding path program 2 times [2024-08-27 00:55:56,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:55:56,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548206083] [2024-08-27 00:55:56,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:55:56,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:55:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:00,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:00,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:00,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548206083] [2024-08-27 00:56:00,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548206083] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:00,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:00,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-27 00:56:00,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628595777] [2024-08-27 00:56:00,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:00,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-27 00:56:00,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:00,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-27 00:56:00,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-08-27 00:56:00,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:00,236 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:00,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:00,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:00,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:00,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:00,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:00,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:56:00,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:56:00,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:00,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-27 00:56:00,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-27 00:56:00,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-08-27 00:56:00,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-08-27 00:56:00,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-27 00:56:00,797 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2024-08-27 00:56:00,799 INFO L308 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE (1/3) [2024-08-27 00:56:00,805 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-27 00:56:00,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-27 00:56:00,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 00:56:00,808 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-27 00:56:00,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-08-27 00:56:00,813 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-27 00:56:00,813 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-27 00:56:00,814 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;@1445ed0a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-27 00:56:00,814 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-08-27 00:56:01,138 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-27 00:56:01,139 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:01,139 INFO L85 PathProgramCache]: Analyzing trace with hash -193751934, now seen corresponding path program 1 times [2024-08-27 00:56:01,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:01,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519897389] [2024-08-27 00:56:01,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:01,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:02,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:02,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:02,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519897389] [2024-08-27 00:56:02,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519897389] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:02,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:02,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-27 00:56:02,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113337459] [2024-08-27 00:56:02,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:02,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-27 00:56:02,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:02,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-27 00:56:02,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-27 00:56:02,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:02,211 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:02,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 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) [2024-08-27 00:56:02,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:03,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:03,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-27 00:56:03,006 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-27 00:56:03,007 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:03,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1509757084, now seen corresponding path program 1 times [2024-08-27 00:56:03,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:03,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733963891] [2024-08-27 00:56:03,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:03,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:03,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:05,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:05,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:05,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733963891] [2024-08-27 00:56:05,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733963891] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:05,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:05,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-27 00:56:05,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244711045] [2024-08-27 00:56:05,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:05,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-27 00:56:05,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:05,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-27 00:56:05,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-27 00:56:05,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:05,775 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:05,775 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.0) 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) [2024-08-27 00:56:05,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:05,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:06,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:06,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:06,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-27 00:56:06,093 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-27 00:56:06,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:06,093 INFO L85 PathProgramCache]: Analyzing trace with hash 824769094, now seen corresponding path program 1 times [2024-08-27 00:56:06,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:06,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767680399] [2024-08-27 00:56:06,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:06,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:07,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:07,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:07,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767680399] [2024-08-27 00:56:07,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767680399] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:07,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:07,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-27 00:56:07,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541115696] [2024-08-27 00:56:07,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:07,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-27 00:56:07,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:07,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-27 00:56:07,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-08-27 00:56:07,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:07,545 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:07,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:07,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:07,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:07,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:08,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:08,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:08,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:08,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-27 00:56:08,641 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-27 00:56:08,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:08,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1821238088, now seen corresponding path program 1 times [2024-08-27 00:56:08,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:08,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156650538] [2024-08-27 00:56:08,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:08,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:08,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:11,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:11,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:11,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156650538] [2024-08-27 00:56:11,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156650538] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:11,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:11,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-27 00:56:11,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670503991] [2024-08-27 00:56:11,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:11,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-27 00:56:11,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:11,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-27 00:56:11,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-08-27 00:56:11,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:11,447 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:11,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.9) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:11,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:11,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:11,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:11,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:13,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:13,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:13,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:13,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:13,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-27 00:56:13,454 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-27 00:56:13,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:13,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1411925132, now seen corresponding path program 1 times [2024-08-27 00:56:13,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:13,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700102212] [2024-08-27 00:56:13,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:13,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:15,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:15,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:15,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700102212] [2024-08-27 00:56:15,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700102212] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:15,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:15,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-27 00:56:15,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448959107] [2024-08-27 00:56:15,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:15,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-27 00:56:15,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:15,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-27 00:56:15,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-08-27 00:56:15,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:15,563 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:15,564 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:15,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:15,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:15,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:15,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:15,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:16,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:16,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:16,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:16,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:16,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:16,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-27 00:56:16,269 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-27 00:56:16,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:16,269 INFO L85 PathProgramCache]: Analyzing trace with hash 867602926, now seen corresponding path program 2 times [2024-08-27 00:56:16,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:16,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683670475] [2024-08-27 00:56:16,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:16,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:18,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:18,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:18,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683670475] [2024-08-27 00:56:18,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683670475] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:18,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:18,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-27 00:56:18,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336942181] [2024-08-27 00:56:18,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:18,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-27 00:56:18,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:18,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-27 00:56:18,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-08-27 00:56:18,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:18,632 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:18,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.111111111111111) internal successors, (19), 9 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:18,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:18,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:18,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:18,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:18,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:18,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:19,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:19,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:19,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:19,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:19,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:19,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:19,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-08-27 00:56:19,507 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-27 00:56:19,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:19,507 INFO L85 PathProgramCache]: Analyzing trace with hash -46026287, now seen corresponding path program 1 times [2024-08-27 00:56:19,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:19,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302165177] [2024-08-27 00:56:19,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:19,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:21,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:21,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:21,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302165177] [2024-08-27 00:56:21,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302165177] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:21,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:21,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-27 00:56:21,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656407233] [2024-08-27 00:56:21,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:21,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-27 00:56:21,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:21,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-27 00:56:21,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-08-27 00:56:21,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:21,049 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:21,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:21,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:21,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:21,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:21,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:21,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:21,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:21,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:21,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:21,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-08-27 00:56:21,602 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-27 00:56:21,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:21,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1003410266, now seen corresponding path program 3 times [2024-08-27 00:56:21,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:21,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51756760] [2024-08-27 00:56:21,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:21,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:23,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:23,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:23,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51756760] [2024-08-27 00:56:23,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51756760] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:23,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:23,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-27 00:56:23,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117544395] [2024-08-27 00:56:23,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:23,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-27 00:56:23,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:23,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-27 00:56:23,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-08-27 00:56:23,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:23,948 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:23,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.9) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:23,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:23,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:23,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:23,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:23,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:23,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:23,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:23,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:24,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:24,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:24,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:24,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:24,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:24,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:24,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:24,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:24,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-08-27 00:56:24,550 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-27 00:56:24,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:24,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1187131242, now seen corresponding path program 2 times [2024-08-27 00:56:24,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:24,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386108252] [2024-08-27 00:56:24,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:24,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:26,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:26,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:26,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386108252] [2024-08-27 00:56:26,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386108252] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:26,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:26,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-27 00:56:26,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960599899] [2024-08-27 00:56:26,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:26,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-27 00:56:26,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:26,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-27 00:56:26,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-08-27 00:56:26,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:26,367 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:26,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:26,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:26,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:26,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:26,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:26,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:26,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:26,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:26,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:26,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:27,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:27,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:27,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:27,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:27,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:27,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:27,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:27,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:27,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:27,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-08-27 00:56:27,141 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-08-27 00:56:27,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:27,141 INFO L85 PathProgramCache]: Analyzing trace with hash -410960564, now seen corresponding path program 4 times [2024-08-27 00:56:27,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:27,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023110300] [2024-08-27 00:56:27,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:27,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:27,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:29,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:29,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:29,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023110300] [2024-08-27 00:56:29,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023110300] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:29,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:29,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-27 00:56:29,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628053259] [2024-08-27 00:56:29,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:29,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-27 00:56:29,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:29,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-27 00:56:29,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-08-27 00:56:29,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:29,438 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:29,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.111111111111111) internal successors, (19), 9 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:29,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:29,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:29,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:29,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:29,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:29,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:29,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:29,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:29,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:29,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:30,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:30,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:30,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:30,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:30,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:30,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:30,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:30,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:30,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:56:30,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:56:30,121 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 5 remaining) [2024-08-27 00:56:30,121 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 5 remaining) [2024-08-27 00:56:30,121 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 5 remaining) [2024-08-27 00:56:30,121 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-08-27 00:56:30,121 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-08-27 00:56:30,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-08-27 00:56:30,123 INFO L445 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1] [2024-08-27 00:56:30,123 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE (2/3) [2024-08-27 00:56:30,127 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-27 00:56:30,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-27 00:56:30,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-27 00:56:30,130 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-27 00:56:30,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-08-27 00:56:30,134 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-27 00:56:30,134 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork1 ======== [2024-08-27 00:56:30,135 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;@1445ed0a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-27 00:56:30,135 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-27 00:56:30,405 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:56:30,406 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:30,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1512002013, now seen corresponding path program 1 times [2024-08-27 00:56:30,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:30,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881611747] [2024-08-27 00:56:30,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:30,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:31,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:31,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:31,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881611747] [2024-08-27 00:56:31,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881611747] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:31,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:31,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-27 00:56:31,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871245370] [2024-08-27 00:56:31,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:31,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-27 00:56:31,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:31,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-27 00:56:31,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-27 00:56:31,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:31,384 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:31,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:31,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:32,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:32,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-08-27 00:56:32,175 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:56:32,175 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:32,175 INFO L85 PathProgramCache]: Analyzing trace with hash 822401157, now seen corresponding path program 1 times [2024-08-27 00:56:32,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:32,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390935613] [2024-08-27 00:56:32,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:32,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:34,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:34,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:34,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390935613] [2024-08-27 00:56:34,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390935613] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:34,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:34,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-27 00:56:34,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786843493] [2024-08-27 00:56:34,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:34,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-27 00:56:34,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:34,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-27 00:56:34,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-08-27 00:56:34,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:34,439 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:34,439 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:34,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:34,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:34,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:34,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:34,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-08-27 00:56:34,658 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:56:34,658 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:34,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1965837593, now seen corresponding path program 1 times [2024-08-27 00:56:34,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:34,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111819712] [2024-08-27 00:56:34,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:34,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:36,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:36,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:36,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111819712] [2024-08-27 00:56:36,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111819712] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:36,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:36,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-27 00:56:36,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256105695] [2024-08-27 00:56:36,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:36,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-27 00:56:36,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:36,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-27 00:56:36,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-08-27 00:56:36,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:36,237 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:36,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:36,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:36,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:36,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:36,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:36,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:36,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:36,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-08-27 00:56:36,727 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:56:36,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:36,727 INFO L85 PathProgramCache]: Analyzing trace with hash 307881609, now seen corresponding path program 1 times [2024-08-27 00:56:36,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:36,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749003592] [2024-08-27 00:56:36,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:36,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:36,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:36,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:36,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749003592] [2024-08-27 00:56:36,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749003592] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:36,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:36,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-27 00:56:36,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096861879] [2024-08-27 00:56:36,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:36,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-27 00:56:36,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:36,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-27 00:56:36,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-08-27 00:56:36,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:36,967 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:36,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:36,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:36,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:36,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:36,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:37,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:37,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:37,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:37,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:37,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-08-27 00:56:37,170 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:56:37,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:37,170 INFO L85 PathProgramCache]: Analyzing trace with hash -811393013, now seen corresponding path program 1 times [2024-08-27 00:56:37,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:37,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841910805] [2024-08-27 00:56:37,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:37,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:39,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:39,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:39,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841910805] [2024-08-27 00:56:39,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841910805] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:39,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:39,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-27 00:56:39,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319652528] [2024-08-27 00:56:39,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:39,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-27 00:56:39,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:39,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-27 00:56:39,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-08-27 00:56:39,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:39,512 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:39,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 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) [2024-08-27 00:56:39,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:39,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:39,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:39,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:39,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:39,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:39,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:39,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:39,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:39,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:39,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-08-27 00:56:39,845 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:56:39,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:39,846 INFO L85 PathProgramCache]: Analyzing trace with hash 616620810, now seen corresponding path program 1 times [2024-08-27 00:56:39,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:39,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098193814] [2024-08-27 00:56:39,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:39,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:41,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:41,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:41,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098193814] [2024-08-27 00:56:41,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098193814] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:41,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:41,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-27 00:56:41,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86894326] [2024-08-27 00:56:41,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:41,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-27 00:56:41,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:41,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-27 00:56:41,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-08-27 00:56:41,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:41,982 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:41,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:41,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:41,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:41,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:41,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:41,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:41,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:42,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:42,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:42,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:42,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:42,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:42,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:42,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-08-27 00:56:42,214 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:56:42,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:42,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1935376365, now seen corresponding path program 1 times [2024-08-27 00:56:42,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:42,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232859558] [2024-08-27 00:56:42,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:42,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:42,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:45,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:45,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:45,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232859558] [2024-08-27 00:56:45,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232859558] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:45,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:45,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-27 00:56:45,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118594797] [2024-08-27 00:56:45,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:45,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-27 00:56:45,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:45,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-27 00:56:45,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-08-27 00:56:45,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:45,998 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:45,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:45,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:45,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:45,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:45,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:45,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:45,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:45,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:46,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:46,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:46,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:46,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:46,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:46,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:46,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:46,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-08-27 00:56:46,616 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:56:46,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:46,616 INFO L85 PathProgramCache]: Analyzing trace with hash -246708532, now seen corresponding path program 1 times [2024-08-27 00:56:46,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:46,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168594801] [2024-08-27 00:56:46,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:46,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:46,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:48,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:48,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:48,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168594801] [2024-08-27 00:56:48,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168594801] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:48,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:48,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-27 00:56:48,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604949232] [2024-08-27 00:56:48,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:48,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-27 00:56:48,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:48,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-27 00:56:48,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-08-27 00:56:48,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:48,742 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:48,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:56:48,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:48,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:48,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:48,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:48,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:48,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:48,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:48,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:49,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:49,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:49,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:49,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:49,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:49,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:49,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:49,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:49,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-08-27 00:56:49,012 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:56:49,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:49,012 INFO L85 PathProgramCache]: Analyzing trace with hash -863683986, now seen corresponding path program 1 times [2024-08-27 00:56:49,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:49,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833880064] [2024-08-27 00:56:49,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:49,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:53,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:53,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:53,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833880064] [2024-08-27 00:56:53,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833880064] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:53,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:53,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-27 00:56:53,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503022439] [2024-08-27 00:56:53,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:53,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-27 00:56:53,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:53,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-27 00:56:53,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-08-27 00:56:53,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:53,682 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:53,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 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) [2024-08-27 00:56:53,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:53,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:53,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:53,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:53,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:53,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:53,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:53,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:53,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:54,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:54,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:54,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:54,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:54,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:54,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:54,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:54,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:54,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:56:54,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-08-27 00:56:54,944 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:56:54,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:54,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1577082289, now seen corresponding path program 1 times [2024-08-27 00:56:54,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:54,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508088800] [2024-08-27 00:56:54,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:54,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:56:58,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:56:58,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:56:58,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508088800] [2024-08-27 00:56:58,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508088800] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:56:58,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:56:58,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-27 00:56:58,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002246782] [2024-08-27 00:56:58,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:56:58,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-27 00:56:58,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:56:58,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-27 00:56:58,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-08-27 00:56:58,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:58,444 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:56:58,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.875) internal successors, (15), 7 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) [2024-08-27 00:56:58,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:58,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:58,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:58,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:58,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:58,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:58,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:58,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:58,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:56:58,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:56:58,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:58,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:56:58,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:58,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:58,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:58,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:56:58,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:58,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:56:58,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:56:58,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:56:58,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-08-27 00:56:58,863 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:56:58,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:56:58,864 INFO L85 PathProgramCache]: Analyzing trace with hash 547429549, now seen corresponding path program 2 times [2024-08-27 00:56:58,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:56:58,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469409870] [2024-08-27 00:56:58,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:56:58,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:56:58,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:57:00,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:57:00,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:57:00,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469409870] [2024-08-27 00:57:00,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469409870] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:57:00,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:57:00,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-27 00:57:00,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478884916] [2024-08-27 00:57:00,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:57:00,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-27 00:57:00,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:57:00,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-27 00:57:00,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-08-27 00:57:00,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:00,719 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:57:00,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:57:00,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:00,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:00,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:00,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:00,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:00,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:00,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:00,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:00,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:00,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:00,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:01,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:01,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:01,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:01,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:01,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:01,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:01,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:01,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:01,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:01,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:01,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:01,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-08-27 00:57:01,286 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:57:01,286 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:57:01,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1143902657, now seen corresponding path program 1 times [2024-08-27 00:57:01,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:57:01,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996979680] [2024-08-27 00:57:01,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:57:01,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:57:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:57:02,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:57:02,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:57:02,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996979680] [2024-08-27 00:57:02,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996979680] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:57:02,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:57:02,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-27 00:57:02,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28224911] [2024-08-27 00:57:02,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:57:02,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-27 00:57:02,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:57:02,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-27 00:57:02,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-08-27 00:57:02,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:02,691 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:57:02,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.8571428571428572) 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) [2024-08-27 00:57:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:02,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:02,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:03,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:03,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:03,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:03,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:03,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:03,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:03,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:03,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:03,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:03,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:03,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:03,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:03,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-08-27 00:57:03,038 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:57:03,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:57:03,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1731860916, now seen corresponding path program 2 times [2024-08-27 00:57:03,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:57:03,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986462491] [2024-08-27 00:57:03,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:57:03,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:57:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:57:04,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:57:04,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:57:04,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986462491] [2024-08-27 00:57:04,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986462491] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:57:04,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:57:04,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-27 00:57:04,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328982486] [2024-08-27 00:57:04,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:57:04,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-27 00:57:04,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:57:04,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-27 00:57:04,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-08-27 00:57:04,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:04,798 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:57:04,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:57:04,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:04,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:04,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:04,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:04,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:04,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:04,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:04,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:04,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:04,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:04,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:04,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:04,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:05,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:05,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:05,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:05,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:05,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:05,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:05,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:05,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:05,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:05,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:05,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:05,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:05,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:05,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-08-27 00:57:05,466 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:57:05,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:57:05,467 INFO L85 PathProgramCache]: Analyzing trace with hash 221227786, now seen corresponding path program 2 times [2024-08-27 00:57:05,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:57:05,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415269270] [2024-08-27 00:57:05,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:57:05,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:57:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:57:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:57:09,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:57:09,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415269270] [2024-08-27 00:57:09,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415269270] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:57:09,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:57:09,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-27 00:57:09,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833381666] [2024-08-27 00:57:09,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:57:09,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-27 00:57:09,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:57:09,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-27 00:57:09,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-08-27 00:57:09,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:09,531 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:57:09,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 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) [2024-08-27 00:57:09,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:09,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:09,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:09,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:09,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:09,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:09,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:09,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:09,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:09,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:09,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:09,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:09,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:09,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:09,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:09,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:09,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:09,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:09,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:09,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:09,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:09,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:09,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:09,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:09,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:09,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:09,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:09,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:09,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-08-27 00:57:09,994 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:57:09,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:57:09,994 INFO L85 PathProgramCache]: Analyzing trace with hash 220987815, now seen corresponding path program 2 times [2024-08-27 00:57:09,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:57:09,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976094238] [2024-08-27 00:57:09,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:57:09,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:57:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:57:13,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:57:13,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:57:13,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976094238] [2024-08-27 00:57:13,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976094238] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:57:13,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:57:13,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-27 00:57:13,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691983458] [2024-08-27 00:57:13,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:57:13,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-27 00:57:13,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:57:13,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-27 00:57:13,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-08-27 00:57:13,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:13,280 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:57:13,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.6666666666666667) 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) [2024-08-27 00:57:13,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:13,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:13,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:13,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:13,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:13,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:13,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:13,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:13,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:13,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:13,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:13,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:13,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:13,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:13,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:13,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:13,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:13,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:13,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-08-27 00:57:13,858 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:57:13,859 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:57:13,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1915946501, now seen corresponding path program 3 times [2024-08-27 00:57:13,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:57:13,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960328607] [2024-08-27 00:57:13,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:57:13,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:57:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:57:15,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:57:15,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:57:15,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960328607] [2024-08-27 00:57:15,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960328607] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:57:15,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:57:15,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-27 00:57:15,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762882203] [2024-08-27 00:57:15,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:57:15,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-27 00:57:15,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:57:15,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-27 00:57:15,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-08-27 00:57:15,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:15,758 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:57:15,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:15,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:15,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:15,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:16,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:16,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:16,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:16,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:16,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:16,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:16,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-08-27 00:57:16,167 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT, P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-08-27 00:57:16,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-27 00:57:16,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1143902872, now seen corresponding path program 1 times [2024-08-27 00:57:16,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-27 00:57:16,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870719859] [2024-08-27 00:57:16,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-27 00:57:16,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-27 00:57:16,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-27 00:57:18,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-27 00:57:18,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-27 00:57:18,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870719859] [2024-08-27 00:57:18,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870719859] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-27 00:57:18,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-27 00:57:18,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-27 00:57:18,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417527306] [2024-08-27 00:57:18,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-27 00:57:18,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-27 00:57:18,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-27 00:57:18,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-27 00:57:18,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-08-27 00:57:18,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:18,567 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-27 00:57:18,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-27 00:57:18,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:18,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:18,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:18,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:18,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:18,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:18,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:18,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:18,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:18,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:18,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:18,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:18,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:18,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:18,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:18,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:18,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-27 00:57:18,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-27 00:57:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-27 00:57:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-27 00:57:18,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:18,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:18,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:18,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-27 00:57:18,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:18,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:18,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-27 00:57:18,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:18,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-27 00:57:18,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-27 00:57:18,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-27 00:57:18,940 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-08-27 00:57:18,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-08-27 00:57:18,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-08-27 00:57:18,942 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-27 00:57:18,942 INFO L308 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE (3/3) [2024-08-27 00:57:18,943 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-27 00:57:18,943 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-27 00:57:18,946 INFO L507 ceAbstractionStarter]: Automizer considered 11 witness invariants [2024-08-27 00:57:18,946 INFO L508 ceAbstractionStarter]: WitnessConsidered=11 [2024-08-27 00:57:18,947 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 12:57:18 BasicIcfg [2024-08-27 00:57:18,947 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-27 00:57:18,948 INFO L158 Benchmark]: Toolchain (without parser) took 108314.77ms. Allocated memory was 167.8MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 102.4MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 165.7MB. Max. memory is 16.1GB. [2024-08-27 00:57:18,949 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-27 00:57:18,949 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 167.8MB. Free memory is still 134.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-27 00:57:18,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1382.12ms. Allocated memory is still 167.8MB. Free memory was 102.4MB in the beginning and 128.2MB in the end (delta: -25.8MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2024-08-27 00:57:18,950 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.47ms. Allocated memory is still 167.8MB. Free memory was 128.2MB in the beginning and 116.7MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-08-27 00:57:18,950 INFO L158 Benchmark]: Boogie Preprocessor took 89.79ms. Allocated memory is still 167.8MB. Free memory was 116.7MB in the beginning and 111.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-27 00:57:18,951 INFO L158 Benchmark]: RCFGBuilder took 1795.13ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 111.4MB in the beginning and 130.1MB in the end (delta: -18.7MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. [2024-08-27 00:57:18,951 INFO L158 Benchmark]: TraceAbstraction took 104935.33ms. Allocated memory was 201.3MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 129.1MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 159.9MB. Max. memory is 16.1GB. [2024-08-27 00:57:18,952 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 167.8MB. Free memory is still 134.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1382.12ms. Allocated memory is still 167.8MB. Free memory was 102.4MB in the beginning and 128.2MB in the end (delta: -25.8MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.47ms. Allocated memory is still 167.8MB. Free memory was 128.2MB in the beginning and 116.7MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.79ms. Allocated memory is still 167.8MB. Free memory was 116.7MB in the beginning and 111.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1795.13ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 111.4MB in the beginning and 130.1MB in the end (delta: -18.7MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. * TraceAbstraction took 104935.33ms. Allocated memory was 201.3MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 129.1MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 159.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1797, independent: 1558, independent conditional: 1010, independent unconditional: 548, dependent: 239, dependent conditional: 227, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1593, independent: 1558, independent conditional: 1010, independent unconditional: 548, dependent: 35, dependent conditional: 23, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1593, independent: 1558, independent conditional: 1010, independent unconditional: 548, dependent: 35, dependent conditional: 23, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1677, independent: 1558, independent conditional: 24, independent unconditional: 1534, dependent: 119, dependent conditional: 60, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1677, independent: 1558, independent conditional: 24, independent unconditional: 1534, dependent: 119, dependent conditional: 57, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1677, independent: 1558, independent conditional: 24, independent unconditional: 1534, dependent: 119, dependent conditional: 57, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 581, independent: 559, independent conditional: 11, independent unconditional: 548, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 581, independent: 346, independent conditional: 0, independent unconditional: 346, dependent: 235, dependent conditional: 0, dependent unconditional: 235, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 235, independent: 213, independent conditional: 11, independent unconditional: 202, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 235, independent: 213, independent conditional: 11, independent unconditional: 202, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5903, independent: 5034, independent conditional: 177, independent unconditional: 4857, dependent: 869, dependent conditional: 395, dependent unconditional: 474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1677, independent: 999, independent conditional: 13, independent unconditional: 986, dependent: 97, dependent conditional: 47, dependent unconditional: 50, unknown: 581, unknown conditional: 21, unknown unconditional: 560] , Statistics on independence cache: Total cache size (in pairs): 581, Positive cache size: 559, Positive conditional cache size: 11, Positive unconditional cache size: 548, Negative cache size: 22, Negative conditional cache size: 10, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3, Maximal queried relation: 4, Independence queries for same thread: 204 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 5.4s, Number of persistent set computation: 81, Number of trivial persistent sets: 55, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 560, independent: 548, independent conditional: 0, independent unconditional: 548, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1797, independent: 1558, independent conditional: 1010, independent unconditional: 548, dependent: 239, dependent conditional: 227, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1593, independent: 1558, independent conditional: 1010, independent unconditional: 548, dependent: 35, dependent conditional: 23, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1593, independent: 1558, independent conditional: 1010, independent unconditional: 548, dependent: 35, dependent conditional: 23, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1677, independent: 1558, independent conditional: 24, independent unconditional: 1534, dependent: 119, dependent conditional: 60, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1677, independent: 1558, independent conditional: 24, independent unconditional: 1534, dependent: 119, dependent conditional: 57, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1677, independent: 1558, independent conditional: 24, independent unconditional: 1534, dependent: 119, dependent conditional: 57, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 581, independent: 559, independent conditional: 11, independent unconditional: 548, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 581, independent: 346, independent conditional: 0, independent unconditional: 346, dependent: 235, dependent conditional: 0, dependent unconditional: 235, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 235, independent: 213, independent conditional: 11, independent unconditional: 202, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 235, independent: 213, independent conditional: 11, independent unconditional: 202, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5903, independent: 5034, independent conditional: 177, independent unconditional: 4857, dependent: 869, dependent conditional: 395, dependent unconditional: 474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1677, independent: 999, independent conditional: 13, independent unconditional: 986, dependent: 97, dependent conditional: 47, dependent unconditional: 50, unknown: 581, unknown conditional: 21, unknown unconditional: 560] , Statistics on independence cache: Total cache size (in pairs): 581, Positive cache size: 559, Positive conditional cache size: 11, Positive unconditional cache size: 548, Negative cache size: 22, Negative conditional cache size: 10, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3, Maximal queried relation: 4, Independence queries for same thread: 204 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6783, independent: 5495, independent conditional: 4912, independent unconditional: 583, dependent: 1288, dependent conditional: 1275, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5644, independent: 5495, independent conditional: 4912, independent unconditional: 583, dependent: 149, dependent conditional: 136, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5644, independent: 5495, independent conditional: 4912, independent unconditional: 583, dependent: 149, dependent conditional: 136, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6145, independent: 5495, independent conditional: 68, independent unconditional: 5427, dependent: 650, dependent conditional: 433, dependent unconditional: 217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6145, independent: 5495, independent conditional: 68, independent unconditional: 5427, dependent: 650, dependent conditional: 416, dependent unconditional: 234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6145, independent: 5495, independent conditional: 68, independent unconditional: 5427, dependent: 650, dependent conditional: 416, dependent unconditional: 234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 655, independent: 597, independent conditional: 14, independent unconditional: 583, dependent: 58, dependent conditional: 45, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 655, independent: 370, independent conditional: 0, independent unconditional: 370, dependent: 285, dependent conditional: 0, dependent unconditional: 285, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 285, independent: 227, independent conditional: 14, independent unconditional: 213, dependent: 58, dependent conditional: 45, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 285, independent: 227, independent conditional: 14, independent unconditional: 213, dependent: 58, dependent conditional: 45, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4944, independent: 3603, independent conditional: 184, independent unconditional: 3419, dependent: 1342, dependent conditional: 1113, dependent unconditional: 229, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6145, independent: 4898, independent conditional: 54, independent unconditional: 4844, dependent: 592, dependent conditional: 371, dependent unconditional: 221, unknown: 655, unknown conditional: 59, unknown unconditional: 596] , Statistics on independence cache: Total cache size (in pairs): 655, Positive cache size: 597, Positive conditional cache size: 14, Positive unconditional cache size: 583, Negative cache size: 58, Negative conditional cache size: 45, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17, Maximal queried relation: 7, Independence queries for same thread: 1139 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 3.7s, Number of persistent set computation: 199, Number of trivial persistent sets: 95, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 596, independent: 583, independent conditional: 0, independent unconditional: 583, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6783, independent: 5495, independent conditional: 4912, independent unconditional: 583, dependent: 1288, dependent conditional: 1275, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5644, independent: 5495, independent conditional: 4912, independent unconditional: 583, dependent: 149, dependent conditional: 136, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5644, independent: 5495, independent conditional: 4912, independent unconditional: 583, dependent: 149, dependent conditional: 136, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6145, independent: 5495, independent conditional: 68, independent unconditional: 5427, dependent: 650, dependent conditional: 433, dependent unconditional: 217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6145, independent: 5495, independent conditional: 68, independent unconditional: 5427, dependent: 650, dependent conditional: 416, dependent unconditional: 234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6145, independent: 5495, independent conditional: 68, independent unconditional: 5427, dependent: 650, dependent conditional: 416, dependent unconditional: 234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 655, independent: 597, independent conditional: 14, independent unconditional: 583, dependent: 58, dependent conditional: 45, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 655, independent: 370, independent conditional: 0, independent unconditional: 370, dependent: 285, dependent conditional: 0, dependent unconditional: 285, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 285, independent: 227, independent conditional: 14, independent unconditional: 213, dependent: 58, dependent conditional: 45, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 285, independent: 227, independent conditional: 14, independent unconditional: 213, dependent: 58, dependent conditional: 45, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4944, independent: 3603, independent conditional: 184, independent unconditional: 3419, dependent: 1342, dependent conditional: 1113, dependent unconditional: 229, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6145, independent: 4898, independent conditional: 54, independent unconditional: 4844, dependent: 592, dependent conditional: 371, dependent unconditional: 221, unknown: 655, unknown conditional: 59, unknown unconditional: 596] , Statistics on independence cache: Total cache size (in pairs): 655, Positive cache size: 597, Positive conditional cache size: 14, Positive unconditional cache size: 583, Negative cache size: 58, Negative conditional cache size: 45, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17, Maximal queried relation: 7, Independence queries for same thread: 1139 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3918, independent: 3080, independent conditional: 2513, independent unconditional: 567, dependent: 838, dependent conditional: 827, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3132, independent: 3080, independent conditional: 2513, independent unconditional: 567, dependent: 52, dependent conditional: 41, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3132, independent: 3080, independent conditional: 2513, independent unconditional: 567, dependent: 52, dependent conditional: 41, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3456, independent: 3080, independent conditional: 20, independent unconditional: 3060, dependent: 376, dependent conditional: 304, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3456, independent: 3080, independent conditional: 20, independent unconditional: 3060, dependent: 376, dependent conditional: 304, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3456, independent: 3080, independent conditional: 20, independent unconditional: 3060, dependent: 376, dependent conditional: 304, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 621, independent: 581, independent conditional: 14, independent unconditional: 567, dependent: 40, dependent conditional: 29, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 621, independent: 376, independent conditional: 0, independent unconditional: 376, dependent: 245, dependent conditional: 0, dependent unconditional: 245, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 245, independent: 205, independent conditional: 14, independent unconditional: 191, dependent: 40, dependent conditional: 29, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 245, independent: 205, independent conditional: 14, independent unconditional: 191, dependent: 40, dependent conditional: 29, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3985, independent: 2783, independent conditional: 149, independent unconditional: 2634, dependent: 1202, dependent conditional: 1014, dependent unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3456, independent: 2499, independent conditional: 6, independent unconditional: 2493, dependent: 336, dependent conditional: 275, dependent unconditional: 61, unknown: 621, unknown conditional: 43, unknown unconditional: 578] , Statistics on independence cache: Total cache size (in pairs): 621, Positive cache size: 581, Positive conditional cache size: 14, Positive unconditional cache size: 567, Negative cache size: 40, Negative conditional cache size: 29, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 12, Independence queries for same thread: 786 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.9s, Number of persistent set computation: 135, Number of trivial persistent sets: 135, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 578, independent: 567, independent conditional: 0, independent unconditional: 567, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3918, independent: 3080, independent conditional: 2513, independent unconditional: 567, dependent: 838, dependent conditional: 827, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3132, independent: 3080, independent conditional: 2513, independent unconditional: 567, dependent: 52, dependent conditional: 41, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3132, independent: 3080, independent conditional: 2513, independent unconditional: 567, dependent: 52, dependent conditional: 41, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3456, independent: 3080, independent conditional: 20, independent unconditional: 3060, dependent: 376, dependent conditional: 304, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3456, independent: 3080, independent conditional: 20, independent unconditional: 3060, dependent: 376, dependent conditional: 304, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3456, independent: 3080, independent conditional: 20, independent unconditional: 3060, dependent: 376, dependent conditional: 304, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 621, independent: 581, independent conditional: 14, independent unconditional: 567, dependent: 40, dependent conditional: 29, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 621, independent: 376, independent conditional: 0, independent unconditional: 376, dependent: 245, dependent conditional: 0, dependent unconditional: 245, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 245, independent: 205, independent conditional: 14, independent unconditional: 191, dependent: 40, dependent conditional: 29, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 245, independent: 205, independent conditional: 14, independent unconditional: 191, dependent: 40, dependent conditional: 29, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3985, independent: 2783, independent conditional: 149, independent unconditional: 2634, dependent: 1202, dependent conditional: 1014, dependent unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3456, independent: 2499, independent conditional: 6, independent unconditional: 2493, dependent: 336, dependent conditional: 275, dependent unconditional: 61, unknown: 621, unknown conditional: 43, unknown unconditional: 578] , Statistics on independence cache: Total cache size (in pairs): 621, Positive cache size: 581, Positive conditional cache size: 14, Positive unconditional cache size: 567, Negative cache size: 40, Negative conditional cache size: 29, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 12, Independence queries for same thread: 786 - PositiveResult [Line: 766]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 769]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 785]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 792]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 812]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 816]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 823]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 738]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 749]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 752]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 759]: 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: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 60 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 26.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 7.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 31, 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, 0.5s SatisfiabilityAnalysisTime, 17.9s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 66 ConstructedInterpolants, 0 QuantifiedInterpolants, 2817 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 60 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 29.3s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 8.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 20.3s InterpolantComputationTime, 156 NumberOfCodeBlocks, 156 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 8345 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P0Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 60 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 48.8s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 8.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 98, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 39.7s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 235 ConstructedInterpolants, 0 QuantifiedInterpolants, 12556 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 11 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-27 00:57:18,998 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-08-27 00:57:19,194 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2024-08-27 00:57:19,394 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 [2024-08-27 00:57:19,609 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