./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix031.oepc.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/mix031.oepc.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee 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/mix031.oepc.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/mix031.oepc.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-13 19:02:23,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 19:02:23,090 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 19:02:23,093 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 19:02:23,094 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 19:02:23,114 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 19:02:23,115 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 19:02:23,115 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 19:02:23,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 19:02:23,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 19:02:23,117 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 19:02:23,125 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 19:02:23,126 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 19:02:23,126 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 19:02:23,127 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 19:02:23,128 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 19:02:23,128 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 19:02:23,128 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 19:02:23,128 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 19:02:23,129 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 19:02:23,129 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 19:02:23,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 19:02:23,131 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 19:02:23,131 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 19:02:23,131 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 19:02:23,131 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 19:02:23,132 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 19:02:23,132 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 19:02:23,132 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 19:02:23,132 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 19:02:23,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 19:02:23,133 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 19:02:23,133 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 19:02:23,133 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 19:02:23,133 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 19:02:23,133 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 19:02:23,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 19:02:23,134 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 19:02:23,134 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 19:02:23,134 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 19:02:23,134 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 19:02:23,136 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 19:02:23,136 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-13 19:02:23,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 19:02:23,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 19:02:23,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 19:02:23,357 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 19:02:23,357 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 19:02:23,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/mix031.oepc.yml/witness.yml [2024-08-13 19:02:23,513 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 19:02:23,513 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 19:02:23,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix031.oepc.i [2024-08-13 19:02:24,661 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 19:02:24,874 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 19:02:24,874 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix031.oepc.i [2024-08-13 19:02:24,885 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d390d645c/e2c1e6c68eae4151aad384343855d011/FLAG9d55e04e7 [2024-08-13 19:02:25,240 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d390d645c/e2c1e6c68eae4151aad384343855d011 [2024-08-13 19:02:25,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 19:02:25,241 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 19:02:25,242 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 19:02:25,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 19:02:25,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 19:02:25,246 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 07:02:23" (1/2) ... [2024-08-13 19:02:25,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4646689b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 07:02:25, skipping insertion in model container [2024-08-13 19:02:25,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 07:02:23" (1/2) ... [2024-08-13 19:02:25,248 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60e4ff8d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 07:02:25, skipping insertion in model container [2024-08-13 19:02:25,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 07:02:25" (2/2) ... [2024-08-13 19:02:25,248 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4646689b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25, skipping insertion in model container [2024-08-13 19:02:25,248 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 07:02:25" (2/2) ... [2024-08-13 19:02:25,249 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-13 19:02:25,303 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 19:02:25,304 INFO L97 edCorrectnessWitness]: Location invariant before [L831-L831] (((((((((((((((((((! multithreaded || (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1)) && (! multithreaded || a$r_buff1_thd2 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1))) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || a$read_delayed_var == 0)) && (! multithreaded || (a == 0 || a == 1))) && (! multithreaded || a$r_buff0_thd2 == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p0_EBX) + (long long )y >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )z >= 0LL) && (0LL - (long long )__unbuffered_p1_EBX) + (long long )a >= 0LL) && (0LL - (long long )__unbuffered_p1_EBX) + (long long )a$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p1_EBX) + (long long )a$r_buff0_thd1 >= 0LL) && (0LL - (long long )__unbuffered_p1_EBX) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a) + (long long )a$r_buff0_thd1 >= 0LL) && (0LL - (long long )a) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$mem_tmp) + (long long )a$r_buff0_thd1 >= 0LL) && (0LL - (long long )a$mem_tmp) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd1) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd1) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd1) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$w_buff1_used) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$w_buff1_used) + (long long )x >= 0LL) && (0LL - (long long )a$w_buff1_used) + (long long )y >= 0LL) && (0LL - (long long )a$w_buff1_used) + (long long )z >= 0LL) && (0LL - (long long )a$w_buff1_used) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$w_buff1_used) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )x >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )z >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$r_buff0_thd0 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$w_buff0_used >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )x >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )y >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )z >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )weak$$choice2 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$mem_tmp >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$mem_tmp >= 0LL) && (1LL + (long long )__unbuffered_p0_EBX) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_p0_EBX) - (long long )a$mem_tmp >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$mem_tmp >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$mem_tmp >= 0LL) && (0LL - (long long )a$flush_delayed) - (long long )a$w_buff1_used >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$w_buff1_used >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$w_buff1_used >= 0LL) && (0LL - (long long )a$r_buff1_thd0) - (long long )a$w_buff1_used >= 0LL) && (0LL - (long long )a$r_buff1_thd2) - (long long )a$w_buff1_used >= 0LL) && (0LL - (long long )a$read_delayed) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p0_EAX) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$flush_delayed) - (long long )a$mem_tmp >= 0LL) && (1LL - (long long )a$mem_tmp) - (long long )a$r_buff0_thd0 >= 0LL) && (1LL - (long long )a$mem_tmp) - (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )a$mem_tmp) - (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )a$mem_tmp) - (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$mem_tmp) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$mem_tmp) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$r_buff1_thd1) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$w_buff0) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$w_buff0_used) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$w_buff1) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$w_buff1_used) - (long long )x >= 0LL) && (2LL - (long long )__unbuffered_p0_EAX) - (long long )__unbuffered_p1_EBX >= 0LL) && (2LL - (long long )__unbuffered_p0_EAX) - (long long )a$mem_tmp >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a$mem_tmp >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a$r_buff0_thd1 >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a$r_buff1_thd1 >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a$w_buff0 >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a$w_buff0_used >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )x >= 0LL) && (2LL - (long long )a) - (long long )a$mem_tmp >= 0LL) && (2LL - (long long )a$mem_tmp) - (long long )a$r_buff0_thd1 >= 0LL) && (2LL - (long long )a$mem_tmp) - (long long )a$r_buff1_thd1 >= 0LL) && (2LL - (long long )a$mem_tmp) - (long long )a$w_buff0 >= 0LL) && (2LL - (long long )a$mem_tmp) - (long long )a$w_buff0_used >= 0LL) && (2LL - (long long )a$mem_tmp) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )a$mem_tmp) - (long long )x >= 0LL) && (long long )__unbuffered_cnt - (long long )a$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EBX - (long long )a$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$w_buff1_used >= 0LL) && (long long )a - (long long )a$mem_tmp >= 0LL) && (long long )a - (long long )a$w_buff1_used >= 0LL) && (long long )a$flush_delayed - (long long )a$w_buff1_used >= 0LL) && (long long )a$mem_tmp - (long long )a$w_buff1_used >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$w_buff1_used >= 0LL) && (long long )a$r_buff0_thd1 - (long long )a$r_buff1_thd1 >= 0LL) && (long long )a$r_buff0_thd1 - (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff0_thd1 - (long long )a$w_buff0_used >= 0LL) && (long long )a$r_buff0_thd1 - (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff0_thd1 - (long long )a$w_buff1_used >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$w_buff1_used >= 0LL) && (long long )a$r_buff1_thd0 - (long long )a$w_buff1_used >= 0LL) && (long long )a$r_buff1_thd1 - (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff1_thd1 - (long long )a$w_buff1_used >= 0LL) && (long long )a$r_buff1_thd2 - (long long )a$w_buff1_used >= 0LL) && (long long )a$read_delayed - (long long )a$w_buff1_used >= 0LL) && (long long )a$w_buff0 - (long long )a$w_buff0_used >= 0LL) && (long long )a$w_buff0 - (long long )a$w_buff1 >= 0LL) && (long long )a$w_buff0 - (long long )a$w_buff1_used >= 0LL) && (long long )a$w_buff0_used - (long long )a$w_buff1_used >= 0LL) && (long long )a$w_buff1 - (long long )a$w_buff1_used >= 0LL))) && (! multithreaded || a$read_delayed == (_Bool)0)) && (! multithreaded || a$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (a$mem_tmp == 0 || a$mem_tmp == 1))) && (! multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt && a$flush_delayed == (_Bool)0) && a$r_buff0_thd0 == (_Bool)0) && a$r_buff0_thd2 == (_Bool)0) && a$r_buff1_thd0 == (_Bool)0) && a$r_buff1_thd2 == (_Bool)0) && a$read_delayed == (_Bool)0) && a$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (a == 0 || a == 1)) && (a$mem_tmp == 0 || a$mem_tmp == 1)) && (a$w_buff0 == 0 || a$w_buff0 == 1)) && (a$w_buff1 == 0 || a$w_buff1 == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (z == 0 || z == 1)))) && (! multithreaded || a$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (a$w_buff1 == 0 || a$w_buff1 == 1))) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || (z == 0 || z == 1))) && (! multithreaded || (a$w_buff0 == 0 || a$w_buff0 == 1)) [2024-08-13 19:02:25,306 INFO L97 edCorrectnessWitness]: Location invariant before [L830-L830] (((((((((((((((((((! multithreaded || (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1)) && (! multithreaded || a$r_buff1_thd2 == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1))) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || a$read_delayed_var == 0)) && (! multithreaded || (a == 0 || a == 1))) && (! multithreaded || a$r_buff0_thd2 == (_Bool)0)) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0LL - (long long )__unbuffered_p0_EAX) + (long long )x >= 0LL && (0LL - (long long )__unbuffered_p0_EBX) + (long long )y >= 0LL) && (0LL - (long long )__unbuffered_p1_EAX) + (long long )z >= 0LL) && (0LL - (long long )__unbuffered_p1_EBX) + (long long )a >= 0LL) && (0LL - (long long )__unbuffered_p1_EBX) + (long long )a$mem_tmp >= 0LL) && (0LL - (long long )__unbuffered_p1_EBX) + (long long )a$r_buff0_thd1 >= 0LL) && (0LL - (long long )__unbuffered_p1_EBX) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a) + (long long )a$r_buff0_thd1 >= 0LL) && (0LL - (long long )a) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$mem_tmp) + (long long )a$r_buff0_thd1 >= 0LL) && (0LL - (long long )a$mem_tmp) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff0_thd1) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd1) + (long long )a$w_buff0 >= 0LL) && (0LL - (long long )a$r_buff1_thd1) + (long long )a$w_buff1 >= 0LL) && (0LL - (long long )a$w_buff1_used) + (long long )main$tmp_guard1 >= 0LL) && (0LL - (long long )a$w_buff1_used) + (long long )x >= 0LL) && (0LL - (long long )a$w_buff1_used) + (long long )y >= 0LL) && (0LL - (long long )a$w_buff1_used) + (long long )z >= 0LL) && (0LL - (long long )a$w_buff1_used) + (long long )weak$$choice0 >= 0LL) && (0LL - (long long )a$w_buff1_used) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$w_buff0_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$w_buff1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )x >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )y >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )z >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) + (long long )weak$$choice2 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$r_buff0_thd0 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$r_buff1_thd1 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$w_buff0_used >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$w_buff1 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )x >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )y >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )z >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )weak$$choice0 >= 0LL) && (1LL - (long long )a$mem_tmp) + (long long )weak$$choice2 >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )a$mem_tmp >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_p0_EAX) - (long long )a$mem_tmp >= 0LL) && (1LL + (long long )__unbuffered_p0_EBX) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_p0_EBX) - (long long )a$mem_tmp >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )__unbuffered_p1_EBX >= 0LL) && (1LL + (long long )__unbuffered_p1_EAX) - (long long )a$mem_tmp >= 0LL) && (1LL + (long long )a$flush_delayed) - (long long )a$mem_tmp >= 0LL) && (0LL - (long long )a$flush_delayed) - (long long )a$w_buff1_used >= 0LL) && (0LL - (long long )a$r_buff0_thd0) - (long long )a$w_buff1_used >= 0LL) && (0LL - (long long )a$r_buff0_thd2) - (long long )a$w_buff1_used >= 0LL) && (0LL - (long long )a$r_buff1_thd0) - (long long )a$w_buff1_used >= 0LL) && (0LL - (long long )a$r_buff1_thd2) - (long long )a$w_buff1_used >= 0LL) && (0LL - (long long )a$read_delayed) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p0_EAX) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$flush_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$r_buff0_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )__unbuffered_p1_EBX) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$flush_delayed) - (long long )a$mem_tmp >= 0LL) && (1LL - (long long )a$mem_tmp) - (long long )a$r_buff0_thd0 >= 0LL) && (1LL - (long long )a$mem_tmp) - (long long )a$r_buff0_thd2 >= 0LL) && (1LL - (long long )a$mem_tmp) - (long long )a$r_buff1_thd0 >= 0LL) && (1LL - (long long )a$mem_tmp) - (long long )a$r_buff1_thd2 >= 0LL) && (1LL - (long long )a$mem_tmp) - (long long )a$read_delayed >= 0LL) && (1LL - (long long )a$mem_tmp) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$r_buff0_thd1) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$r_buff1_thd1) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$w_buff0) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$w_buff0_used) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$w_buff1) - (long long )a$w_buff1_used >= 0LL) && (1LL - (long long )a$w_buff1_used) - (long long )x >= 0LL) && (2LL - (long long )__unbuffered_p0_EAX) - (long long )__unbuffered_p1_EBX >= 0LL) && (2LL - (long long )__unbuffered_p0_EAX) - (long long )a$mem_tmp >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a$mem_tmp >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a$r_buff0_thd1 >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a$r_buff1_thd1 >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a$w_buff0 >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a$w_buff0_used >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )__unbuffered_p1_EBX) - (long long )x >= 0LL) && (2LL - (long long )a) - (long long )a$mem_tmp >= 0LL) && (2LL - (long long )a$mem_tmp) - (long long )a$r_buff0_thd1 >= 0LL) && (2LL - (long long )a$mem_tmp) - (long long )a$r_buff1_thd1 >= 0LL) && (2LL - (long long )a$mem_tmp) - (long long )a$w_buff0 >= 0LL) && (2LL - (long long )a$mem_tmp) - (long long )a$w_buff0_used >= 0LL) && (2LL - (long long )a$mem_tmp) - (long long )a$w_buff1 >= 0LL) && (2LL - (long long )a$mem_tmp) - (long long )x >= 0LL) && (long long )__unbuffered_cnt - (long long )a$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EAX - (long long )a$w_buff1_used >= 0LL) && (long long )__unbuffered_p0_EBX - (long long )a$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EAX - (long long )a$w_buff1_used >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$mem_tmp >= 0LL) && (long long )__unbuffered_p1_EBX - (long long )a$w_buff1_used >= 0LL) && (long long )a - (long long )a$mem_tmp >= 0LL) && (long long )a - (long long )a$w_buff1_used >= 0LL) && (long long )a$flush_delayed - (long long )a$w_buff1_used >= 0LL) && (long long )a$mem_tmp - (long long )a$w_buff1_used >= 0LL) && (long long )a$r_buff0_thd0 - (long long )a$w_buff1_used >= 0LL) && (long long )a$r_buff0_thd1 - (long long )a$r_buff1_thd1 >= 0LL) && (long long )a$r_buff0_thd1 - (long long )a$w_buff0 >= 0LL) && (long long )a$r_buff0_thd1 - (long long )a$w_buff0_used >= 0LL) && (long long )a$r_buff0_thd1 - (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff0_thd1 - (long long )a$w_buff1_used >= 0LL) && (long long )a$r_buff0_thd2 - (long long )a$w_buff1_used >= 0LL) && (long long )a$r_buff1_thd0 - (long long )a$w_buff1_used >= 0LL) && (long long )a$r_buff1_thd1 - (long long )a$w_buff1 >= 0LL) && (long long )a$r_buff1_thd1 - (long long )a$w_buff1_used >= 0LL) && (long long )a$r_buff1_thd2 - (long long )a$w_buff1_used >= 0LL) && (long long )a$read_delayed - (long long )a$w_buff1_used >= 0LL) && (long long )a$w_buff0 - (long long )a$w_buff0_used >= 0LL) && (long long )a$w_buff0 - (long long )a$w_buff1 >= 0LL) && (long long )a$w_buff0 - (long long )a$w_buff1_used >= 0LL) && (long long )a$w_buff0_used - (long long )a$w_buff1_used >= 0LL) && (long long )a$w_buff1 - (long long )a$w_buff1_used >= 0LL))) && (! multithreaded || a$read_delayed == (_Bool)0)) && (! multithreaded || a$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (a$mem_tmp == 0 || a$mem_tmp == 1))) && (! multithreaded || ((((((((((((((((((0 <= __unbuffered_cnt && a$flush_delayed == (_Bool)0) && a$r_buff0_thd0 == (_Bool)0) && a$r_buff0_thd2 == (_Bool)0) && a$r_buff1_thd0 == (_Bool)0) && a$r_buff1_thd2 == (_Bool)0) && a$read_delayed == (_Bool)0) && a$read_delayed_var == 0) && (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1)) && (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1)) && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1)) && (a == 0 || a == 1)) && (a$mem_tmp == 0 || a$mem_tmp == 1)) && (a$w_buff0 == 0 || a$w_buff0 == 1)) && (a$w_buff1 == 0 || a$w_buff1 == 1)) && (x == 0 || x == 1)) && (y == 0 || y == 1)) && (z == 0 || z == 1)))) && (! multithreaded || a$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (a$w_buff1 == 0 || a$w_buff1 == 1))) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || (z == 0 || z == 1))) && (! multithreaded || (a$w_buff0 == 0 || a$w_buff0 == 1)) [2024-08-13 19:02:25,306 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-13 19:02:25,306 INFO L106 edCorrectnessWitness]: ghost_update [L828-L828] multithreaded = 1; [2024-08-13 19:02:25,341 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 19:02:25,593 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 19:02:25,603 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-13 19:02:25,768 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 19:02:25,795 INFO L206 MainTranslator]: Completed translation [2024-08-13 19:02:25,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25 WrapperNode [2024-08-13 19:02:25,795 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 19:02:25,796 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-13 19:02:25,796 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-13 19:02:25,796 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-13 19:02:25,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25" (1/1) ... [2024-08-13 19:02:25,816 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25" (1/1) ... [2024-08-13 19:02:25,871 INFO L138 Inliner]: procedures = 174, calls = 42, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 123 [2024-08-13 19:02:25,871 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-13 19:02:25,872 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-13 19:02:25,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-13 19:02:25,872 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-13 19:02:25,879 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25" (1/1) ... [2024-08-13 19:02:25,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25" (1/1) ... [2024-08-13 19:02:25,883 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25" (1/1) ... [2024-08-13 19:02:25,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25" (1/1) ... [2024-08-13 19:02:25,898 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25" (1/1) ... [2024-08-13 19:02:25,900 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25" (1/1) ... [2024-08-13 19:02:25,903 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25" (1/1) ... [2024-08-13 19:02:25,906 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25" (1/1) ... [2024-08-13 19:02:25,910 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-13 19:02:25,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-13 19:02:25,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-13 19:02:25,911 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-13 19:02:25,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25" (1/1) ... [2024-08-13 19:02:25,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 19:02:25,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 19:02:25,943 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) [2024-08-13 19:02:25,946 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 [2024-08-13 19:02:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-13 19:02:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-13 19:02:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-13 19:02:25,975 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-13 19:02:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-13 19:02:25,976 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-13 19:02:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-13 19:02:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-13 19:02:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-13 19:02:25,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-13 19:02:25,977 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-13 19:02:26,078 INFO L244 CfgBuilder]: Building ICFG [2024-08-13 19:02:26,079 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-13 19:02:26,497 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-13 19:02:26,497 INFO L293 CfgBuilder]: Performing block encoding [2024-08-13 19:02:26,630 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-13 19:02:26,631 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-13 19:02:26,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 07:02:26 BoogieIcfgContainer [2024-08-13 19:02:26,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-13 19:02:26,634 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-13 19:02:26,635 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-13 19:02:26,638 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-13 19:02:26,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 07:02:23" (1/4) ... [2024-08-13 19:02:26,639 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6246795b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 13.08 07:02:26, skipping insertion in model container [2024-08-13 19:02:26,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 07:02:25" (2/4) ... [2024-08-13 19:02:26,639 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6246795b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 07:02:26, skipping insertion in model container [2024-08-13 19:02:26,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 07:02:25" (3/4) ... [2024-08-13 19:02:26,640 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6246795b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 07:02:26, skipping insertion in model container [2024-08-13 19:02:26,640 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 07:02:26" (4/4) ... [2024-08-13 19:02:26,641 INFO L112 eAbstractionObserver]: Analyzing ICFG mix031.oepc.i [2024-08-13 19:02:26,654 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-13 19:02:26,654 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-08-13 19:02:26,654 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-13 19:02:26,697 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-13 19:02:26,731 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 19:02:26,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-13 19:02:26,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 19:02:26,733 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) [2024-08-13 19:02:26,734 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 [2024-08-13 19:02:26,765 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-13 19:02:26,774 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-13 19:02:26,781 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;@77cf7cbd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 19:02:26,781 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-13 19:02:26,980 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:02:26,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:02:26,985 INFO L85 PathProgramCache]: Analyzing trace with hash 341599561, now seen corresponding path program 1 times [2024-08-13 19:02:26,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:02:26,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674229520] [2024-08-13 19:02:26,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:02:26,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:02:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:02:29,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:02:29,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:02:29,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674229520] [2024-08-13 19:02:29,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674229520] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:02:29,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:02:29,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-13 19:02:29,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727238180] [2024-08-13 19:02:29,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:02:29,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-13 19:02:29,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:02:29,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-13 19:02:29,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-13 19:02:29,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:29,139 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:02:29,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-13 19:02:29,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:29,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:29,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-13 19:02:29,441 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:02:29,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:02:29,442 INFO L85 PathProgramCache]: Analyzing trace with hash -839691939, now seen corresponding path program 1 times [2024-08-13 19:02:29,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:02:29,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153781816] [2024-08-13 19:02:29,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:02:29,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:02:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:02:33,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:02:33,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:02:33,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153781816] [2024-08-13 19:02:33,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153781816] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:02:33,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:02:33,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-13 19:02:33,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513986954] [2024-08-13 19:02:33,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:02:33,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-13 19:02:33,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:02:33,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-13 19:02:33,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-08-13 19:02:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:33,998 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:02:33,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 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) [2024-08-13 19:02:33,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:33,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:34,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:34,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-13 19:02:34,985 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:02:34,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:02:34,986 INFO L85 PathProgramCache]: Analyzing trace with hash -606301477, now seen corresponding path program 1 times [2024-08-13 19:02:34,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:02:34,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511142263] [2024-08-13 19:02:34,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:02:34,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:02:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:02:37,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:02:37,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:02:37,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511142263] [2024-08-13 19:02:37,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511142263] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:02:37,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:02:37,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-13 19:02:37,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264539830] [2024-08-13 19:02:37,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:02:37,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-13 19:02:37,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:02:37,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-13 19:02:37,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-08-13 19:02:37,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:37,739 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:02:37,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 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) [2024-08-13 19:02:37,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:37,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:37,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:38,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:38,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:38,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:38,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-13 19:02:38,235 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:02:38,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:02:38,236 INFO L85 PathProgramCache]: Analyzing trace with hash -435200826, now seen corresponding path program 1 times [2024-08-13 19:02:38,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:02:38,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293082380] [2024-08-13 19:02:38,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:02:38,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:02:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:02:40,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:02:40,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:02:40,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293082380] [2024-08-13 19:02:40,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293082380] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:02:40,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:02:40,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-13 19:02:40,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036435836] [2024-08-13 19:02:40,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:02:40,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-13 19:02:40,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:02:40,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-13 19:02:40,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-08-13 19:02:40,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:40,355 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:02:40,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-13 19:02:40,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:40,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:40,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:40,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:40,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:40,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:40,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:40,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:40,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-13 19:02:40,740 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:02:40,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:02:40,740 INFO L85 PathProgramCache]: Analyzing trace with hash 817244570, now seen corresponding path program 1 times [2024-08-13 19:02:40,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:02:40,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192915328] [2024-08-13 19:02:40,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:02:40,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:02:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:02:42,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:02:42,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:02:42,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192915328] [2024-08-13 19:02:42,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192915328] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:02:42,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:02:42,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-13 19:02:42,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753796542] [2024-08-13 19:02:42,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:02:42,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-13 19:02:42,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:02:42,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-13 19:02:42,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-08-13 19:02:42,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:42,521 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:02:42,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-13 19:02:42,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:42,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:42,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:42,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:42,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:02:43,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-13 19:02:43,002 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:02:43,003 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:02:43,003 INFO L85 PathProgramCache]: Analyzing trace with hash 123076258, now seen corresponding path program 1 times [2024-08-13 19:02:43,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:02:43,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73618043] [2024-08-13 19:02:43,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:02:43,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:02:43,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:02:46,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:02:46,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:02:46,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73618043] [2024-08-13 19:02:46,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73618043] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:02:46,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:02:46,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-13 19:02:46,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044000208] [2024-08-13 19:02:46,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:02:46,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-08-13 19:02:46,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:02:46,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-08-13 19:02:46,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2024-08-13 19:02:46,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:46,976 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:02:46,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 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) [2024-08-13 19:02:46,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:46,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:46,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:46,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:46,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:02:46,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:47,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:47,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:47,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:47,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:47,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:02:47,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:02:47,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-13 19:02:47,643 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:02:47,643 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:02:47,643 INFO L85 PathProgramCache]: Analyzing trace with hash 759868064, now seen corresponding path program 1 times [2024-08-13 19:02:47,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:02:47,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35124594] [2024-08-13 19:02:47,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:02:47,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:02:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:02:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:02:49,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:02:49,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35124594] [2024-08-13 19:02:49,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35124594] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:02:49,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:02:49,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-13 19:02:49,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870455633] [2024-08-13 19:02:49,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:02:49,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-13 19:02:49,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:02:49,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-13 19:02:49,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-08-13 19:02:49,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:49,651 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:02:49,651 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) [2024-08-13 19:02:49,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:49,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:49,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:49,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:49,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:02:49,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:02:49,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:50,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:50,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:50,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:50,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:50,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:02:50,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:02:50,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:02:50,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-13 19:02:50,214 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:02:50,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:02:50,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1548531809, now seen corresponding path program 1 times [2024-08-13 19:02:50,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:02:50,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614969528] [2024-08-13 19:02:50,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:02:50,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:02:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:02:52,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:02:52,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:02:52,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614969528] [2024-08-13 19:02:52,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614969528] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:02:52,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:02:52,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-13 19:02:52,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330104721] [2024-08-13 19:02:52,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:02:52,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-13 19:02:52,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:02:52,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-13 19:02:52,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-08-13 19:02:52,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:52,143 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:02:52,143 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) [2024-08-13 19:02:52,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:52,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:52,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:52,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:52,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:02:52,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:02:52,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:02:52,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:52,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:52,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:52,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:52,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:52,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:02:52,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:02:52,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:02:52,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:52,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-13 19:02:52,706 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:02:52,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:02:52,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1612616033, now seen corresponding path program 1 times [2024-08-13 19:02:52,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:02:52,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026045395] [2024-08-13 19:02:52,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:02:52,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:02:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:02:54,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:02:54,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:02:54,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026045395] [2024-08-13 19:02:54,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026045395] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:02:54,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:02:54,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-13 19:02:54,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554531748] [2024-08-13 19:02:54,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:02:54,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-13 19:02:54,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:02:54,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-13 19:02:54,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-08-13 19:02:54,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:54,398 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:02:54,399 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) [2024-08-13 19:02:54,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:54,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:54,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:54,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:54,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:02:54,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:02:54,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:02:54,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:54,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:54,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:54,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:02:54,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:02:54,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:02:54,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:54,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:54,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-13 19:02:54,826 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:02:54,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:02:54,827 INFO L85 PathProgramCache]: Analyzing trace with hash -606209856, now seen corresponding path program 1 times [2024-08-13 19:02:54,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:02:54,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412253844] [2024-08-13 19:02:54,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:02:54,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:02:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:02:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:02:56,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:02:56,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412253844] [2024-08-13 19:02:56,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412253844] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:02:56,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:02:56,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-13 19:02:56,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463980645] [2024-08-13 19:02:56,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:02:56,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-13 19:02:56,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:02:56,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-13 19:02:56,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-08-13 19:02:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:56,264 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:02:56,264 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) [2024-08-13 19:02:56,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:56,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:56,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:56,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:56,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:02:56,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:02:56,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:02:56,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:56,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:56,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:02:56,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:02:56,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:56,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:56,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:56,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:02:56,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:02:56,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:02:56,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:02:56,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:02:56,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:02:56,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-13 19:02:56,646 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:02:56,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:02:56,646 INFO L85 PathProgramCache]: Analyzing trace with hash 838507715, now seen corresponding path program 1 times [2024-08-13 19:02:56,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:02:56,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120008859] [2024-08-13 19:02:56,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:02:56,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:02:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:03:01,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:03:01,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:03:01,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120008859] [2024-08-13 19:03:01,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120008859] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:03:01,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:03:01,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-08-13 19:03:01,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276067060] [2024-08-13 19:03:01,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:03:01,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-08-13 19:03:01,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:03:01,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-08-13 19:03:01,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2024-08-13 19:03:01,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:01,484 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:03:01,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-13 19:03:01,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:01,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:01,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:01,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:01,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:01,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:01,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:01,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:01,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:01,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:01,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:02,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:02,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:02,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:02,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:02,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:02,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:02,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:02,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:02,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:02,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:02,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:02,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-13 19:03:02,318 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:03:02,318 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:03:02,318 INFO L85 PathProgramCache]: Analyzing trace with hash -395476671, now seen corresponding path program 1 times [2024-08-13 19:03:02,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:03:02,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328088184] [2024-08-13 19:03:02,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:03:02,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:03:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:03:04,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:03:04,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:03:04,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328088184] [2024-08-13 19:03:04,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328088184] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:03:04,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:03:04,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-08-13 19:03:04,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608523216] [2024-08-13 19:03:04,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:03:04,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-13 19:03:04,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:03:04,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-13 19:03:04,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-08-13 19:03:04,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:04,519 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:03:04,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 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) [2024-08-13 19:03:04,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:04,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:04,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:04,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:04,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:04,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:04,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:04,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:04,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:04,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:04,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:04,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:05,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:05,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:05,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:05,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:05,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:05,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:05,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:05,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:05,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:05,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:05,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:05,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:05,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-08-13 19:03:05,236 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:03:05,237 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:03:05,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1511262624, now seen corresponding path program 1 times [2024-08-13 19:03:05,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:03:05,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700858843] [2024-08-13 19:03:05,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:03:05,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:03:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:03:07,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:03:07,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:03:07,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700858843] [2024-08-13 19:03:07,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700858843] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:03:07,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:03:07,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-13 19:03:07,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59007417] [2024-08-13 19:03:07,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:03:07,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-13 19:03:07,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:03:07,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-13 19:03:07,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-08-13 19:03:07,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:07,263 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:03:07,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 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) [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:07,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:07,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:07,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:07,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-08-13 19:03:07,877 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:03:07,878 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:03:07,878 INFO L85 PathProgramCache]: Analyzing trace with hash -782534272, now seen corresponding path program 1 times [2024-08-13 19:03:07,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:03:07,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683371561] [2024-08-13 19:03:07,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:03:07,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:03:07,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:03:09,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:03:09,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:03:09,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683371561] [2024-08-13 19:03:09,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683371561] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:03:09,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:03:09,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-13 19:03:09,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619362222] [2024-08-13 19:03:09,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:03:09,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-13 19:03:09,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:03:09,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-13 19:03:09,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-08-13 19:03:09,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:09,576 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:03:09,576 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) [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:09,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:10,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:10,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:10,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:10,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:10,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:10,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:10,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:10,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:10,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:10,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:10,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:10,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:10,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:10,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-13 19:03:10,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-08-13 19:03:10,148 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:03:10,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:03:10,149 INFO L85 PathProgramCache]: Analyzing trace with hash -2010366368, now seen corresponding path program 1 times [2024-08-13 19:03:10,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:03:10,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323832301] [2024-08-13 19:03:10,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:03:10,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:03:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:03:14,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:03:14,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:03:14,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323832301] [2024-08-13 19:03:14,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323832301] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:03:14,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:03:14,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-08-13 19:03:14,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695020602] [2024-08-13 19:03:14,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:03:14,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-08-13 19:03:14,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:03:14,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-08-13 19:03:14,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-08-13 19:03:14,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:14,633 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:03:14,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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) [2024-08-13 19:03:14,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:14,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:14,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:14,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:14,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:14,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:14,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:14,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:14,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:14,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:14,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:14,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:14,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:14,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-13 19:03:14,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:15,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-13 19:03:15,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 19:03:15,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-08-13 19:03:15,610 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:03:15,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:03:15,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1606256290, now seen corresponding path program 1 times [2024-08-13 19:03:15,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:03:15,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279194753] [2024-08-13 19:03:15,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:03:15,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:03:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:03:18,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:03:18,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:03:18,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279194753] [2024-08-13 19:03:18,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279194753] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:03:18,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:03:18,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-13 19:03:18,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164364425] [2024-08-13 19:03:18,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:03:18,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-08-13 19:03:18,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:03:18,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-08-13 19:03:18,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2024-08-13 19:03:18,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:18,289 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:03:18,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 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) [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-13 19:03:18,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-13 19:03:18,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:19,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:19,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-13 19:03:19,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 19:03:19,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:19,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-08-13 19:03:19,139 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:03:19,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:03:19,140 INFO L85 PathProgramCache]: Analyzing trace with hash -606004765, now seen corresponding path program 1 times [2024-08-13 19:03:19,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:03:19,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308643880] [2024-08-13 19:03:19,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:03:19,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:03:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:03:21,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:03:21,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:03:21,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308643880] [2024-08-13 19:03:21,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308643880] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:03:21,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:03:21,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-08-13 19:03:21,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497190126] [2024-08-13 19:03:21,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:03:21,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-13 19:03:21,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:03:21,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-13 19:03:21,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-08-13 19:03:21,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:21,521 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:03:21,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 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) [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:21,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 19:03:22,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:22,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:22,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-08-13 19:03:22,167 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:03:22,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:03:22,168 INFO L85 PathProgramCache]: Analyzing trace with hash 257545437, now seen corresponding path program 1 times [2024-08-13 19:03:22,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:03:22,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787183699] [2024-08-13 19:03:22,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:03:22,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:03:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:03:24,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:03:24,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:03:24,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787183699] [2024-08-13 19:03:24,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787183699] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:03:24,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:03:24,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-13 19:03:24,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358108787] [2024-08-13 19:03:24,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:03:24,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-13 19:03:24,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:03:24,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-13 19:03:24,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-08-13 19:03:24,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:24,274 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:03:24,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 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) [2024-08-13 19:03:24,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:24,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:24,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:24,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:24,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:24,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:24,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:24,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:24,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:24,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:24,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:24,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:24,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:24,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-13 19:03:24,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-13 19:03:24,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:24,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:24,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:24,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:24,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:24,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-08-13 19:03:24,884 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-13 19:03:24,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 19:03:24,884 INFO L85 PathProgramCache]: Analyzing trace with hash 146854594, now seen corresponding path program 1 times [2024-08-13 19:03:24,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 19:03:24,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705175778] [2024-08-13 19:03:24,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 19:03:24,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 19:03:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 19:03:26,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 19:03:26,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 19:03:26,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705175778] [2024-08-13 19:03:26,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705175778] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 19:03:26,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 19:03:26,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-13 19:03:26,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391102653] [2024-08-13 19:03:26,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 19:03:26,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-13 19:03:26,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 19:03:26,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-13 19:03:26,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-08-13 19:03:26,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:26,706 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 19:03:26,706 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) [2024-08-13 19:03:26,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:26,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:26,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-08-13 19:03:27,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 19:03:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-08-13 19:03:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-13 19:03:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-13 19:03:27,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-13 19:03:27,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-13 19:03:27,161 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-08-13 19:03:27,161 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-08-13 19:03:27,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-08-13 19:03:27,165 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-13 19:03:27,167 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-13 19:03:27,167 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-13 19:03:27,168 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-08-13 19:03:27,168 INFO L508 ceAbstractionStarter]: WitnessConsidered=2 [2024-08-13 19:03:27,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 07:03:27 BasicIcfg [2024-08-13 19:03:27,169 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-13 19:03:27,169 INFO L158 Benchmark]: Toolchain (without parser) took 61928.35ms. Allocated memory was 163.6MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 125.5MB in the beginning and 876.0MB in the end (delta: -750.5MB). Peak memory consumption was 532.5MB. Max. memory is 16.1GB. [2024-08-13 19:03:27,170 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 19:03:27,170 INFO L158 Benchmark]: CDTParser took 1.18ms. Allocated memory is still 121.6MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 19:03:27,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 553.32ms. Allocated memory is still 163.6MB. Free memory was 125.5MB in the beginning and 83.0MB in the end (delta: 42.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-08-13 19:03:27,170 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.74ms. Allocated memory is still 163.6MB. Free memory was 83.0MB in the beginning and 128.1MB in the end (delta: -45.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-08-13 19:03:27,170 INFO L158 Benchmark]: Boogie Preprocessor took 38.36ms. Allocated memory is still 163.6MB. Free memory was 128.1MB in the beginning and 123.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-13 19:03:27,170 INFO L158 Benchmark]: RCFGBuilder took 721.64ms. Allocated memory is still 163.6MB. Free memory was 123.9MB in the beginning and 93.6MB in the end (delta: 30.2MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. [2024-08-13 19:03:27,171 INFO L158 Benchmark]: TraceAbstraction took 60534.70ms. Allocated memory was 163.6MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 92.6MB in the beginning and 876.0MB in the end (delta: -783.4MB). Peak memory consumption was 499.1MB. Max. memory is 16.1GB. [2024-08-13 19:03:27,171 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 1.18ms. Allocated memory is still 121.6MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 553.32ms. Allocated memory is still 163.6MB. Free memory was 125.5MB in the beginning and 83.0MB in the end (delta: 42.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.74ms. Allocated memory is still 163.6MB. Free memory was 83.0MB in the beginning and 128.1MB in the end (delta: -45.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.36ms. Allocated memory is still 163.6MB. Free memory was 128.1MB in the beginning and 123.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 721.64ms. Allocated memory is still 163.6MB. Free memory was 123.9MB in the beginning and 93.6MB in the end (delta: 30.2MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. * TraceAbstraction took 60534.70ms. Allocated memory was 163.6MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 92.6MB in the beginning and 876.0MB in the end (delta: -783.4MB). Peak memory consumption was 499.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7761, independent: 6782, independent conditional: 6498, independent unconditional: 284, dependent: 979, dependent conditional: 932, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7710, independent: 6782, independent conditional: 6498, independent unconditional: 284, dependent: 928, dependent conditional: 881, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7710, independent: 6782, independent conditional: 6498, independent unconditional: 284, dependent: 928, dependent conditional: 881, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10599, independent: 6782, independent conditional: 539, independent unconditional: 6243, dependent: 3817, dependent conditional: 2350, dependent unconditional: 1467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 10599, independent: 6782, independent conditional: 539, independent unconditional: 6243, dependent: 3817, dependent conditional: 1691, dependent unconditional: 2126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10599, independent: 6782, independent conditional: 539, independent unconditional: 6243, dependent: 3817, dependent conditional: 1691, dependent unconditional: 2126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 551, independent: 343, independent conditional: 59, independent unconditional: 284, dependent: 208, dependent conditional: 161, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 551, independent: 259, independent conditional: 0, independent unconditional: 259, dependent: 292, dependent conditional: 0, dependent unconditional: 292, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 292, independent: 84, independent conditional: 59, independent unconditional: 25, dependent: 208, dependent conditional: 161, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 292, independent: 84, independent conditional: 59, independent unconditional: 25, dependent: 208, dependent conditional: 161, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4086, independent: 1259, independent conditional: 808, independent unconditional: 451, dependent: 2827, dependent conditional: 2166, dependent unconditional: 662, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 10599, independent: 6439, independent conditional: 480, independent unconditional: 5959, dependent: 3609, dependent conditional: 1530, dependent unconditional: 2079, unknown: 551, unknown conditional: 220, unknown unconditional: 331] , Statistics on independence cache: Total cache size (in pairs): 551, Positive cache size: 343, Positive conditional cache size: 59, Positive unconditional cache size: 284, Negative cache size: 208, Negative conditional cache size: 161, Negative unconditional cache size: 47, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 659, Maximal queried relation: 15, Independence queries for same thread: 51 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.2s, Number of persistent set computation: 133, Number of trivial persistent sets: 90, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 331, independent: 284, independent conditional: 0, independent unconditional: 284, dependent: 47, dependent conditional: 0, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7761, independent: 6782, independent conditional: 6498, independent unconditional: 284, dependent: 979, dependent conditional: 932, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7710, independent: 6782, independent conditional: 6498, independent unconditional: 284, dependent: 928, dependent conditional: 881, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7710, independent: 6782, independent conditional: 6498, independent unconditional: 284, dependent: 928, dependent conditional: 881, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10599, independent: 6782, independent conditional: 539, independent unconditional: 6243, dependent: 3817, dependent conditional: 2350, dependent unconditional: 1467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 10599, independent: 6782, independent conditional: 539, independent unconditional: 6243, dependent: 3817, dependent conditional: 1691, dependent unconditional: 2126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10599, independent: 6782, independent conditional: 539, independent unconditional: 6243, dependent: 3817, dependent conditional: 1691, dependent unconditional: 2126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 551, independent: 343, independent conditional: 59, independent unconditional: 284, dependent: 208, dependent conditional: 161, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 551, independent: 259, independent conditional: 0, independent unconditional: 259, dependent: 292, dependent conditional: 0, dependent unconditional: 292, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 292, independent: 84, independent conditional: 59, independent unconditional: 25, dependent: 208, dependent conditional: 161, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 292, independent: 84, independent conditional: 59, independent unconditional: 25, dependent: 208, dependent conditional: 161, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4086, independent: 1259, independent conditional: 808, independent unconditional: 451, dependent: 2827, dependent conditional: 2166, dependent unconditional: 662, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 10599, independent: 6439, independent conditional: 480, independent unconditional: 5959, dependent: 3609, dependent conditional: 1530, dependent unconditional: 2079, unknown: 551, unknown conditional: 220, unknown unconditional: 331] , Statistics on independence cache: Total cache size (in pairs): 551, Positive cache size: 343, Positive conditional cache size: 59, Positive unconditional cache size: 284, Negative cache size: 208, Negative conditional cache size: 161, Negative unconditional cache size: 47, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 659, Maximal queried relation: 15, Independence queries for same thread: 51 - PositiveResult [Line: 830]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 831]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 54 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 60.4s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 11.7s, 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: 192, 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, 47.9s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 265 ConstructedInterpolants, 0 QuantifiedInterpolants, 19147 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-13 19:03:27,202 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-08-13 19:03:27,417 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE